Gamochaeta sphacelata

Gamochaeta sphacelata, called Owl's crown,[2] is a species of flowering plant in the sunflower family. It is widespread across South America, Central America, and Mexico with the distribution just barely crossing the Río Grande into western Texas.[3][4]

Gamochaeta sphacelata
Scientific classification
Kingdom:
Plantae
(unranked):
Angiosperms
(unranked):
Eudicots
(unranked):
Asterids
Order:
Asterales
Family:
Asteraceae
Tribe:
Gnaphalieae
Genus:
Gamochaeta
Species:
G. sphacelata
Binomial name
Gamochaeta sphacelata
(Kunth) Cabrera 1961
Synonyms[1]
  • Gnaphalium sphacelatum Kunth
  • Gnaphalium sphacilatum Kunth
  • Gnaphalium purpureum var. sphacelatum (Kunth) Speg.

Gamochaeta sphacelata is an annual herb up to 50 cm (20 in) tall. Leaves are long and narrow, up to 4 cm (1.6 in) long. The plant forms many small flower heads in elongated arrays. Each head contains 3–5 purple disc flowers but no ray flowers.[2]

References
  1. Tropicos, Gnaphalium sphacelatum Kunth
  2. Flora of North America, Gamochaeta sphacelata (Kunth) Cabrera, 1961. Owl’s crown
  3. Guy L. Nesom 2004. New distribution records for Gamochaeta (Asteraceae: Gnaphalieae) in the United States. Sida 21(2): 1175–1185.
  4. Biota of North America Program 2014 county distribution map


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