Revision as of 16:10, 18 September 2019 by FNA>Volume Importer
Annuals. Stem wings ± continuous, margins spinose, usually white and thickened. Leaf blades 40–200 × 20–80 mm, margins usually white and thickened. Involucres 12–18 × 8–12 mm, larger in fruit. Phyllaries ovate-lanceolate to lanceolate, glabrous. Cypsela/palea units ± obovate, 2.5–4 mm; pappi 0. 2n = 20.
Phenology: Flowering Jul.
Habitat: Disturbed sites
Elevation: 0–100 m
Discussion
Selected References
None.
Lower Taxa
None.