Watsonia dubia is a geophyte belonging to the genus Watsonia and forms part of the fynbos.http://redlist.sanbi.org/species.php?species=1557-27 REDLIST Sanbi The species is endemic to the Western Cape and occurs from Citrusdal to Wellington. In the northern Swartland, 80% of the plant's habitat has been lost to agricultural activities. There are currently only three subpopulations known with less than 250 plants. Two of the subpopulations are located in nature reserves.http://plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:441913-1 Plants of the World Online
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