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|Jepson eFlora: Taxon page
Key to families | Table of families and genera
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|Family: Onagraceae||View Description||Dichotomous Key|
|Genus: Epilobium||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Epilobium densiflorum (Lindl.) Hoch & P.H. Raven
Habit: Annual 0.5--15 dm, simple or branched distally, peeling proximally, spreading hairy or strigose. Leaf: opposite only near base, +- sessile, 14--85 mm, (narrowly) lanceolate to sublinear; distal leaves hairy. Inflorescence: leafy, +- dense spike, sometimes glandular. Flower: hypanthium 1.3--4 mm; sepals 2--8 mm; petals 3--10 mm, rose-purple to white; stigma head-like to irregularly 4-lobed. Fruit: 4--11 mm, cylindric, pliable, not beaked, dehiscent to base; axis persistent; pedicel 0--2.5 mm. Seed: 1.2--1.6(1.9) mm, netted, glabrous, hair-tuft 0. Chromosomes: 2n=20.
Ecology: Streambanks, outwashes, seasonal moist flats; Elevation: < 2600 m. Bioregional Distribution: CA-FP (exc SCo, ChI), MP; Distribution Outside California: to British Columbia, Montana, Arizona, northern Baja California. Flowering Time: May--Oct Note: Highly variable.
eFlora Treatment Author: Peter C. Hoch
Jepson Online Interchange
Previous taxon: Epilobium cleistogamum
Next taxon: Epilobium foliosum
Citation for this treatment: Peter C. Hoch 2016. Epilobium densiflorum, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=76884, accessed on February 11, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on February 11, 2016.