Annual, biennial or perennial herbs. Stems erect, hollow. Leaves alternate, cauline, undivided or pinnately lobed; base ± auriculate to sagittate; margin often spiny-ciliate. Phyllaries several-seriate, imbricate; outer eventually swollen at base. Receptacle naked, pitted. Florets yellow. Achenes flattened, truncate above, ± strongly ribbed; beak 0. Pappus several-seriate, dimorphic,&nbs... Text © Mark Hyde, Bart Wursten and Petra BallingsSee more in the Encyclopedia of Life...
- Parent Taxon
- Taxonomic Completion
4.58%6 of 131 accepted Species.
- Global Pollen Project UUID
- Botanical Reference
- None available. You can check The Plant List for further information.