Does the genus Colquhounia or Prostanthera contain more species?
Colquhounia Colquhounia is a genus of about six species of evergreen or semi-evergreen shrubs or subshrubs in the family Lamiaceae, first described in 1822. They are native to the Himalaya and southwestern China south to Peninsular Malaysia.
Prosostoma Prosostoma is an extinct genus of sea urchins belonging to the family Asterostomatidae.