Contains 4 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 | Herbarium Specimens | Status | Photos |
|---|---|---|---|---|
| Tephrosia florida | Florida Goat’s-rue | |||
| Tephrosia hispidula | Florida Goat’s-rue | |||
| Tephrosia spicata | Spiked Hoarypea | |||
| Tephrosia virginiana | Virginia Goat's-rue |
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
3
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
6
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
10
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
Genus Synonyms
| Synonym | Full Citation | Basionym | Type |
|---|---|---|---|
| No synonyms found. | |||