Carex capillacea Carex capillacea Boott in Ill. 1: t. 110. 1858≡C. simplicissima F.v.M. in Fragm. 9: 191. 1875≡C. rara (non Boott) Stapf in Trans. Linn. Soc. 4: 246. 1894≡C. rara subsp. capillacea Kuk. in Mats., Index Pl. Jap. 2: 130. 1905