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Panicum rigidulum var. rigidulum

Panicum rigidulum Bosc ex Nees var. rigidulum

Redtop Panic Grass, Redtop Panicgrass

Poaceae (Grass family)

Synonym(s): Panicum agrostoides, Panicum agrostoides var. condensum, Panicum agrostoides var. ramosius, Panicum condensum, Panicum elongatum var. ramosius, Panicum rigidulum var. condensum


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


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Plant Characteristics

Duration: Perennial
Habit: Grass/Grass-like
Fruit Type: Caryopsis
Size Notes: Up to about 5 feet tall.

Bloom Information

Bloom Color: Green , Purple , Brown
Bloom Time: Jul , Aug


USA: AL , AR , CA , CT , DC , DE , FL , GA , IL , IN , KS , KY , LA , MA , MD , ME , MI , MO , MS , NC , NH , NJ , NY , OH , OK , OR , PA , RI , SC , TN , TX , VA , VT , WI , WV
Canada: BC , ON
Native Habitat: Varied wet to moist places. Rarely found in dry sites.

Web Reference

Webref 32 - Grasses of Canada, the U.S., and Mexico - North America north of Mexico (all countries, provinces, states, territories) (2019) Open Herbarium (
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

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


Record Modified: 0000-00-00
Research By: CBR

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