Allium howellii var. sanbenitense Calflora

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Taxon Report

Allium howellii Eastw. var. sanbenitense (Traub) McNeal & T. D. Jacobsen

San benito onion

2020 Ryan O'Dell

2017 Amelia Ryan/NPS

Allium howellii var. sanbenitense is a perennial herb (bulb) that is native to California, and endemic (limited) to California.

California Rare Plant Rank: 1B.3 (rare, threatened, or endangered in CA and elsewhere). CNDDB


	Plant Range Observation Search (93 records) Plant Characteristics one or more occurrences within a 7.5-minute quadrangle

Bloom Period

Photos from Calflora / CalPhotos


Parent:	Allium howellii
Genus:	Allium
Family:	Alliaceae
Category:	angiosperm
PLANTS group:	Monocot
Jepson eFlora section: monocot

Toxicity: MINOR

Ultramafic affinity: 4 - broad endemic / strong indicator

Name Status:
Accepted by JEF + CNPS + PLANTS

Alternate Names:


JEF + PLANTS	Allium howellii ssp. sanbenitense
PLANTS	Allium sanbenitense

More information about Allium howellii var. sanbenitense


Nursery availability from CNPLX Commercial availability unknown. Jepson eFlora USDA PLANTS Profile (ALHOS) BONAP Distribution Map CNPS Inventory	ITIS Original Publication citation International Plants Names Index Search efloras.org (Flora of North America) Landscape information from Calscape Photos on PlantID.net Google Images Consortium of California Herbaria 2	Add an Observation Location Suitability Planting Guide Distribution by County
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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]. 2022. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/ (Accessed: 08/16/2022).