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Smith, R.W.

Helianthemum bicknellii

Helianthemum bicknellii Fernald

Hoary Frostweed, Bicknell's Hoary Rock-rose, Bicknell's Rock-rose, Plains Frostweed

Cistaceae (Rock-Rose Family)

Synonym(s): Crocanthemum bicknellii, Crocanthemum majus

USDA Symbol: HEBI2

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

From the Image Gallery

2 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Herb , Subshrub
Fruit Type: Capsule
Size Notes: Up to about 2 feet tall.

Bloom Information

Bloom Color: Yellow
Bloom Time: Jun , Jul

Distribution

USA: AR , CO , CT , DE , GA , IA , IL , IN , KS , KY , MA , MD , ME , MI , MN , MO , NC , ND , NE , NH , NJ , NY , OH , PA , RI , SD , TN , VA , VT , WI , WV , WY
Canada: MB , ON

Web Reference

Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 26 - Minnesota Wildflowers: a field guide to the flora of Minnesota (2009)
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

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

Metadata

Record Modified: 2022-11-10
Research By: Joseph A. Marcus

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