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|Jepson eFlora: Taxon page
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|Family: Rhamnaceae||View Description||Dichotomous Key|
|Genus: Frangula||View Description||Dichotomous Key|
|Species: Frangula purshiana||View Description||Dichotomous Key|
Frangula purshiana subsp. ultramafica Sawyer & S.W. Edwards
Habit: Shrub, generally < 2 m. Stem: twigs green to gray or dull brown, densely hairy. Leaf: clustered near stem tips, deciduous or semi-deciduous; petiole 5--15 mm; blade widely oblong or ovate to obovate, +- leathery, blue- or green-gray, +- glaucous when fresh, papillate, sparsely to densely hairy or velvety, abaxially light green, base obtuse or tapered, tip obtuse, often notched, margin entire to +- minutely serrate, often wavy, 1°, 2° veins densely hairy, 3° veins less so.
Ecology: Open conifer forest, montane chaparral, seeps, serpentine; Elevation: 820--1950 m. Bioregional Distribution: n SN (Plumas Co.). Flowering Time: Apr--Jun
eFlora Treatment Author: John O. Sawyer, Jr.
Jepson Online Interchange
Listed on CNPS Rare Plant Inventory
Previous taxon: Frangula purshiana subsp. purshiana
Next taxon: Frangula rubra
Citation for this treatment: John O. Sawyer, Jr. 2016. Frangula purshiana subsp. ultramafica, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=85262, accessed on May 06, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on May 06, 2016.