What is Asclepias subverticillata?
{{Italictitle}} {{taxobox |name = Horsetail Milkweed |image = Asclepias subverticillata.jpg |regnum = [[Plantae]] |unranked_divisio = [[Angiosperms]] |unranked_classis = [[Eudicots]] |unranked_ordo = [[Asterids]] |ordo = [[Gentianales]] |familia = [[Apocynaceae]] |subfamilia = Asclepiadoideae |genus = ''[[Asclepias]]'' |species = '''''A. amplexicaulis''''' |binomial = ''Asclepias amplexicaulis'' |binomial_authority = (A. Gray) Vail |}} '''''Asclepias subverticillata''''' (also known as the '''horsetail milkweed''' or '''whorled milkweed''') is a [[species]] of [[milkweed]] [[plant]]. It [[wikt:belong|belongs]] in the [[subfamily]] [[Asclepiadoideae]]. It is [[wikt:native|native]] to the western [[United States]]. ==Other websites== {{commonscat|Asclepias subverticillata}} {{wikispecies|Asclepias subverticillata}} *[http://plants.usda.gov/java/nameSearch ''Asclepias subverticillata'' at USDA PLANTS Database] {{biology-stub}} [[Category:Asclepias|s]]