| Dudleya cymosa | |
|---|---|
| |
| The neotype for D. cymosa, an illustration by John Gilbert Baker | |
| Conservation status | |
 Secure (NatureServe) | |
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Order: | Saxifragales |
| Family: | Crassulaceae |
| Genus: | Dudleya |
| Species: | D. cymosa |
| Binomial name | |
| Dudleya cymosa (Lem.) Britton & Rose | |
| Synonyms | |
|
Echeveria cymosa | |
Dudleya cymosa is a species complex of evergreen and deciduous succulent plants in the family Crassulaceae known by the common name: canyon liveforever. It is a loosely defined polyphyletic species with a diverse number of subspecies, varying highly in morphology, distribution, and habitat.
Description
It is a distinctive plant sending up erect red-orange stems from a gray-green basal rosette. The small yellowish-red thimble-shaped flowers top the stems in a cyme inflorescence. Some subspecies are considered threatened locally.
Subspecies
Recognized Dudleya cymosa subspecies:
- Dudleya cymosa subsp. agourensis K.M. Nakai - (Agoura Hills dudleya)
- Dudleya cymosa subsp. crebrifolia K.M. Nakai & Verity - (San Gabriel River dudleya)
- Dudleya cymosa subsp. costatifolia Bartel & Shevock - (Pierpoint springs dudleya)
- Dudleya cymosa subsp. cymosa (Lem.) Britton & Rose - (canyon liveforever)
- Dudleya cymosa subsp. marcescens Moran - (Marcescent dudleya)
- Dudleya cymosa. subsp. ovatifolia - (Santa Monica Mountains dudleya)
- Dudleya cymosa subsp. paniculata (Jeps.) K.M. Nakai - (Diablo range dudleya)
- Dudleya cymosa subsp. pumila (Rose) K.M. Nakai - (Transverse ranges liveforever)
The subspecies marcescens and ovatifolia are federally listed as threatened species of the United States.
Butterfly habitat
Dudleya cymosa is the larval host plant for the Sonoran blue butterfly, Philotes sonorensis (Lycaenidae)
Notes
- New N. Amer. Crassul. 21. 1903 Sep
- Bull. New York Bot. Gard. 3:21. 1903 Nov
- Yost, J. M.; Bontrager, M.; McCabe, S. W.; Burton, D.; Simpson, M. G.; Kay, K. M.; Ritter, M. (2013). "Phylogenetic relationships and evolution in Dudleya (Crassulaceae)" (PDF). Systematic Botany. 38 (4): 1096–1104. doi:10.1600/036364413X674760. S2CID 15715233.
- McCabe, Stephen Ward (26 September 2019). "Succulent Poaching, Conservation,and the Mainland Dudleyas". Youtube. CNPS Santa Clara Valley Chapter. Archived from the original on 2021-12-21.
- "Dudleya cymosa". Global Biodiversity Information Facility.
- USFWS. ssp. marcescens. Species Profile.
- USFWS. ssp. ovatifolia. Species Profile.
References
- Thomson, Paul H. (1993). Dudleya and Hasseanthus handbook. Bonsall, CA: Bonsall Publication. ISBN 978-0-9602066-5-0.
- C.Michael Hogan, ed. 2010. Dudleya cymosa. Encyclopedia of Life.
External links
| Taxon identifiers | |
|---|---|
| Dudleya cymosa |
|
| Echeveria cymosa | |
 | This Crassulaceae-related article is a stub. You can help Misplaced Pages by expanding it. |
- NatureServe secure species
- Dudleya
- Flora of California
- Flora of Oregon
- Flora of the Sierra Nevada (United States)
- Natural history of the California chaparral and woodlands
- Natural history of the California Coast Ranges
- Natural history of the Peninsular Ranges
- Natural history of the Santa Monica Mountains
- Natural history of the Transverse Ranges
- Garden plants of North America
- Butterfly food plants
- Drought-tolerant plants
- Taxa named by Charles Antoine Lemaire
- Taxa named by Joseph Nelson Rose
- Taxa named by Nathaniel Lord Britton
- Crassulaceae stubs