Hecastocleis
Sign in to saveHecastocleis is a genus of low thorny shrubs with stiff branches, assigned to the daisy family. At the tip of each of the branches, inflorescences are subtended by oval, thorny, whitish to greenish bracts that enclose several flower heads which each contain only one pinkish bud, opening into a white corolla. It contains but one species, Hecastocleis shockleyi, the only representative of the tribe Hecastocleideae, and of the subfamily Hecastocleidoideae. Its vernacular name is prickleleaf. It is confined to the southwestern United States.
~7 min read
Encyclopedic overview
13 sectionsContents
- Description
- Leaves
- Inflorescence
- Differences with other Asteraceae
- Taxonomy
- Modern classification
- Phylogeny
- Biogeology
- Etymology
- Distribution
- Ecology
- References
- External links
Hecastocleis is a genus of low thorny shrubs with stiff branches, assigned to the daisy family. At the tip of each of the branches, inflorescences are subtended by oval, thorny, whitish to greenish bracts that enclose several flower heads which each contain only one pinkish bud, opening into a white corolla. It contains but one species, Hecastocleis shockleyi, the only representative of the tribe Hecastocleideae, and of the subfamily Hecastocleidoideae. Its vernacular name is prickleleaf. It is confined to the southwestern United States.
== Description == Hecastocleis shockleyi is a xerophytic thorny shrub of , occasionally 1½ m (4 ft 11 in) high. It has sixteen chromosomes (2n=16).
Excerpted from Wikipedia’s “Hecastocleis” article, available under the CC BY-SA 4.0 licence.