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Scalebud

Anisocoma acaulis Torr. & A. Gray

Comments

provided by eFloras
Anisocoma acaulis grows on the southwestern fringe of the Great Basin and in the Mojave and Sonoran deserts.
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 19: 308, 310 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
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Flora of North America @ eFloras.org
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Description

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Leaves: blades 2–7 cm, lobes oblong to triangular, abaxially ± floccose-tomentose, glabrate in age. Heads 3–5+ cm diam., nodding in bud. Paleae 7-–13 mm, persistent after cypselae have fallen. Involucres broadly cylindric to campanulate, 15–35 mm. Phyllaries often with reddish tips and dots, outer broadly rounded, 2–6 mm, inner 15–35 mm. Cypselae 4–7 mm; pappi 20–27 mm. 2. = 14.
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 19: 308, 310 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of North America @ eFloras.org
editor
Flora of North America Editorial Committee
project
eFloras.org
original
visit source
partner site
eFloras

Anisocoma

provided by wikipedia EN

Anisocoma acaulis (scale bud) is a wildflower found in the Mojave, Colorado Deserts, and California's Owens Valley above 2,000 feet (610 m) (states of Arizona, Nevada, California, Baja California, and Sonora), up to about 7000 ft.[1][2]

It is the only known member of genus Anisocoma.[3][4]

The plant grows a flat mat of jagged lobed leaves that lie on the ground. It sends up stalks up to 20 centimeters tall topped with flowers which bloom from April to June. The flowers may be yellow or white with yellow centers. The frilly ray florets are rectangular with flat or slightly toothed tips. This flower is found growing in colonies in sandy places and washes, and bleeds milky sap if cut. The common name "scale bud" is a reference to the scaly appearance of the closed flower bud.[5]

Flowerhead closeup, at ~5500ft in Eastern Sierra Nevada CA

References

  1. ^ Biota of North America Program, 2013 county distributioni map
  2. ^ CONABIO. 2009. Catálogo taxonómico de especies de México. 1. In Capital Nat. México. CONABIO, México D.F..
  3. ^ Torrey, John & Asa Gray. 1845. Boston Journal of Natural History 5(1): 111 description in Latin, commentary in English
  4. ^ Torrey, John & Asa Gray. 1845. Boston Journal of Natural History 5(1): plate XIII, figures 7–11 line drawings as illustrations
  5. ^ Flora of North America Anisocoma acaulis Torrey & A. Gray
  • Mojave Desert Wildflowers, Jon Mark Stewart, 1998, pg. 107
  • Wildflowers of the Eastern Sierra and adjoining Mojave Desert and Great Basin. Laird R. Blackwell, 2002, pg.59 (ISBN 1551052814)

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Anisocoma: Brief Summary

provided by wikipedia EN

Anisocoma acaulis (scale bud) is a wildflower found in the Mojave, Colorado Deserts, and California's Owens Valley above 2,000 feet (610 m) (states of Arizona, Nevada, California, Baja California, and Sonora), up to about 7000 ft.

It is the only known member of genus Anisocoma.

The plant grows a flat mat of jagged lobed leaves that lie on the ground. It sends up stalks up to 20 centimeters tall topped with flowers which bloom from April to June. The flowers may be yellow or white with yellow centers. The frilly ray florets are rectangular with flat or slightly toothed tips. This flower is found growing in colonies in sandy places and washes, and bleeds milky sap if cut. The common name "scale bud" is a reference to the scaly appearance of the closed flower bud.

Flowerhead closeup, at ~5500ft in Eastern Sierra Nevada CA
license
cc-by-sa-3.0
copyright
Wikipedia authors and editors
original
visit source
partner site
wikipedia EN