Polyctenium williamsiae

Polyctenium williamsiae Rollins

Williams's combleaf

2020 Matt Berger

2009 Steve Matson

Polyctenium williamsiae is a perennial herb that is native to California.

California Rare Plant Rank: 1B.2 (rare, threatened, or endangered in CA and elsewhere).


	Plant Range Observation Search: ~21 records Add an Observation Plant Characteristics Location Suitability one or more occurrences within a 7.5-minute quadrangle

Bloom Period


Genus:	Polyctenium
Family:	Brassicaceae
Category:	angiosperm
PLANTS group:	Dicot
Jepson eFlora section: eudicot

Name Status:
Accepted by CNPS + PLANTS

Alternate Names:


PLANTS	Polyctenium fremontii var. confertum

External links:


USDA PLANTS Consortium of California Herbaria (CCH2) CNPS Rare Plant Inventory: 1B.2 International Plants Names Index (IPNI)	CalPhotos iNaturalist PlantID.net Calscape
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