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Internal ID UUID644019f2b3199231698934
Scientific name Epilobium rigidum
Authority Hausskn.
First published in Oesterr. Bot. Z. 29: 51 (1879)

Description Top

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Epilobium rigidum, also known as stiff willowherb or Siskiyou Mountains willowherb, is a rare flowering plant found in the Klamath Mountains of northern California and southern Oregon. It prefers dry, open areas in lower elevation coniferous forests, particularly on serpentine soils. This perennial herb has tough, peeling stems and produces bright pink flowers with heart-shaped petals and pointed reddish sepals. Its fruit is a hairy capsule that can reach up to 3.5 centimeters in length.

Synonyms Top

Scientific name Authority First published in
Epilobium rigidum var. canescens Trel. Rep. (Annual) Missouri Bot. Gard. 2: 83 (1891)

Common names Top

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Language Common/alternative name
English stiff willowherb

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Forms (abbr. f.) Top

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Germination/Propagation Top

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Distribution (via POWO/KEW) Top

Legend for the distribution data:
- Doubtful data
- Extinct
- Introduced
- Native
  • Northern America
    • Northwestern U.S.A.
      • Oregon
    • Southwestern U.S.A.
      • California

Links to other databases Top

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Database ID/link to page
World Flora Online wfo-0000669699
USDA Plants EPRI
KEW urn:lsid:ipni.org:names:612259-1
The Plant List kew-2790986
Open Tree Of Life 857469
NCBI Taxonomy 33145
Nature Serve 2.148787
IPNI 612259-1
iNaturalist 76842
GBIF 3189133
Freebase /m/063zm_m
EOL 582998
Calflora (Californian flora) 3015
Wikipedia Epilobium_rigidum

Genomes (via NCBI) Top

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