Calflora
Taxon  Report   9661    
Allium bisceptrum  S. Watson
Twincrest onion
Allium bisceptrum
© 2009 Ron Wolf
Photos from
CalPhotos / Calflora
Allium bisceptrum
© 2011 Ron Wolf
Allium bisceptrum
© 2009 Barry Breckling
Allium bisceptrum, a monocot, is a perennial herb (bulb) that is native to California, is also found outside of California, but is confined to western North America.

Interactive Distribution Map


Observation Hotline
(observation details + photos)



point, line, or polygon

Plant Characteristics
and Associations



Bloom Period
Allium bisceptrum
© 2009 Ron Wolf
Communities: Yellow Pine Forest, Red Fir Forest, Lodgepole Forest, wetland-riparian

Toxicity: MINOR

Wetlands:
Arid West: Occurs usually in non wetlands, occasionally in wetlands
Mountains, Valleys and Coast: Equally likely to occur in wetlands and non wetlands

Habitat: streambanks, meadows

Name Status:
Accepted by JEF + PLANTS

Alternate Names:
ICPN: Allium bisceptrum var. bisceptrum
More information about  Allium bisceptrum
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on PlantID.net   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

USDA PLANTS Profile (ALBI2)

Search efloras.org (Flora of North America)

website references from Google


Suggested Citation
Calflora: Information on California plants for education, research and conservation,
with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria.
[web application]. 2018. Berkeley, California: The Calflora Database [a non-profit organization].
Available: http://www.calflora.org/   (Accessed: Oct 18, 2018).

The information on this page comes from diverse sources. None of the links are sponsored.