Annual or perennial herbs or small subshrubs. Stems often 4-angled. Leaves opposite or in false whorls. Stipular sheath present, divided into 1-many fimbriae. Flowers bisexual, usually in axillary many flowered clusters (which may run together to form a spike-like inflorescence); less often in terminal capitula. Flowers frequently intermixed with numerous ± scarious, filiform bracteoles. Calyx lob... © Mark Hyde, Bart Wursten and Petra Ballings (licence)See more in the Encyclopedia of Life...
- Parent Taxon
- Taxonomic Completion
- Global Pollen Project UUID
- Botanical Reference
- None available. You can check The Plant List for further information.