Native Plants

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Bransford, W.D. and Dolphia

Streptanthus tortuosus

Streptanthus tortuosus Kellogg

Shieldplant, Mountain Jewelflower

Brassicaceae (Mustard Family)

Synonym(s):

USDA Symbol: STTO3

USDA Native Status: L48 (N)

A branched plant with heart-shaped or round leaves and racemes of flask-shaped, pale yellow or cream to dark brownish-purple flowers.

Mountain Jewelflower is one of the most widespread and variable species in this western genus. Heartleaf Jewelflower (S. cordatus) is very similar but grows east of the Sierra Nevada and Cascade Range.

From the Image Gallery

3 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Annual
Habit: Subshrub
Fruit Type: Silique
Size Notes: Up to about 5 feet tall.

Bloom Information

Bloom Color: White , Yellow , Purple
Bloom Time: Apr , May , Jun , Jul , Aug , Sep

Distribution

USA: CA , NV , OR
Native Distribution: Southern Oregon south to southern California west of Sierra Nevada.
Native Habitat: Dry rocky slopes.

Web Reference

Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.

Additional resources

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

Metadata

Record Modified: 2023-03-14
Research By: TWC Staff

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