California Horticultural Society
2003 Seed Exchange

The Cal Hort Seed Exchange is open to members only. If you're not a member, please click on the "Membership" link to your left to find out how to become one!

Click on the underlined names to view images or further information. A hyperlinked number "2" after the name indicates a second image. Most links take you the CalFlora database, a comprehensive database of plant distribution information for California; a web accessible, publicly available tool for synthesis of data from disparate sources. They are always looking for volunteers and photos of plants not yet catalogued. If you would like to contribute in some way, click here.


Thanks to those who donated seed for the exchange this year, without whose participation this program would not be possible, and whose initials in the list below indicate their expressed willingness to be contacted about the plants from which the donated seed came and the conditions under which they grow: Susan Ashley (SA), Alice Bachelder (AB*), Alan Baker (AB#), Ruth Bancroft Garden (RBG), Michael Barclay Garden (MBG), Christi Carter (CC), Betsy Clebsch (BC), Fred Coe (FC), Mike Dahlin (MD), Bea Dimpfl (BD), Jana Olson Dobrinsky (JOD), Kathy Echols (KE), Ellen Edelson (EE), Bobbie Feyerabend (BF), Elizabeth F Gamble Garden (GG), Martin Grantham (MG), Jan Hamby (JH), Harland Hand Memorial Garden (HH), Katherine Henwood (KH), Ed Holm (EH), Ginny Hunt (GH), Irene Isgur (II), Mary Sue Ittner (MSI), Leaning Pine Arboretum (LPA), Elise Lew (EL), Ron Lutsko Jr (RL), Daisy Mah (DM*), Don Mahoney (DM#), Charlotte Masson (CM), Bruce Peters (BP), Katherine Pyle (KP), Quarryhill Botanical Garden (QBG), Carla Reiter (CR*), Corina Rieder (CR#), Wayne Roderick (WR), Tina Saravia (TS), Richard Starkeson (RS), Helene Strybing Arboretum (HSA), UC Botanical Garden (UCBG), Patricia Van Aggelen (PVA), Richard Wagner (RW), Liz Waterman (LW), Bob Werra (BW), Cynthia Wood (CW), Kristin Yanker-Hansen (KYH), and those whose gratefully received donations remain anonymous. Nomenclature and descriptions are those given by these donors.

1. Abutilon hyb (HH): floriferous, flowers strong shell pink
2. Abutilon hyb (HH): white flowers
3. Acacia cultriformis (LPA)
4. Acacia glaucoptera (LPA)
5. Acacia mearnsii (RW)
6. Acacia podalyrifolia (MBG)
7. Acacia vestita (BC)
8. Acer circinatum (EH): Vine Maple; scarify, then warm stratify for 1-2 months, then cold stratify for 3-4 months
9. Acer palmatum (EH): mixed; cold stratify 90 days
10. Achistus australis (HSA): blue flowers
11. Achistus australis (HSA): white flowers
12. Aethionema cordifolia (KE)
13. Agastache ‘Pink Panther’ (KE): to 3’; pink flowers in spikes
14. Agastache repens (DM*)
15. Agastache sp (BC)
16. Alcea ficifolia hyb (KYH): one of the newest hollyhocks to hit the market; longer lived than conventional ones; flowers of the species are yellow, and as this one has a flush of pink; stalks to 12’, reminds one of Dr Suess
17. Alcea hyb (GG): Hollyhock; flowers pink to white with pinked petals
18. Allium schoenoprasum (EH): common chives
19. Allium senescens (= montanum) (KP): largely upright evergreen strap leaves to 18”; plant basically evergreen but goes through a ratty stage in autumn; flowers lilac, in chive-like balls, long flowering season
20. Allium siskiyouensis (RL): collected at Mt Eddy
21. Allium sphaerocephalon (RW)
22. Allium taquettii (CC)
23. Allium turconamicum (KP): largely upright evergreen strap leaves to 2’; flowers pink to mauve, in balls like chives; very similar to A. senescens but always looks good
24. Allium sp (WR): from Greece; large, to 4’
25. Allium sp: lavender flowers
26. Alnus etata (QBG)
27. Alstroemeria hookeri (MSI): pink flowers
28. Alstroemeria hyb (SA): mixed
