(D. ) G.Mey., ?Chloris Han. 265. 1836.?, 1836.

Friv., ?Flora 19: 439. 1836.?, 1836.

Nutt. and Nutt., ?Trans. Amer. Philos. Soc. ser. 2, 5: 193. 1836 [early 1836]?, 1836.

Nutt., ?Trans. Amer. Philos. Soc. ser. 2, 5: 194. 1836 [early 1836]?, 1836.

Tausch, ?Flora 19(2): 388. 1836?, 1836.

Tausch and Tausch, ?Flora 19(2): 387. 1836?, 1836.

Raf., ?Fl. Tellur. 2: 11. 1836.?, 1836.

M. C. & I.Treviño, I.Treviño, M. C. &, and Raf., (H. ), ?Fl. Tellur.  2: 76. 1836.?, 1836.