Native Plants

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Bransford, W.D. and Dolphia

Tetraneuris acaulis var. acaulis

Tetraneuris acaulis (Pursh) Greene var. acaulis

Stemless Four-nerve Daisy, Stemless Goldflower, Stemless Rubber Weed, Butte Marigold, Bitterweed

Asteraceae (Aster Family)

Synonym(s): Actinea acaulis, Actinella acaulis, Hymenoxys acaulis, Tetraneuris simplex

USDA Symbol: TEACA2

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

Tufted rosettes of narrow, silvery leaves are topped by a 4-6 in. leafless stem supporting a single, yellow flowerhead. Well-developed plants may have a foot-wide clump of 30-40 rosettes, each with a flowerhead.

From the Image Gallery

6 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Herb
Size Notes: Up to about 1 foot tall.
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.

Bloom Information

Bloom Color: Yellow
Bloom Time: May , Jun , Jul

Distribution

USA: CO , KS , MT , ND , NE , NM , OK , SD , TX , WY
Canada: SK
Native Distribution: Sask. & Alt., s. to TX Panhandle, NM & s. CA
Native Habitat: Dry, rocky slopes; mesas; limestone bluffs; roadsides

Growing Conditions

Light Requirement: Sun
Soil Description: Limestone sands or gravels.

Web Reference

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 Tetraneuris acaulis var. acaulis in USDA Plants
FNA: Find Tetraneuris acaulis var. acaulis in the Flora of North America (if available)
Google: Search Google for Tetraneuris acaulis var. acaulis

Metadata

Record Modified: 2023-01-27
Research By: TWC Staff

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