Contains 1 accepted taxa overall.
Characteristics
Classification
Citation
ODONTONEMA Nees von Esenbeck, Linnaea 16: 300. 1842, nom. cons. vs. Odontonema Nees von Esenbeck ex Endlicher 1842.
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TYPE: Odontonema rubrum (Vahl) Kuntze, typ. cons. (Justicia rubra Vahl)
Species
| Scientific Name | Common Name | Herbarium Specimens | Status | Photos |
|---|---|---|---|---|
| Odontonema cuspidatum | FIRESPIKE | Not Native |
Identification Key
1. Rachis densely and evenly pubescent; corolla pink to purple, subzygomorphic; pollen 3-colporate
1. Rachis glabrous, or sparsely pubescent, the hairs sometimes concentrated in lines; calyx lobes 1.5-4 mm long; corolla red, sometimes slightly pinkish, subactinomorphic, the lower lip spreading
2
2. Inflorescence with pedunculate dichasia, alternate or opposite at nodes, the rachis evenly pubescent with erect, flexuous, to antrorse hairs 0.05-0.3(0.5) mm long; corolla tube 2.5-4 mm at mid-point; filament 1.5-5 mm long; staminodes 0.5-1.3 mm long; pollen 4-colporate
2. Inflorescence with sessile dichasia, at least some whorled at nodes, the rachis pubescent with flexuose, retrorse, to appressed hairs 0.2-1 mm long with the hairs often concentrated in lines; corolla tube 3-6 mm at mid-point; filmaents 5-15 mm long; staminodes 1-4 mm long; pollen 3-colporate
Genus Synonyms
| Synonym | Full Citation | Basionym | Type |
|---|---|---|---|
| Diateinacanthus | Diateinacanthus Lindau, Bull. Herb. Boissier, ser. 2. 5: 369. 1905. | TYPE: Diateinacanthus hondurensis Lindau | |
| Thyrsacanthus | Thyrsacanthus Nees von Esenbeck, in Martius, Fl. Bras. 9: 97, t. 13. 1847. | TYPE: = Odontonema Nees von Esenbeck 1842. |