A.E.Gonç., ?Garcia de Orta, Ser. Bot., 14(1): 149. 1999?, 1999.

Ochoa, ?Papas Sudamer. Peru 1 : 231, figs. 89, 90. 1999.?, 1999.

(C. ) Ochoa, ?Papas Sudamer. Peru 1: 234. 1999.?, 1999.

Ochoa, ?Papas Sudamer. Peru 1: 864. 1999.?, 1999.

(L. ) H.Y.Zhang, ?Bull. Bot. Res., Harbin 19(2): 131. 1999.?, 1999.

Ochoa, ?Papas Sudamer. Peru 1: 838. 1999.?, 1999.

Ochoa, ?Papas Sudamer. Peru 1: 154. 1999.?, 1999.

Ochoa, ?Papas Sudamer. Peru 1: 693. 1999.?, 1999.

S. K. & D.M.Spooner, ?Novon 9(3): 375. 1999.?, 1999.

Agra, ?Novon 9: 292. 1999.?, 1999.

(H. ) Ochoa, ?Las Papas de Sudamerica: Peru 1: 625. 1999.?, 1999.

Ochoa, ?Papas Sudamer. Peru 1: 544. 1999.?, 1999.

D.  Fulvio, ?Kurtziana 27(1): 244 (243-246, fig. 1). 1999 [20 Oct 1999]?, 1999.

O.Vargas and Dávila, M. M. &, ?Acta Bot. Mex. 48: 22 (21-26, figs. 1-2). 1999 [Sep 1999]?, 1999.

M. M. & L.Hern., ?Acta Bot. Mex. 43: 73 (-76, fig.). 1999?, 1999.

M.Martínez, ?Kurtziana 27(2): 383 (-385, fig. 1). 1999 [29 Dec 1999]?, 1999.

(A. G. ) Kartesz, ?Synthesis N. Amer. Fl., version 1 Nomencl. Innov.: no. 19. 1999 [Aug 1999]?, 1999.

A. M. V. & A.J.Scott, ?S. African J. Bot. 65(5–6): 428 (1999).?, 1999.

S. L. & Mione, ?Arnaldoa 6(1): 66 (-69; fig. 1; photogr. 1). 1999 [Apr 2000]?, 1999.

Mione, ?Rhodora 101: 137 (136-142, fig.). 1999 [29 Jun 1999]?, 1999.

(B. ) Mione, ?Brittonia 51: 33. 1999?, 1999.

S. L. & Mione, ?Arnaldoa 6(1): 69 (-72; fig. 2; photogr. 2). 1999 [Apr 2000]?, 1999.

(M. ) Mione, ?Brittonia 51: 31. 1999?, 1999.

(R. P. )& Mione, Mione, (J. F. M. ), and Mione, (C. V. M. ), ?Brittonia 51: 32. 1999?, 1999.

(B. M. M. )& N.W.Sawyer, ?Kurtziana 27(1): 250. 1999 [2 Oct 1999]?, 1999.

C.Nelson, ?Anales Jard. Bot. Madrid 57(2): 423. 1999 [1999 publ. Jan 2000]?, 1999.

B. & N.W.Sawyer, ?Brittonia 51(2): 163 (-165, fig.). 1999?, 1999.

(V. R. F. ) J.M.H.Shaw, ?in New Plantsman, 6(3): 150. 1999.?, 1999.

(D. ) A. - N. & M.M.Mourad, ?in Taeckholmia, 19(2): 175 (1999), without basionym ref.:.?, 1999.