E-Flora BC: Electronic Atlas of the Flora of British Columbia

Neoholmgrenia andina (Nutt.) W.L. Wagner & Hoch
Andean evening-primrose (Blackfoot River evening-primrose; upland evening primrose)
Onagraceae (Evening Primrose family)

Introduction to Vascular Plants

© Ryan Batten  Email the photographer   (Photo ID #66986)

E-Flora BC Static Map
Distribution of Neoholmgrenia andina
Click here to view the full interactive map and legend
Details about map content are available here
Click on the map dots to view record details.

Species Information

General:
Annual herb from a short taproot; stems several to many, ascending, 3-15 cm long, simple to forked; plants minutely-hairy with short, stiff, appressed hairs.
Leaves:
Alternate, closely spaced at stem tips, linear to narrowly spoon-shaped, 5-25 mm long, 0.5-2 mm wide, entire; the lower branches nearly leafless.
Flowers:
Inflorescence a short, crowded, erect spike; bracts linear; flowers unstalked; hypanthium 0.8- 2 mm long; petals lemon yellow, egg-shaped, 0.8-2.3 mm long; sepals 0.8-2 mm long, bent downward; stamens opposite petals; stigma globe-shaped.
Fruits:
Capsules, ascending, narrowly spindle-shaped, 5-10 mm long, 1-1.3 mm wide, nearly straight, flat, fine grey-hairy, 4-chambered, walls somewhat swollen by seeds; seeds in 1 row per chamber, 0.7-1.3 mm long, smooth, glossy.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Dry shrublands in the steppe zone; rare in SC BC, known only from the Osoyoos and Nighthawk areas; E to SK and S to WY and CA.

Source: The Illustrated Flora of British Columbia

Synonyms and Alternate Names

Camissonia andina (Nutt.) P.H. Raven
Holmgrenia andina (Nutt.) W.L. Wagner & Hoch
Oenothera andina Nutt.

Taxonomic and Nomenclatural Links

Additional Photo Sources

Related Databases

General References