Astragalus flavus

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Astragalus flavus
Scientific classification
Kingdom:
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Family:
Genus:
Species:
A. flavus
Binomial name
Astragalus flavus
Torr. & A.Gray

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Astragalus flavus (yellow milkvetch) is a perennial plant in the legume family (Fabaceae) found in the Colorado Plateau and Canyonlands region of the southwestern United States.[1]:97

Growth pattern

It is an erect or curving perennial from 2 to 12 inches (5.1 to 30.5 cm) tall.[1]:97 The plant is covered with star-shaped hairs.[1]:97

Patches of the plants in bloom may cover large areas of the ground in yellow from the flowers.[1]:97

Stems and leaves

1 to 6 inches (2.5 to 15.2 cm) leaves are compound pinnate, with linear to egg shaped Lua error in Module:Convert at line 452: attempt to index field 'titles' (a nil value). leaflets.[1]:97

Inflorescence and fruit

The inflorescence is born on a stalk with 6-30 flowers having a hairy calyx tube and yellow bell-shaped corolla Lua error in Module:Convert at line 452: attempt to index field 'titles' (a nil value). long.[1]:97 "Flavus" means "yellow". It blooms from May to June.[1]:97

Habitat and range

It grows in saline soil (halophyte) in salt desert shrub between about 3,800 to 5,400 feet (1,200 to 1,600 m) in elevation.[1]:97

References

  1. 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 Canyon Country Wildflowers, Damian Fagan, 2nd ed., 2012, Morris Bush Publishing, LLC. in cooperation with Canyonlands Natural History Association, ISBN 978-0-7627-7013-7


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