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Bulbostylis capillaris ssp. capillaris

Bulbostylis capillaris (L.) Kunth ex C.B. Clarke ssp. capillaris

Dense-tuft Hair Sedge, Densetuft Hairsedge, Threadleaf Beakseed

Cyperaceae (Sedge family)

Synonym(s): Bulbostylis capillaris var. crebra, Bulbostylis capillaris var. isopoda, Fimbristylis capillaris, Scirpus capillaris, Stenophyllus capillaris


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


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Plant Characteristics

Duration: Annual , Perennial
Habit: Grass/Grass-like
Fruit Type: Achene
Size Notes: Up to about 1 foot tall.

Bloom Information

Bloom Color: Green , Brown
Bloom Time: Jun , Jul , Aug , Sep , Oct , Nov
Bloom Notes: Perianth absent. Bloom color refers to spikelets. Bloom time refers to fruiting period.


USA: AL , AR , AZ , CA , CT , DC , DE , FL , GA , IA , IL , IN , KS , KY , LA , MA , MD , ME , MI , MN , MO , MS , NC , NE , NH , NJ , NM , NY , OH , OK , OR , PA , RI , SC , TN , TX , VA , VT , WI , WV
Canada: NB , NS , ON , QC
Native Habitat: Sandy savanna, prairie, arenaceous outcrops, sandy or gravelly waste areas.

Web Reference

Webref 30 - Calflora (2018) Calflora
Webref 3 - Flora of North America (2014) 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 Bulbostylis capillaris ssp. capillaris in USDA Plants
FNA: Find Bulbostylis capillaris ssp. capillaris in the Flora of North America (if available)
Google: Search Google for Bulbostylis capillaris ssp. capillaris


Record Modified: 2020-10-30
Research By: CBR

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