Elaphoglossum squarrosum
Description
Rhizomes moderately to long-creeping, to 2 mm diam.; rhizome scales maroon, lustrous, linear, to 6 mm long, shorttoothed, especially along the elongate tips; fronds distant, 7.5–22 X 1.4–2.2 cm; phyllopodia indistinct or absent; stipes 1⁄5–1⁄2 the frond length, with linear, maroon, toothed, appressed scales ca. 2 mm long; blades narrowly elliptic, papyraceous, bases cuneate, apices acute to acuminate; veins evident, free, simple or rarely once-forked, 1.5–2.5 mm apart, at 50–60° angle to costa; hydathodes evident; blade scales brown, linear-lanceolate with flared bases, evenly but sparsely distributed on blades, scarce along margins, 2 mm long, with short teeth; fertile fronds smaller than the sterile, blades ca. 3.5 X 1.2 cm, stipes ca 4⁄5 the fertile frond length, intersporangial scales absent.A
A. Mickel, J. T. & Smith, A. R. 2004: The Pteridophytes of Mexico Vol. 88
Discussion
Among the subulate-scaled elaphoglossums in Mexico, E. squarrosum is distinct by its long-creeping rhizomes.B
B. Mickel, J. T. & Smith, A. R. 2004: The Pteridophytes of Mexico Vol. 88
Habitat & Ecology
On moist banks and rocks.D
D. Mickel, J. T. & Smith, A. R. 2004: The Pteridophytes of Mexico Vol. 88
Specimen
Chis (Breedlove 32429, DS, 55547, DS, NY). Gro (Lorea 3704, FCME, IEB). Méx (Tejero-Díez 3096, IZTA). Oax (Breedlove 65919, CAS; Lorence 4042, ENCB, MEXU, NY).
E
E. Mickel, J. T. & Smith, A. R. 2004: The Pteridophytes of Mexico Vol. 88
E