29. Amaranthus caudatus ‘Giant Burgundy’ (CC)
30. Amaryllis hyb (KE): flowers white with red stripe
31. Amaryllis hyb (KE): mixed
32. Ampelopsis brevipedunculata (GG): Porcelain Berry
33. Anagallis monelli (DM#): annual; bright blue flowers
34. Anemone multifida (RL): collected at Henry’s Ford, Idaho
35. Anemone pavonina (WR)
36. Angelica pachycarpa (BF & MG): Glossy Queen Anne’s Lace; biennial; large textured foliage; umbel in second year
37. Anthemis tinctoria (DM#)
38. Aquilegia formosa & hyb (AB*): perennial to 2’; flowers of former red and yellow, of latter all yellow, all summer if watered; sun to part shade
39. Aquilegia triternata (RBG)
40. Aquilegia ‘Mellow Yellow’ (KE): golden leaves; white columbine flowers
41. Aquilegia hyb (KE): spurless small pink flowers
42. Aquilegia hyb: yellow flowers
43. Aquilegia hyb: mixed
44. Aralia californica (HSA)
45. Arctotis gumbletonii (HSA): perennial daisy; mixed orange or red flowers
46. Arctotis venusta (HSA): annual or short-lived perennial; flowers white with purple center
47. Aristea ecklonii (AB*): South Africa native irid to 2’; bright blue flowers in summer; little to moderate water; sun to part shade
48. Arthropodium candidum maculatum (SA)
49. Arthropodium cirratum (MSI): New Zealand evergreen clump of lily type leaves, white flowers
50. Asclepias curassavica (AB#)
51. Asparagus asparagoides (EH): best in hanging basket, can become very invasive in garden
52. Asparagus ‘Purple Passion’ (KE)
53. Aster divaricatus (BF): woodland aster, tolerates shade but gives good yellow fall color in sun; tiny white daisies late summer into autumn
54. Aster frikartii ‘Moench’ (JH)
55. Astrantia major (AB#): white flowers; good for shade in inland gardens
56. Astrophytum myriostigma (RBG)
57. Astrophytum ornatum (RBG)
58. Atriplex hortensis rubra (BC & DM*): Red Orach; red foliage
59. Atropa belladonna (HSA): WARNING: all parts of the plant are poisonous, not for gardens where children are present
60. Baccharis pilularis ‘Twin Peaks’ (RW)
61. Belamcanda chinense (QBG)
62. Bomarea hirtella (MG): winter dormant vine; flowers pink and chartreuse with dark speckles; may take more than three months to germinate
63. Brachteantha bracteatum ‘Sundaze White’ (CC)
64. Brachychiton rupestris (RBG)
65. Brahea (= Erythea) armata (RBG): Mexican Blue Palm
66. Brodiaea californica (MSI): California native bulb
67. Brodiaea californica (RL): collected at Highway 36
68. Brodiaea elegans (MSI): California native bulb
69. Brodiaea purdyi (MSI): California native bulb
70. Brugmansia sanguinea (HH)
71. Brugmansia sp: white flowers
72. Calandrinia sp (AB#): maroon flowers; good for rock garden
73. Calendula sp (PVA): to 18”; canary yellow flowers
74. Calochortus albus (BW & MSI): California native bulb
75. Calochortus albus (RL): collected at Old Priest Grade (Highway 120), Coulterville
76. Calochortus amabilis (BW)
77. Calochortus amoenus 2 (BW)
78. Calochortus argillosus 2 (BW)
79. Calochortus catalinae 2 (BW)
80. Calochortus luteus 2 (BW & HSA)
81. Calochortus luteus (RL): collected at Sunol
82. Calochortus splendens 2 (BW)
83. Calochortus umpquanensis (BW)
84. Calochortus venustus (BW): mixed flower colors
85. Calochortus venustus 2 (BW): scarlet flowers
86. Calochortus vesta 2 (BW)
87. Calycanthus occidentalus (EH): Spice Bush
88. Camassia quamash (MSI): California native bulb, seed collected wild at Gualala
89. Campanula punctata (HH)
90. Campanula sp (AB#): lavender flowers
91. Canna edulis (KP): tall leafy stems to 5’ topped by spikes of small red flowers; often killed to ground by frost but comes back quickly from the roots; tubers edible and also used as a starch source, whole plant used as stock feed
92. Canna hyb (KE): flowers yellow and red
93. Casuarina stricta (= quadrivalvis) (MBG)
