''Neoholmgrenia andina'' is a species of
evening primrose
''Oenothera'' is a genus of about 145 species of herbaceous flowering plants native to the Americas. It is the type genus of the family Onagraceae. Common names include evening primrose, suncups, and sundrops. They are not closely related to ...
known by the common name Blackfoot River evening primrose. It is native to western North America, including southern Canada and much of the western United States, where it is a plant of mountains, and
sagebrush
Sagebrush is the common name of several woody and herbaceous species of plants in the genus ''Artemisia''. The best known sagebrush is the shrub ''Artemisia tridentata''. Sagebrushes are native to the North American west.
Following is an alph ...
plateaus. It is a small annual herb growing a hairy, branching stem generally under 15 centimeters tall. The bunched leaves are widely lance-shaped and 1 to 3 centimeters long. The
inflorescence
An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Morphologically, it is the modified part of the shoot of seed plants where flowers are formed o ...
bears one or more flowers with usually four tiny bright yellow petals. The fruit is a flat capsule up to a centimeter long.
External links
Jepson Manual TreatmentPhoto gallery
Onagraceae
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