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|Family: Apocynaceae||View Description||Dichotomous Key|
|Genus: Asclepias||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Asclepias speciosa Torr.
Habit: Perennial herb, hairy. Stem: ascending to erect. Leaf: opposite; petiole short; blade elliptic to ovate, base rarely cordate, clasping stem. Inflorescence: terminal and at nodes; peduncle 1--10 cm. Flower: corolla reflexed, rose-purple; hoods not to +- elevated above corolla base, much exceeding anther head, pink aging yellow; horns exserted, much exceeded by hoods, at +- same level as anther head. Fruit: +- erect on generally +- reflexed pedicels. Seed: 6--9 mm. Chromosomes: 2n=22.
Ecology: Many habitats including fields, roadsides; Elevation: < 1900 m. Bioregional Distribution: CA (exc possibly CW, SW, DSon, elsewhere); Distribution Outside California: to western Canada, Texas. Flowering Time: May--Sep
Synonyms: Asclepias giffordii Eastw.
Unabridged Note: Although indicated for California in TJM(1993), numerous cos. (especially in CW, SW, DSon) not represented in Consortium database.
eFlora Treatment Author: Thomas J. Rosatti & Carol A. Hoffman
Jepson Online Interchange
Previous taxon: Asclepias solanoana
Next taxon: Asclepias subulata
Citation for this treatment: Thomas J. Rosatti & Carol A. Hoffman 2017. Asclepias speciosa, Revision 1, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=14422, accessed on January 23, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on January 23, 2017.