Huber, ?Cat. Graines 1870: 3. 1870.?, 1870.

Huber, ?Bull. Herb. Boissier sér. 2, 1: 323. 1901.?, 1901.

Huber, ?Cat. Gén. 1871 & 1872: 5. 1871.?, 1871.

Huber, ?Cat. Print. 1865: 9. 1865.?, 1865.

Huber and Huber, ?Bol. Mus. Paraense Hist. Nat. 4: 604. 1906.?, 1906.

Huber, ?Bol. Mus. Paraense Hist. Nat. 4: 602. 1906.?, 1906.

Huber, ?Bol. Mus. Paraense Hist. Nat. 4: 605. 1906.?, 1906.

Huber, ?Bull. Herb. Boissier sér. 2, 1: 322. 1901.?, 1901.

Huber, ?Cat. Graines 1867: 4. 1867.?, 1867.

Huber and Huber, ?Wochenschrift, 10: 101 (1867);.?, 1867.