Vargas, ?Papas Sudper. 2: 53. 1956 ["1954"].?, 1956.

Vargas, ?Papas Sudper. 1: 92. 1949 ["1946"].?, 1949.

Vargas, Vargas,, Vargas,, and Vargas, ?Papas Sudper. 2: 7. 1954.?, 1954.

Vargas, ?Revista Argent. Agron. 10: 397. 1943.?, 1943.

Vargas, ?Rev. Argent.  Agron. 10: 397. 1943.?, 1943.

Vargas and Vargas, ?Papas Sudper. 2: 54. 1956 ["1954"].?, 1956.

Vargas, ?Papas Sudper. 1: 90. 1949 ["1946"].?, 1949.

Vargas, ?Diez Años Servic. Bot. Univ. Cuzco 46. 1946.?, 1946.

Vargas, ?Papas Sudper. 1: 93. 1949 ["1946"].?, 1949.

Vargas, ?Papas Sudper. 2: 55. 1956 ["1954"].?, 1956.

Vargas and Vargas, ?Papas Sudper. 2: 62. 1956 ["1954"].?, 1956.

Vargas, ?Papas Sudper. 1: 83. 1949 ["1946"].?, 1949.

Vargas, ?Revista Argent. Agron. 10: 398. 1943.?, 1943.

Vargas and Vargas, ?Papas Sudper. 2: 56. 1956 ["1954"].?, 1956.

Vargas, ?Papas Sudper. 2: 61. 1954.?, 1954.

Vargas, ?Papas Sudper. 2: 61. 1956.?, 1956.

Vargas, ?Papas Sudper. 2: 20, fig. 2. 1954.?, 1954.

Vargas, ?Las Papas Sudper. 2: 5, fig. 1. 1954.?, 1954.

Vargas and Vargas, ?Papas Sudper. 2: 60. 1956 ["1954"].?, 1956.

Vargas, ?Papas Sudper. 2: 59. 1956 ["1954"].?, 1954.

Vargas, ?Las Papas Sudper. 2: 57, fig. 10. 1954.?, 1954.

Vargas, ?Las Papas Sudper. 2: 58, fig. 11. 1954.?, 1954.

Vargas, ?Las Papas Sudper. 2: 58, fig. 12. 1954.?, 1954.

Vargas and Vargas, ?Las Papas Sudper. 2: 57, fig. 9. 1954.?, 1954.

Vargas, ?Revista Argent. Agron. 10: 396. 1943.?, 1943.

Vargas, ?Las Papas Sudper. 2: 49, fig. 5. 1954.?, 1954.

Vargas, ?Las Papas Sudper. 2: 49, fig. 4. 1954.?, 1954.

Vargas, ?Las Papas Sudper. 2: 48, fig. 3. 1954.?, 1954.

Vargas and Vargas, ?Papas Sudper. 2: 58. 1956 ["1954"].?, 1954.

Vargas, ?Revista Univ. (Cuzco) no. 107: 154, fig. 4. 1955?, 1955.

Vargas, ?Revista Univ. (Cuzco) no. 107: 155, fig. 5. 1955?, 1955.