Jepson eFlora
Key to families | Table of families and genera

Key to Arctotheca

View taxon page for Arctotheca

1. Annual from rosette, initially stemless, later stems short-decumbent to ± erect, branched in age, rarely rooting at stem bases; ray 6–15(22) mm; disk corolla proximally yellow, distally ± green to black ..... A. calendula

1' Perennial herb from rosette, initially stemless, later spreading by creeping stems, rooting at nodes, forming new rosettes; ray (20)25–40 mm; disk corolla yellow throughout ..... A. prostrata

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