Contains 13 accepted taxa overall.
Characteristics
Classification
Citation
TEPHROSIA Persoon, Syn. Pl. 2: 328. 1807, nom. cons. vs. Erebinthus Mitchell 1769, et vs. Needhamia Scopoli 1777, et vs. Reineria Moench 1802.
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TYPE: Tephrosia villosa (Linnaeus) Persoon, typ. cons. (Cracca villosa Linnaeus)
Species
| Scientific Name | Common Name | Status | Photos |
|---|---|---|---|
| Tephrosia angustissima var. angustissima | NARROWLEAF HOARYPEA | Native Endemic Endangered-State | |
| Tephrosia angustissima var. corallicola | CORAL HOARYPEA | Native Endangered-State | |
| Tephrosia angustissima var. curtissii | CURTISS' HOARYPEA | Native Endemic Endangered-State | |
| Tephrosia chrysophylla | SCURF HOARYPEA | Native | |
| Tephrosia cinerea | ASHEN HOARYPEA | Not Native | |
| Tephrosia florida | FLORIDA HOARYPEA | Native | |
| Tephrosia hispidula | SPRAWLING HOARYPEA | Native FACU (NWPL) | |
| Tephrosia mysteriosa | SANDHILL TIPPITOES | Native Endemic | |
| Tephrosia rugelii | RUGEL'S HOARYPEA | Native Endemic | |
| Tephrosia spicata | SPIKED HOARYPEA | Native | |
| Tephrosia virginiana | GOAT'S RUE | Native | |
| Tephrosia x intermedia | Native | ||
| Tephrosia x varioforma | Native Endemic |
[Family identification key]
1. Style glabrous; corolla 7-12 mm long
2
1. Style barbellate or hispidulous; corolla 10–20 mm long
5
2. Plants villous with spreading hairs; corolla mostly pale pink
2. Plants strigose to glabrate, hairs appressed (sometimes a few spreading); corolla pale pink to purple
2
3. Width of largest terminal leaflets usually 7 mm or more; corolla 10-12 mm long; longest hairs of fruit 0.3-0.8 mm long; corolla mostly pale pink
3. Width of largest terminal leaflets usually 6 mm or less; corolla 7-11 mm long; longest hairs of fruits 0.1-0.4 mm long; corolla mostly purple, pink-purple, to reddish purple
4
4. Leaflets 10-20 times longer than wide
4. Leaflets 2-8 times longer than wide
5. Leaflets 9-35; corolla 15–-20 mm long, 2-colored, the standard yellow, the wings pink
5. Leaflets 5-17; corolla less than 15 mm long, not 2-colored, usually white to pink, turning red to purple in age
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6. Petiole 2-4 times the length of the lowest leaflet; peduncle conspicuously flattened
6. Petiole subequal to shorter than the length of the lowest leaflet; peduncle terete or nearly so
7
7. Stems monopodial, erect to ascendent; raceme foliose, with several reduced or undeveloped leaves that enlarge as the fruits mature, often with 2-3 flowers at a node;
7. Stems sympodial, prostrate, decumbent to weakly ascendent; raceme not foliose (rarely with a single leaf), flowers usually singular at a node
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8. Plant prostrate; trichomes of fruit less than 0.5 mm long
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8. Plant decumbent to weakly ascendent; trichomes of fruit 0.5-1.5 mm long
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9. Leaflets (1-)5-7, dorsal surface glabrous, semi-lustrous, bright green
9. Leaflets (1-)7-11(-13), dorsal surface microscopically tawny-hirsute, glabrate in age, dull (rarely glabrous or lustrous), olive-green or somewhat brownish olive-green
10. Leaflets 3-7 mm wide; upper stem and leaf rachis with appressed trichomes; calyx 3-5 mm long
10. Leaflets 6-12 mm wide; upper stem and leaf rachis with spreading trichomes; calyx 6-7 mm long