Eriophyllum nubigenum

Eriophyllum nubigenum, the Yosemite woolly sunflower,^[3] is an uncommon flowering plant in the family Asteraceae. It is endemic to California, where it is known only from the Sierra Nevada in and around Yosemite National Park (in Tuolumne County and Mariposa County).^[4][3]

Eriophyllum nubigenum
E. nubigenum
Conservation status
Imperiled  (NatureServe)[1]
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Asterales
Family:	Asteraceae
Genus:	Eriophyllum
Species:	E. nubigenum
Binomial name
Eriophyllum nubigenum Greene ex A.Gray
Synonyms[2]
Actinolepis nubigena (Greene ex A. Gray) Greene

Description

Eriophyllum nubigenum is an annual herb with a densely woolly stem up to 15 centimeters (6 inches) tall. The oblong leaves are one to two centimeters (0.4-0.8 inches) long, untoothed, and woolly in texture. The inflorescence is a cluster of small golden yellow flower heads with 4-6 one-millimeter-long ray florets surrounding 10–20 disc florets.^[5]