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Fabaceae
Trifolium

not marked as a favorite taxon Trifolium Linnaeus. Common name: Clover.

Key to Trifolium

A genus of about 280 species, annual and perennial herbs, nearly cosmopolitan (primarily north temperate).

Glossary (beta!)

Key advice:Draft key adapted from various published sources.

References: Chapel & Vincent (2013); Collins & Wieboldt (1992); Isely (1998); Vincent & Gillett (2023) In Flora of North America Editorial Committee (2023b); Zohary & Heller (1984). Show full citations.

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Hover over a shape, letter, icon, or arrow on the map for definition or see the legend. Data for arrows not developed for genera and families which may have species only occurring outside the flora area.

image #1 of Trifolium© Gary P. Fleming | Trifolium reflexum | Original Image ⭷
image #2 of Trifolium© Gary P. Fleming | Trifolium arvense | Original Image ⭷
image #3 of Trifolium© Bruce A. Sorrie | Trifolium pratense | Original Image ⭷
image #4 of Trifolium© Bruce A. Sorrie | Trifolium arvense | Original Image ⭷
image #5 of Trifolium© Richard & Teresa Ware | Trifolium incarnatum CC-BY-NC, permission granted to NCBG
image #6 of Trifolium© Gary P. Fleming | Trifolium campestre | Original Image ⭷
image #7 of Trifolium© Erik Danielson | Trifolium arvense source | Original Image ⭷
image #8 of Trifolium© Gary P. Fleming | Trifolium calcaricum | Original Image ⭷
image #9 of Trifolium© Gary P. Fleming | Trifolium aureum | Original Image ⭷
image #10 of Trifolium© Richard & Teresa Ware | Trifolium hybridum CC-BY-NC, permission granted to NCBG | Original Image ⭷
image #11 of Trifolium© Gary P. Fleming | Trifolium virginicum | Original Image ⭷
image #12 of Trifolium© Bruce A. Sorrie | Trifolium campestre | Original Image ⭷
image #13 of Trifolium© Judy Gallagher, some rights reserved (CC BY-SA), uploaded by Judy Gallagher | Trifolium pratense source | Original Image ⭷

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