''Astragalus iselyi'' is a rare species of flowering plant in the
known by the common name Isely's milkvetch. It is
endemic to
Utah in the United States.
This perennial herb grows up to 25 centimeters tall. It produces yellowish white flowers nearly 2 centimeters long. The fruit is an inflated, rough-haired
legume
A legume () is a plant in the family Fabaceae (or Leguminosae), or the fruit or seed of such a plant. When used as a dry grain, the seed is also called a pulse. Legumes are grown agriculturally, primarily for human consumption, for livestock f ...
pod up to 3.8 centimeters long.
[''Astragalus iselyi''.]
The Nature Conservancy.
This plant occurs in three areas in southeastern Utah, two in
San Juan County and one in
Grand County. It is limited to soils originating from the
Morrison and
Mancos Formations, and possibly the
Paradox Formation. The soils are
clay rich in
selenium,
gypsum, and
uranium. Threats to the species include
uranium mining in its habitat.
[
]
References
iselyi
Flora of Utah
Plants described in 1974
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