94. Celsia bugulifolia? (KYH): brought the seed from New Jersey; have yet to find an accurate description in the books although this is the closest I can key; white form that basically looks like a verbascum; leaves form a shiny green rosette, from which springs forward a tall white blooming flower stalk; seed pods form lovely little balls along the stem making for architectural interest; can aggressively seed about, but the snowy scene awaiting you each morning is well worth the aggravation; may also be deer proof
95. Centaurea cineraria (LW): Dusty Miller with silver leaves; purple flowers
96. Ceratotheca triloba (DM*): annual to 4’; pink or white tubular flowers in summer; in sesame family
97. Cercis occidentalis (RW) : Western Redbud; shrub to 10’; magenta flowers in April; hot sun, summer dry
98. Cercis occidentalis (AB*): collected from Putah Creek in Napa County
99. Cereus peruviana (EH)
100. Cestrum guatamalensis (HSA): white berries
101. Cestrum sp (MBG): cerise flowers
102. Cestrum sp (MBG): pink flowers
103. Chasmantheum latifolium (SA)
104. Chironodendron pentadactylon (HSA): Monkey Hand Tree
105. Chlorogalum pomeridianum (RW): California native, collected in northeast Mendocino County
106. Chorisia speciosa (EH): Silk Floss Tree
107. Chrysanthemum sp (PVA): old fashioned Feverfew
108. Citronella canariensis (TS)
109. Clarkia hyb (PVA): Godetia; lavender flowers
110. Cleistocactus hyalacanthus (RBG)
111. Clematis texensis
112. Clematis sp
113. Cleome spinosa (GG): purple flowers
114. Cleome spinosa ‘Helen Campbell’ (DM*): white flowers
115. Clianthus puniceus (MD): pink flowers
116. Colchicum spp (WR): mixed
117. Commelina coelestis (KP): supposed to be perennial but may be an annual here; blue flowers similar to Tradescantia on foot-tall stems from a basal leaf clump
118. Commelina tuberosa (BF): perennial; blue flowers
119. Corylus avellana ‘Contorta’ (MBG)
120. Cosmos hyb: orange semi-double flowers; 2’ parent
121. Cosmos hyb: orange semi-double flowers; 5’ parent
122. Cotinus coggygria purpureus (GH)
123. Craspedia globosa (KE)
124. Crocosmia ‘Lucifer’ (PVA): red flowers
125. Cunninghamia lanceolata ‘Glauca’ (MBG)
126. Cuphea lanceolata (HSA): Oaxaca annual to 2’; large purple flowers
127. Cuphea hyb (HH): six magenta petals, purple tube
128. Cuphea hyb (HH): two red petals, deep pink half-inch tube
129. Cynara baetica maroccana (GH)
130. Cypella coelestris (BF): irid to 2’; blue flowers last one day
131. Cyperus haspan (HH)
132. Datura metaloides (EH): Jimson Weed – WARNING: poisonous and not for gardens where children are present
133. Datura stramonium (RW)
134. Daucus carota (CC)
135. Delphinium cardinale
136. Dianella tasmanica?
(PVA): blue berries
137. Dianthus deltoides (HH)
138. Dichelostemma ida-maia (MSI): California native bulb
139. Dichelostemma ida-maia (RW): California native, collected in northeast Mendocino County
140. Dierama pulcherrima (CM): white flowers
141. Dierama pulcherrima (FC, HH, HSA): mixed
142. Dietes vegeta (CC)
143. Dipsacus lactiniatus (DM*): Teasel; beautiful thistle flowers
144. Dodecatheon alpinum (RL): collected at Siskiyou County
145. Dodecatheon clevelandii
146. Dodecatheon hendersonii
147. Dodonaea viscosa ‘Purpurea’ (RW)
148. Dolichos lablab (DM*): Purple Hyacinth Bean; annual vine
149. Dracocephalum moldavicum (GH)
150. Dregea corrugata (= Wattakaka sinensis): vine, like hardy Hoya carnosa; flowers more dull yet more fragrant
151. Drimys winteri (HSA)
152. Dudleya edulis (SA): possibly x lanceolata
153. Dyckia hyb: leaves narrow, spiny, bronze-brown in full sun
154. Dyckia sp (CW): small and low; orange flowers on tall spikes
155. Echinacea purpurea ‘Magnus’ (JH): long-lived perennial to 3’; vibrant soft rose daisies with glowing bronze centers from July to September
