Baker, ?J. Linn. Soc., Bot.  21: 426. 1885.?, 1885.

(L. ) C.B.Clarke, ?Flora of British India 4  1885?, 1885.

Greene, ?Bull. Calif. Acad. Sci. 1(4A): 209. 1885 [1886 publ. 29 Aug 1885]?, 1885.

Greene and Greene, ?Bull. Calif. Acad. Sci. 1(4): 209. 1885 [1886 publ. 29 Aug 1885]?, 1885.