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Idahoa scapigera

Idahoa scapigera (Hook.) A. Nelson & J.F. Macbr.

Oldstem Idahoa, Flatpod

Brassicaceae (Mustard Family)

Synonym(s):

USDA Symbol: IDSC

USDA Native Status: L48 (N), CAN (N)

A tiny plant with a basal rosette of leaves and several slender, leafless stems, each tipped with 1 minute white flower or a round, flat, green pod.

When the two sides of the fruit fall away, the silvery partition remains attached to the tip of the flower stalk.

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Plant Characteristics

Duration: Annual
Habit: Herb
Fruit Type: Silicle
Size Notes: Up to about 5 inches tall.

Bloom Information

Bloom Color: White
Bloom Time: Feb , Mar , Apr , May

Distribution

USA: CA , ID , MT , NV , OR , WA
Canada: BC
Native Distribution: Eastern Washington south to northern California, northern Nevada, and southern Idaho.
Native Habitat: Open places in grasslands or sagebrush, commonly where moist early in season.

Web Reference

Webref 30 - Calflora (2018) Calflora
Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Idahoa scapigera in USDA Plants
FNA: Find Idahoa scapigera in the Flora of North America (if available)
Google: Search Google for Idahoa scapigera

Metadata

Record Modified: 2023-03-13
Research By: TWC Staff

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