|University of California, Berkeley|
|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Index to accepted names and synonyms:
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|Family: Onagraceae||View Description||Dichotomous Key|
|Genus: Epilobium||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Epilobium oregonense Hausskn.
Habit: Perennial herb 0.8--3(4) dm, matted, delicate, +- glabrous, +- purple distally; stolons sprawling, thread-like, with minute rounded leaves. Leaf: sessile, clasping, 5--25 mm, broadly elliptic near base to linear and widely spaced distally; tip obtuse. Inflorescence: generally erect, open (bracts << internodes), sparsely glandular. Flower: hypanthium 0.8--1.8 mm; sepals 2.5--4.5 mm; petals 5--8 mm, white to pink; stigma broadly club-like. Fruit: 20--50 mm, +- glabrous; pedicel 20--65 mm, generally > fruit. Seed: 1--1.4 mm, low-papillate. Chromosomes: 2n=36.
Ecology: +- boggy areas, shaded streambanks; Elevation: 1200--3500 m. Bioregional Distribution: KR, CaRH, SNH, SnGb, SnBr, SnJt, Wrn, SNE; Distribution Outside California: to British Columbia, western Montana, Wyoming. Flowering Time: Jul--Aug
eFlora Treatment Author: Peter C. Hoch
Jepson Online Interchange
Previous taxon: Epilobium oreganum
Next taxon: Epilobium pallidum
Citation for this treatment: Peter C. Hoch 2017. Epilobium oregonense, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=24385, accessed on February 20, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on February 20, 2017.