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Photographer: Kitty Kohout
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Family Berberidaceae
Jeffersonia diphylla (L.) Pers.
rheumatism root, twinleaf
Jeffersonia: for Thomas Jefferson, third president of USA and naturalists
diphylla: Greek for "two-leaved"
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| Status: | Special Concern |
| Plant: | erect, perennial, 4"-8" tall forb, smooth |
| Flower: | white, usually 8-parted, 1 1/4" wide; solitary on leafless stalk; blooms April-May |
| Fruit: | capsule-like |
| Leaf: | all basal, deeply divided into 2 unequal half-ovals |
| Habitat: | moderate moisture; woods; in rich usually not acidic soil |
| (Glossary) |
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 Pers.&phog=Hugh H. Iltis&spcode=JEFDIP)
 Pers.&phog=Hugh H. Iltis&spcode=JEFDIP)
 Pers.&phog=Marion Sheehan&spcode=JEFDIP)
 Pers.&phog=Christopher Noll&spcode=JEFDIP)
 Pers.&phog=Christopher Noll&spcode=JEFDIP)
 Pers.&phog=Christopher Noll&spcode=JEFDIP)
 Pers.&phog=Christopher Noll&spcode=JEFDIP)
 Pers.&phog=Christopher Noll&spcode=JEFDIP)
 Pers.&phog=Robert Bierman&spcode=JEFDIP)
 Pers.&phog=Theodore S. Cochrane&spcode=JEFDIP)
