Marattia excavata Underw.
Descripción
Similar to M. weinmanniifolia, but differing in the ultimate segments mostly 2–3 X 1–1.3 cm; axes less scaly below, glabrescent or with a few hair-like scales.A
Forma de vida
TerrestreA
Ejemplar revisado
Chis (Breedlove 22649, F, MEXU, MICH, MO, NY, 31624, DS; Croat & Hannon 65190, MEXU, US; MacDougall 7921, MEXU; Martínez S. 19640, MEXU; Purpus 6750, NY, UC, US; Riba 1403, ENCB, MEXU).
A
A
Elevación
1900 – 2400 mA
Tipo de vegetación
Bosque de neblina/mesófiloA
Categoría IUCN
No incluidaB
Categoría NOM-059-SEMARNAT-2010
No incluidaC
Discusión taxonómica
The size of the ultimate segments within and among species of Marattia varies greatly, depending on whether the segments are from distal or proximal pinnae. In areas where both M. excavata and M. weinmanniifolia occur, it may be difficult to place all collections with confidence.A