Croomia
Croomia is a genus of primitive angiosperm herbs in the Stemonaceae family, first described as a genus in 1840.
Taxonomy
Once included in its own family, Croomiaceae, Croomia has also previously been included in Dioscoreaceae.
Subdivision
About six species.Croomia heterosepala Okuyama - JapanCroomia hyugaensis Kadota & Mas.Saito - KyushuCroomia japonica Miq. - Anhui, Fujian, Jiangxi, Zhejiang, Chugoku, KyushuCroomia kinoshitae Kadota - ShikokuCroomia pauciflora Torr. - United States Croomia saitoana Kadota - Kyushu
Croomia is native to China, Japan, and the southeastern United States. The plants grow in moist, shady woods. Their small flowers are borne beneath the leaves.