156. Echinocactus grusonii (RBG)
157. Echinocactus platyacanthus (= ingens) (RBG)
158. Embothrium coccineum (HH)
159. Epilobium angustifolium (EH): Fireweed
160. Epilobium canum (= Zauschneria cana) ‘Figueroa Peak’ (KE)
161. Erica glauca glauca (MSI): South African heather; large white flowers that last a long time
162. Eriogonum latifolium ssp grande-rubescens (DM*, HSA): California native buckwheat; pink flowers
163. Eryngium sp (AB#): flowers in small heads to _”
164. Eryngium trypartitum (DM*)
165. Eryngium trypartitum hyb (DM*)
166. Erythronium grandiflorum (RL): collected at Henry’s Ford, Idaho
167. Eschscholtzia californica: red flowers
168. Eschscholtzia californica: purple flowers
169. Eupatorium rugosum ‘Chocolate’ (MD): Chocolate-colored perennial to 3’; sun to part shade.
170. Fallopia baldshuanica (RW)
171. Felicia fruticosa (SA): to 3’ tall x 5’ wide; purple flowers
172. Ferocactus gracilis ssp coloratus (= peninsulae v viscainensis) (RBG)
173. Ferula communis (DM#): biennial; food plant for anise swallowtail butterfly
174. Festuca ovina glauca (HH)
175. Fibigia clypeata (WR): good for dry arrangements
176. Francoa appendiculata (SA)
177. Francoa sonchifolia & F. ramosa mixed (BF)
178. Freesia (= Anomatheca, = Laperousia) laxa (EH): sow in place; requires only winter rain
179. Freesia (= Anomatheca, = Laperousia) laxa: white flowers
180. Fritillaria affinis (BW)
181. Fritillaria biflora (BW)
182. Fritillaria biflora biflora (= roderickii) (MSI): California native bulb
183. Fuchsia boliviana alba (HSA)
184. Furcraea longaeva (HSA)
185. Gaillardia grandiflora (RW)
186. Galanthus sp (BC)
187. Garrya eliptica (EH): soak berries overnight and remove seeds, then stratify three months
188. Gasteria sp (KE)
189. Gasteria hyb (KE): seed from large plant with thick leaves; flowers orange and green
190. Gelasine elongata (= azurea) (MSI): summer blooming South American irid
191. Gladiolus carinatus (BW)
192. Gladiolus caryophyllaceus (BW)
193. Gladiolus tristis (HSA)
194. Gladiolus watsonia (BW)
195. Globularia sarcophylla (HSA)
196. Globularia sp (MBG)
197. Gossypium thurberii (KYH): desert cotton shown at the September plant display; September to October shows white mallow blooms which fade to pink, not a lot of cotton around the seed head, but the heads themselves are very lovely; does not leaf out until June, loves the heat, grows to 5’
198. Gunnera insignis (HSA): native to Chiapas, Mexico, cloud forest; large reddish folige to 3’ across
199. Habranthus robustus (EH): lovely fall bloomer; start in pot and transplant after three years
200. Helenium sp (AB#): yellow flowers
201. Helianthus angustifolius ‘Swamp Sunflower’ (JH)
202. Helianthus angustifolius ‘Yellow Yellow’ (JH)
203. Helianthus ‘Cinnamon Sun’ (PVA): sunflower to 4’
204. Helianthus ‘Vanilla Ice’ (PVA): sunflower to 4’
205. Helianthus hyb (PVA): to 5’; red-orange sunflowers
206. Helianthus hyb (KE): dark maroon sunflowers
207. Helicotrichon sempervirens (HH): Blue Oat Grass
208. Helleborus corsicus (= lividus) (WR)
209. Helleborus orientalis (WR): dark flower
210. Helleborus orientalis ‘Purple Strain’ (II)
211. Herbertia lahue (MSI): South American bulb, violet-blue flowers
212. Hesperantha (= Schizostylis) coccinea: red flowers
213. Hesperantha (= Schizostylis) coccinea ‘Mrs Hegarty’ (HH): pink flowers
214. Hesperantha cucullata (MSI): South African irid with white flowers opening in afternoon
215. Heteromeles arbutifolia (RW)
216. Heuchera ‘Palace Purple’ (SA)
217. Hibiscus sabdariffa (KE): showy red leaves; fleshy calyx and bract which, immature and fresh or dried, is Roselle used in teas, jams, sauces and the like
218. Hieracium auranticum (KP): gradually-spreading mat of evergreen, hairy leaves topped by small orange dandelion-like flowers on skinny stems; though some consider this a weed, for me it only spreads slowly and does not reseed.
