Commelinid genera

Calectasia is a genus of about fifteen species of flowering plants in the family Dasypogonaceae and is endemic to south-western Australia. Plants is this genus are small, erect shrubs with branched stems covered by leaf sheaths. The flowers are star-shaped, lilac-blue to purple and arranged singly on the ends of short branchlets. thumb|Illustration of Calectasia cyanea from ''[[Curtis's Botanical Magazine'']]

Dasypogon is a genus of flowering plants in the family Dasypogonaceae. It includes three species, all endemic to Western Australia.