Elaphoglossum seminudum
Description
Rhizomes very long-creeping, ca. 3 mm diam.; rhizome scales ovate, pale brown, black at peltate attachment, mostly 3–4 mm long, entire, somewhat deciduous, leaving mostly naked rhizomes; fronds 2–4 cm apart, to 38 X 2.5–3.5 cm; phyllopodia distinct, 1.5–3 cm long; stipes 1⁄3–1⁄2 the frond length, with scattered ovate scales similar to those of rhizomes and minute, black, appressed, stellate hairs; blades lanceolate to narrowly elliptic, coriaceous, bases broadly cuneate, apices acute; veins obscure, free, simple or once-forked, ca. 1 mm apart, at ca. 70° angle to costa; hydathodes absent; blade surfaces nearly glabrous with minute stellate hairs and a few broader scales on the costae, especially on the abaxial surfaces; fertile fronds slightly to much longer than the sterile fronds, the stipes longer (1⁄2–2⁄3 the frond length) and the blades slightly narrower, scales absent throughout.A
A. Mickel, J. T. & Smith, A. R. 2004: The Pteridophytes of Mexico Vol. 88
Discussion
Elaphoglossum seminudum is close to E. lingua (Raddi) Brack. of Central and South America and theWest Indies, but has more slender blades, and tan, rather than black, rhizome scales.B
B. Mickel, J. T. & Smith, A. R. 2004: The Pteridophytes of Mexico Vol. 88
Distribution
México (Country) endemicC
Specimen
Hgo (Herrera & Riba s.n., Jan 1961, MEXU; Lorence 4919, MEXU; Pringle 10307, CAS, CHAPA, ENCB, IEB, MICH). Oax (Breedlove 65989, CAS; Hellwig 375, NY; Mickel 4656, 5592, NY). Ver (Bohs et al. 1838, GH, XAL; Taylor & Nee 257, NY; Ventura A. 357, IEB, NY).D
D. Mickel, J. T. & Smith, A. R. 2004: The Pteridophytes of Mexico Vol. 88
Synonymy
Elaphoglossum seminudum, Brittonia 32: 338 (-339). 1980