Astragalus flavus

Astragalus flavus
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Rosids
Order:	Fabales
Family:	Fabaceae
Genus:	Astragalus
Species:	A. flavus
Binomial name
	Astragalus flavus; Torr. & A.Gray

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^[2]

Stems and leaves[]

1 to 6 inches (2.5 to 15.2 cm) leaves are compound pinnate, with linear to egg shaped 1⁄4 to 6 inches (0.64 to 15.24 cm) 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 1⁄4 to 1⁄2 inch (0.64 to 1.27 cm) long.^[1]^: 97 "Flavus" means "yellow". It blooms from May to June.^[1]^: 97^[3]

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[]

^ Jump up to: ^a ^b ^c ^d ^e ^f ^g ^h 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
^ https://plants.usda.gov/core/profile?symbol=ASFL
^ https://plants.usda.gov/core/profile?symbol=ASFL

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[CCW-1] Jump up to: ^a ^b ^c ^d ^e ^f ^g ^h 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

[2] ttps://plants.usda.gov/core/profile?symbol=ASFL

[3] ttps://plants.usda.gov/core/profile?symbol=ASFL

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