|University of California, Berkeley|
|Jepson eFlora: Taxon page
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|Family: Orobanchaceae||View Description||Dichotomous Key|
|Genus: Orobanche||View Description||Dichotomous Key|
|Species: Orobanche valida||View Description||Dichotomous Key|
Orobanche valida subsp. howellii Heckard & L.T. Collins
Habit: Plant 6--20 cm; glandular hair stalks 0.2--0.4 mm, generally 3-celled. Stem: slender, generally enlarged at base. Flower: corolla 14--18 mm, densely hairy outside at sinuses, hairs 0.4--0.7 mm; folds of throat floor puberulent; filament base and anther hairy. Chromosomes: 2n=48.
Ecology: Volcanic and serpentine slopes, open chaparral, on Garrya; Elevation: 200--1700 m. Bioregional Distribution: s NCoRH, c&s NCoRI. Flowering Time: Jun--Sep
eFlora Treatment Author: Alison E.L. Colwell & Lawrence R. Heckard
Jepson Online Interchange
Listed on CNPS Rare Plant Inventory
Previous taxon: Orobanche valida
Next taxon: Orobanche valida subsp. valida
Citation for this treatment: Alison E.L. Colwell & Lawrence R. Heckard 2017. Orobanche valida subsp. howellii, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=51843, accessed on January 16, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on January 16, 2017.