Monographs Details: Cibotium regale Verschaff. & Lem.
Authority: Mickel, John T. & Smith, Alan R. 2004. The pteridophytes of Mexico. Mem. New York Bot. Gard. 88: 1-1054.
Family:Cibotiaceae
Description:Species Description - Similar to Cibotium schiedei except: trunks to 1.5 m (vs. rhizomatous to trunk-forming), blades subcoriaceous to coriaceous (vs. chartaceous), and sori (4–)6–8 pairs per segment, erect, and approximate (vs. (2–)4–5 pairs per segment, often directed laterally, and usually slightly distant).

Discussion:

Type. Cultivated material, collected in Mexico. Chiapas: Ghiesbreght 351 (GH; isotypes K!, PH!, YU!).

Cibotium guatemalense Rchb. f. ex Kuhn, Linnaea 16: 152. 1869. Type. Guatemala. Wendland s.n. (B!).

Cibotium wendlandii Mett. ex Kuhn, Linnaea 36: 151. 1869. Type. Guatemala. Wendland s.n. (B).

Stolze (1976) discussed the variation of characters in Cibotium and reasons for combining C. guatemalense and C. wendlandii under C. regale.

Montane rain forests; 1140–2200 m. Mexico; Guat, Bel (Munro et al. 3277, MO), Hond, Salv. Specimens Examined. Chis (Bachem C. et al. 542, UAMIZ; Breedlove 21761, MEXU, 31656, CAS, MEXU, 32516, MEXU; MacDougall s.n., 22 Oct s. ann., MEXU; Pérez Farrera 150a, UAMIZ; Purpus 9195, UC, US; Riba 1410, ENCB, MEXU).