219. Hieracium maculatum (BP): usually grown in shade where it has blue-green leaves spotted with chocolate, in hot sun turns almost completely black with green flecks; tolerant of extremes
220. Hieracium nigram (KP): flat clump of lightly-hairy, black-marbled leaves, topped by skinny stems holding small, yellow, dandelion-like flowers; though some say it can become a weed, but I never have more than three or four volunteer plants growing at a time, and each dies out after a couple of years
221. Homeria collina? (SA): orange flowers
222. Howittia tricocularis (HSA): Australia native malvaceous shrub to 6’; lavender flowers
223. Humulus japonicus ‘Variegata’ (BP): fast to 12’, heavily variegated astoundingly beautiful annual hop; elongated ‘hops’ on females are bright pink in sun
224. Hunnemannia fumariaefolia (KE): Mexican Tulip Poppy; bush poppy with lovely light yellow flower; full sun, drought tolerant
225. Hymenoxys sp (RL): collected at Sonora Pass
226. Hypoxis hirsuta (HH)
227. Idesia polycarpa (HSA): tree to 30’
228. Impatiens cristata (RW)
229. Incarvillea arguta (HSA): small shrub; light pink flowers
230. Incarvillea arguta (HSA): prostrate form, evergreen ground cover
231. Incarvillea sp (SA): similar to I. arguta; pink flowers; trailing habit
232. Ipomoea ‘Milky Way’ (PVA): Morning Glory; flowers white with red markings
233. Ipomoea sp: Morning Glory; blue flowers; from Filoli
234. Ipomoea hyb (PVA): Morning Glory; mixed
235. Iris douglasiana (MSI): California native, seed collected wild at Gualala
236. Iris sp (AB#): flowers not showy; leaves have variegated stripe
237. Ixia monadelpha (WR, HSA): flowers white with blue center
238. Kennedia rubicunda (MSI): Australian pea climber, orange flowers
239. Koelreuteria paniculata: Golden Rain Tree
240. Laburnum anagyroides x watereri (CR*): to 30’; intermediate between parents; racemes long and slender to 10”; fruit rarely develops – WARNING: all parts of the plant are poisonous, especially the seeds, not for gardens where children are present
241. Lachenalia contaminata (MSI): South African bulb
242. Lachenalia elegans v suaveolens (MSI): South African bulb
243. Lachenalia pustulata (MSI): South African bulb
244. Lachenalia splendida (MSI): South African bulb
245. Lachenalia unicolor (MSI): South African bulb
246. Lathyrus odoratus ‘Matucana’ (II): old-fashioned sweet pea; great scent; from Thompson & Morgan
247. Lathyrus sp (HH): flowers red and lavender
248. Lavandula lanata (SA)
249. Lavandula officinalis (= vera) (AB*)
250. Lavandula viridis (HH, DM#)
251. Lavatera assurgentiflora (RS): California (Channel Islands) native shrub
252. Lavatera trimestris ‘Mont Blanc’ (CC)
253. Lavatera sp (EL)
254. Leonitis dysophylla (KE): tall Lion’s Tail to 8’; to 4’ wide; showy orange flowers
255. Lepechinia fragrans (JOD): aromatic perennial California native shrub to 5’; fuzzy gray leaves; lavender flowers on tall spikes; deer don’t eat
256. Lepechinia fragrans (KE): shrub to 3’; large pink flowers
257. Lepechinia hastata (DM# & GH): good hummingbird plant
258. Lewisia cotyledon (AB*): Rainbow strain that may include white, rose, pink-striped, or coral flowers; needs good drainage and half-day sun; pebbly or stony mulch around crown
259. Leymus mollis (HSA): Blue Beach Grass
260. Liatris spicata (PVA): purple flowers
261. Liatris spicata ‘Alba’ (MD, PVA): white flowers
262. Libertia sp (HH)
263. Lilium henryi (DM*): to 6’ but needs staking; full sun; orange pendant flowers in August
264. Lilium leichtlinii (QBG)
265. Lilium rubrum (SA): flowers white to deep rose pink
266. Limnanthes douglasii: Meadow Foam; California native
267. Linaria purpurea (KE)
268. Linaria vulgaris (RW)
269. Linum perenne lewisii (RW)
