Summary ²

Horkelia rydbergii is a species of flowering plant in the rose family known by the common name Rydberg's horkelia. It is endemic to the Transverse Ranges of southern California, where it grows in several types of habitat, including pine forest. This is a perennial herb producing a low mat of hairy, glandular gray-green foliage around a woody base. The leaves are mostly flat and made up of pairs of hairy, wedge-shaped leaflets with toothed tips. The...

Sources and Credits

1. (c) James Bailey, some rights reserved (CC BY-NC), uploaded by James Bailey
2. (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Horkelia_rydbergii

More Info

• iNat taxon page
• Biodiversity Heritage Library
• BOLD Systems BIN search
• Calflora
• CalPhotos
• eFloras.org
• Flora of North America (beta)
• Global Biodiversity Information Facility (GBIF)
• HOSTS - a Database of the World's Lepidopteran Hostplants
• IPNI (with links to POWO, WFO, and BHL)
• Jepson eFlora
• NatureServe Explorer 2.0
• SEINet Symbiota portals
• Tropicos
• USDA PLANTS database
• World Flora Online

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