Gnaphalium exilifolium

Gnaphalium exilifolium, the slender cudweed, is a plant species native to the western United States and northern Mexico. It grows in hilly and mountainous regions in the Black Hills, Rocky Mountains, and other ranges from the states of Chihuahua, Colorado, Kansas, South Dakota, Wyoming, Arizona, New Mexico and Utah. It grows in moist locations such as lake shores, stream banks, moist meadows, etc., at elevations of 1,400–3,000 m (4,600–9,800 ft).[2]

Gnaphalium exilifolium
Scientific classification
Kingdom:
Plantae
(unranked):
Angiosperms
(unranked):
Eudicots
(unranked):
Asterids
Order:
Asterales
Family:
Asteraceae
Tribe:
Gnaphalieae
Genus:
Gnaphalium
Species:
G. exilifolium
Binomial name
Gnaphalium exilifolium
Synonyms[1]
  • Gnaphalium angustifolium A.Nelson 1899, illegitimate homonym not Lam. 1788
  • Gnaphalium grayi A. Nelson & J.F. Macbr.
  • Gnaphalium strictum A. Gray 1857 not Lam. 1788

Gnaphalium exilifolium is an annual herb with several erect to ascending branches. Stems, leaves and phyllaries are covered with a dense coat of woolly hairs, giving the plant a whitish appearance. Leaves are narrowly linear, up to 5 cm (2.0 in) long. Flower heads are born in tight glomerules (clumps) along the upper parts of the stems.[2][3][4][5]

References
  1. Tropicos
  2. Flora of North America, Gnaphalium exilifolium A. Nelson, 1902. Slender cudweed
  3. A. Nelson. Bulletin of the Torrey Botanical Club 29(6): 406. 1902.
  4. A. Nelson. Bulletin of the Torrey Botanical Club 26(7): 357–358. 1899.
  5. Cronquist, A.J. 1994. Asterales. 5: 1–496. In A.J. Cronquist, A. H. Holmgren, N. H. Holmgren, J. L. Reveal & P. K. Holmgren (eds.) Intermountain Flora. Hafner Pub. Co., New York.
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