270. Lunaria annua (EH): can get weedy but great for dried arrangements
271. Lupinus affinus (DM#): California native annual to 2’; soak seed overnight or longer
272. Lupinus arboreus (SA)
273. Lupinus succulentus (= pubescens)(II): California native
274. Lycopersicon esculentum (EH): heirloom tomato ‘Amish Paste’, larger than Roma, sweeter, fewer seeds; indeterminate; open pollinated
275. Lycopersicon esculentum (EH): heirloom tomato ‘Big Rainbow’; red, orange, and yellow coloring; very flavorful, a personal favorite; indeterminate, 85 days, 16–28 oz fruit
276. Lycopersicon esculentum (EH): heirloom tomato ‘Black Krim’; another favorite; reddish-brown when ripe, red inside; outstanding flavor; tends to crack if not enough regular water; indeterminate; open pollinated
277. Lycopersicon esculentum (EH): heirloom tomato ‘Cherokee Purple’, similar to Black Krim but sweeter and less likely to crack; indeterminate; open pollinated
278. Lycopersicon esculentum (EH): heirloom tomato ‘Costoluto Genovese’; large, totally ugly, meaty red paste tomato with excellent flavor; indeterminate; open pollinated
279. Lycopersicon esculentum (EH): heirloom tomato ‘Great White’; large, totally white outside, sweet flavor; indeterminate; open pollinated
280. Lycopersicon esculentum (EH): heirloom tomato ‘Green Zebra’; green with stripes, good flavor, sweeter than most, great for salad; indeterminate; open pollinated
281. Lycopersicon esculentum (EH): heirloom tomato ‘Juliet’; hybrid grape; sweet, acidic, crack resistant
282. Lycopersicon esculentum (EH): heirloom tomato ‘Mr Stripey’; smaller cousin to ‘Big Rainbow’; milder flavor; indeterminate; open pollinated
283. Lycopersicon esculentum (EH): heirloom tomato ‘Pineapple’; half way between ‘Big Rainbow’ and ‘Mr Stripey’; indeterminate; open pollinated
284. Lycopersicon esculentum (EH): heirloom tomato ‘Yellow Pear’, low acid; indeterminate; open pollinated
285. Lychnis sp (HH, PVA): magenta flowers
286. Lychnis sp (PVA): pink/white flowers
287. Madia elegans (DM#, EH): California native annual; sow in place; requires only winter rain
288. Magnolia hypoleuca (QBG)
289. Malope trifida (PVA): Vulcan; magenta flowers
290. Malva ‘Brave Heart’ (PVA): flowers light and dark purple
291. Manfreda brunnea hyb (RBG)
292. Manfreda sp (RBG): HBG 73413; inflorescence to 5’
293. Meconopsis betonicifolia (HSA): biennial form; blue flowers
294. Meconopsis betonicifolia (HSA): perennial form; blue flowers
295. Meconopsis nepaulensis (HSA): flowers yellow and red
296. Melanoselinum decpiens (GH)
297. Mertensia maritima (RL): collected at Anchor Point, Alaska
298. Mirabilis jalapa ‘Broken Colors’ (BP): Four O’Clock with variegated flowers, some pink with yellow, some white with all colors, some yellow with magenta etc
299. Moraea ciliata (BW): like a blue iris
300. Moraea loubseri (BW): probably extinct in its native South Africa
301. Moraea polystacha (BW)
302. Moraea tripetala (WR)
303. Moraea villosa (BW): flowers pale lavender with green center
304. Moraea hyb (MSI): South Africa natives formerly known as Homeria; this seed is mixed from orange and yellow hybrids
305. Nicandra physaloides (EH): Shoo-Fly Plant
306. Nicotiana alata ‘Lime Green’ (DM*): annual to 30”; chartreuse flowers
307. Nicotiana sylvestris (JOD)
308. Noline interrata (QBG)
309. Ochna pulchra (HSA): Mickey Mouse Plant
310. Odontostomum hartwegii (WR)
311. Oenothera caespitosa (RL): collected at Silver Canyon, Inyo County
312. Oenothera caespitosa (RL): collected at White Mountains, Inyo County
313. Oreocereus celsianus (RBG)
314. Ornithogalum dubium (FC)
315. Orthosanthus sp (AB#): blue flowers
316. Paeonia hyb (BD, EH): mixed
317. Papaver orientale: mixed
