Contains 4 accepted taxa overall.
Characteristics
Classification
Citation
RICHARDIA Linnaeus, Sp. Pl. 330. 1753.
-
TYPE: Richardia scabra Linnaeus
Species
| Scientific Name | Common Name | Herbarium Specimens | Status | Photos |
|---|---|---|---|---|
| Richardia brasiliensis | TROPICAL MEXICAN CLOVER | Not Native | ||
| Richardia grandiflora | LARGEFLOWER MEXICAN CLOVER | Not Native Y | ||
| Richardia humistrata | SOUTH AMERICAN MEXICAN CLOVER | Not Native | ||
| Richardia scabra | ROUGH MEXICAN CLOVER | Not Native |
Identification Key
1. Corolla 4-merous; fruit units (mericarps, appearing seed-like, the actual seed within and alveolate) smooth
1. Corolla 5-merous; fruit units (mericarps, appearing seed-like, the actual seed within and alveolate) tuberculate or hirsute
2
2. Fruit units (mericarps) hirsute, the inner surface broad with a median keel
2. Fruit units (mericarps) tuberculate, the inner surface with a narrow groove
3
3. Corolla 12-20 mm long
3. Corolla 5-7 mm long
Genus Synonyms
| Synonym | Full Citation | Basionym | Type |
|---|---|---|---|
| Plethyrsis | Plethyrsis Rafinesque, Autik. Bot. 13. 1840. | TYPE: Plethyrsis glauca Rafinesque 1840. | |
| Richardsonia | Richardsonia Kunth, Mem. Mus. Hist. Nat. 4: 430. 1818. | TYPE: = Richardia Linnaeus 1753. |