Summary ⁶

Jeffersonia which is also known as twinleaf or rheumatism root, is a small genus of herbaceous perennial plants in the family Berberidaceae. The two species are native to eastern Asia and eastern North America. They are uncommon spring wildflowers, which grow in limestone soils of rich deciduous forests. Jeffersonia was named for United States President Thomas Jefferson, by his contemporary Benjamin Smith Barton. This genus was formerly, incorrectly grouped in genus Podophyllum.

Fuentes y créditos

1. (c) Janet, algunos derechos reservados (CC BY-NC-SA), https://www.flickr.com/photos/janet_powell/439291698/
2. (c) dogtooth77, algunos derechos reservados (CC BY-NC-SA), https://www.flickr.com/photos/53817483@N00/3649323620/
3. (c) Tom Potterfield, algunos derechos reservados (CC BY-NC-SA), https://www.flickr.com/photos/tgpotterfield/5611114607/
4. (c) Tom Potterfield, algunos derechos reservados (CC BY-NC-SA), https://www.flickr.com/photos/tgpotterfield/6511810651/
5. (c) Tom Potterfield, algunos derechos reservados (CC BY-NC-SA), https://www.flickr.com/photos/tgpotterfield/12163593836/
6. Adaptado por The Preserve at Shaker Village del trabajo de (c) Wikipedia, algunos derechos reservados (CC BY-SA), http://en.wikipedia.org/wiki/Jeffersonia_diphylla

Más información

• NaturaLista página del taxón
• Biodiversity Heritage Library
• BOLD Systems BIN search
• eFloras.org
• Flora of North America (beta)
• Global Biodiversity Information Facility (GBIF)
• Go Botany
• HOSTS - a Database of the World's Lepidopteran Hostplants
• IPNI (with links to POWO, WFO, and BHL)
• Maryland Biodiversity Project
• NatureServe Explorer 2.0
• SEINet Symbiota portals
• Tropicos
• USDA PLANTS database
• VASCAN by Canadensys
• World Flora Online

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