318. Papaver pilosum (CM)
319. Parkinsonia aculeata
320. Passiflora herbertiana
321. Patersonia sp (HH)
322. Penstemon azureus (RL): collected at Dunsmuir
323. Penstemon hartwegii (KE)
324. Penstemon heterophyllus ‘Blue Spring’ (RW)
325. Penstemon heterophyllus ‘Catherine de la Mare’ (KE)
326. Penstemon newberryi (RL): collected at Crane Flat
327. Penstemon sp (BC): red flowers
328. Penstamon ‘Hidcote Pink’ (PVA)
329. Penstemon hyb (AB#): lavender flowers; low growing, good for rock garden
330. Perilla frutescens (BC)
331. Persicaria filiformis variegata (BP): heavily variegated with cream and light pink; reseeds politely
332. Persicata capitata (RW)
333. Phacelia bolanderi (CR#)
334. Phormium ‘Apricot Queen’ (HH)
335. Phormium ‘Rubrum’ (HH)
336. Pinus jeffreyi (EH): stratify one or two months; collected in Plumas County
337. Plantago major (BF): purple/burgundy foliage
338. Plantago major (DM*): variegated foliage
339. Platycarya strobilacea (QBG)
340. Platycodon grandiflorus (CR#)
341. Prostanthera gilesii (GG): shrub to 3’; flowers white and yellow; small aromatic gray foliage
342. Protea repens (HSA)
343. Psoralea pinnata (LPA)
344. Pteris sp (PVA): Silver Fern; to 2’
345. Ptilostemon afer (DM*): Ivory Thistle; native to north Africa; to 20”; flowers lilac or pale lavender; spiny variegated foliage
346. Puya mirabilis (RS): narrow spiny leaves with pinkish cast
347. Quercus glauca (QBG)
348. Rhamnus californica (EH): soak berries overnight to remove seeds
349. Rhodochiton atrosanguineum (HSA)
350. Rhododendron (konori x leucogigas) x self (MG): very similar to the Vireya that Strybing has named for Karen Morebeck, the parent plant has large dark green leaves, a superior branching habit, and huge 12”x12” trusses of carnation-scented white flowers flushed pink
351. Ricinus communis ‘Carmencita’ (BP): red castor bean with pink seed pods; extremely fast growing, tropical looking, cut back frequently for best color; reseeds mightily in frost-free areas – WARNING: all parts of the plant are poisonous, especially the seeds, not for gardens where children are present
352. Rolanda (= Senecio) petasites (RS)
353. Rosa californica (EH): remove seeds from dry berries, then stratify three months; collected in Plumas County
354. Rosa willmottiae (QBG)
355. Rosa ‘Mme Isaac Pereire’ (AB*)
356. Rudbeckia ‘Herbst Stone’ (AB#): yellow flowers; fantastic accent to 8’ for rear of border
357. Rudbeckia triloba (KE): looks like a Brown-Eyed Susan but with lots of multiple 2” blooms
358. Rychelytrum neriglume (AB#): grass; pink flowers
359. Salvia apiana (JOD): woody perennial southern California native to 8’; very pungent glaucous leaves; tall spikes of pale lavender flowers; full sun; good drainage; deer don’t eat; used by native Americans to purify sweat lodge
360. Salvia cacaliaefolia (DM#, HSA): bright blue flowers
361. Salvia clevelandii ‘Winifred Gilman’ (CC, KYH): native selection, very deep blue flowers in June, latest of all the Clevelandii selections, sporting out flowers all summer if it gets a little summer water
362. Salvia coccinea (KE)
363. Salvia gesneriflora (HSA): to 8’; hardy to 20 degrees
364. Salvia karwinskii (RS): red flowers; pinch for branching
365. Salvia lyrata ‘Purple Knockout’ (CC): 12”x12” perennial; very dark foliage; inconspicuous flowers
366. Salvia microphylla (DM#): large pink flowers
367. Salvia regla (KYH): Tree Salvia, deciduous woody shrub; bloom late August early September; occasionally seeds out in the garden and probably needs to germinate warm, since it only has germinated in well watered pots for me; likes the winter cold weather (zone 9)
368. Salvia sagittata (DM#)
369. Salvia scabra (CC)
