Calflora
Taxon  Report   13448    
Aphyllon validum  Jeps.  ssp. howellii  Heckard & L. T. Collins
Howell's broomrape
Aphyllon validum ssp. howellii, a dicot, is a perennial herb (parasitic) that is native to California, and is endemic (limited) to California.
California Rare Plant Rank: 4.3 (limited distribution).   8th Edition
Observation Hotline
(observation details)
one or more occurrences
within a 7.5-minute quadrangle
Family: OROBANCHACEAE  
Genus: Aphyllon
Parent: Aphyllon validum
Serpentine affinity: 3.4; (strong indicator)

Communities: Chaparral

Name Status:
Accepted by JEF

Alternate Names:
ICPN: Orobanche valida ssp. howellii
More information about  Aphyllon validum ssp. howellii
Nursery availability from CNPLX
Commercial availability unknown.
Jepson eFlora

Search efloras.org (Flora of North America)

Landscape information from Calscape

Photos on Google Images

Consortium of California Herbaria


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]. 2019. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: Jun 17, 2019).