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Keys
Vascular plant groups
Club mosses
Ferns
Vegetative key to families
Gymnosperms
Flowering plants
Genera
Families
Calotis R.Br.
Involucre
usually hemispherical. Cypselas angular, sometimes winged, mostly as long as broad.
Barbellate
awns 2–several
Calotis
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reject this alternative
Pappus
of rigid awns alternating with an equal number of scales
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reject this alternative
Pappus
of awns only; scales absent