370. Salvia sclarea (BP): dwarf cultivar about 2’ and covered with very bright blue bracts (sometimes white or pink) all summer; great for boxes; sun
371. Salvia sonomensis (RL): collected at Sugarloaf Ridge, Sonoma County
372. Salvia taraxacifolia (GH)
373. Salvia sp: small plant; white flowers; described on earlier Cal Hort Seed Exchange list without specific epithet and as native to the South African Karoo
374. Sandersonia aurantiaca
375. Scabiosa africana (HSA): perennial
376. Scabiosa cretica (KE):2’x2’ subshrub; silver leaves; lavender flowers
377. Scabiosa gramnifolia (KE): winter deciduous grasslike foliage; pink flowers
378. Scabiosa purpurea (KYH): Red Color form; described as an annual, has lasted up to three years in my garden; to 30”, makes a great cut flower; red color should come true as other colors were not in the vicinity
379. Scabiosa ‘Ace of Spades’ (PVA)
380. Sedum cauticola ‘Lidakense’ (SA): 2” blue-purple foliage, winter dormant
381. Senna (= Cassia) sp (KE): Australia native shrub to 8’; shiny leaves; yellow flowers most of the year
382. Senna multiglandulosa (HSA)
383. Senna phyllodinea (LPA)
384. Sideritis cypria
385. Silene armeria?
(KP): annual with multiple branching stems, upright or flopping, topped with clusters of fluorescent pink flowers over a long period; reseeds vigorously but easy to control
386. Silene sp (KE): mat-forming; bright pink flowers
387. Sisyrinchium californicum: Golden-Eyed Grass
388. Sisyrinchium striatum ‘Variegatum’ (BP): Vigorous clumper to 2’; sun; well drained soil; don’t know if comes true
389. Solanum marginatum (SA)
390. Sparaxis metelerkampiae (MSI): South African irid
391. Streptocarpus hyb (KH): mixed
392. Styrax japonica (MBG)
393. Sutherlandia frutescens (LPA)
394. Swertia radiata (RL): collected at Sonora Pass
395. Tigridia pavonia (HSA)
396. Townsendia sp (RL): collected at Chidalgo Canyon Road; 1” mound; 1” purple flowers
397. Trichostema lanatum (QBG)
398. Trifolium rubens (PVA): clover, purple flowers
399. Triteleia ixioides (MSI): California native bulb
400. Tropaeolum majus (KE): Nasturtium; red flowers
401. Tropaeolum peregrinum: Canary Climber; annual vine to 10’; full sun; good drainage
402. Tweedia caerulea (CR#, LW)
403. Uncinia egmontiana (HH)
404. Uncinia rubra (SA)
405. Verbascum bombyciferum (EE): biennial; full sun, little water; rosette of large soft tomentose leaves; bright yellow flowers in second year on branching spike to 6’
406. Verbascum chaixii alba (HH): choice form; white blush flowers; self-sows moderately
407. Verbena bonariensis (PVA)
408. Verbena lasiostachys (RW): California native, collected in northeast Mendocino County
409. Vernonia crinita (KYH): prairie composite perennial new to the trade; the first one – grown by Kathy Echols, who may have germination advice, although I think a spring planting would work – took two years from seed to bloom, showing spectacular deep purple atop 3’ plants in the heat of July
410. Veronica longifolia subsessilis (EE): perennial; full sun, moderate water; narrow sessile leaves to 2’; small shallow dark blue flowers on spike to 4’ in summer and autumn attract butterflies; cut back late autumn
411. Viola koreana (CC)
412. Wachendorfia thyrsiflora (BF): thicket of pleated strap leaves to 6’; spike of yellow flowers; architectural
413. Xanthorrhoea preissei (RBG)
414. Xanthorrhoea quadrangulata (RBG)
415. Zea mays variegata (BP): variegated corn to 6’ that T&M sells as ‘Quadracolor’ as the leaves literally have four distinct colors from green to deep magenta; easy; sun to part shade
416. Zigadenus fremontii (MSI, HSA): California native bulb
417. Zinnia peruviana (HSA): annual; bright red flowers
418. mystery grass: unidentified
419. mystery sedge: unidentified