Pectis cylindrica, the Sonoran cinchweed, is an annual plant and species of Pectis. Pectis cylindrica is native to the southwestern United States (Arizona, New Mexico and Texas) and in northwestern Mexico (Baja California Sur, Chihuahua, Coahuila, Durango, Nuevo León, Sinaloa, Sonora).[2][3]

Pectis cylindrica
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Pectis
Species:
P. cylindrica
Binomial name
Pectis cylindrica
(Fernald) Rydberg in N. L. Britton et al.
Synonyms[1]
  • Pectis prostrata var. cylindrica Fernald

Pectis cylindrica is similar to Pectis prostrata and the two occasionally grow together.[4] Some herbaria contain mixed collections of the two although no evidence is available of hybrids between them.[4]

References edit

  1. ^ The Plant List
  2. ^ Flora of North America v 21 p 225.
  3. ^ Rydberg, Per Axel. North American Flora 34(3): 198. 1916.
  4. ^ a b "Intermountain Bio Taxonomy". intermountainbiota.org. Retrieved May 6, 2011.