Elaphoglossum leonardii
Description
Rhizomes short-creeping, 2–3 mm diam.; rhizome scales linear, lustrous, maroon, ca. 2 mm long, with short teeth; fronds clumped, 7–14 X 1.5–2.8 cm; stipes 1⁄2–3⁄5 the frond length, with scales orange to maroon, subulate, widely spreading, ca. 1 mm long, and with minute erect glandular hairs; phyllopodia absent; blades ovate to lanceolate-oblong, chartaceous, bases rounded, apices obtuse to acute; veins evident, free, simple or once-forked, 1.5–2 mm apart, at 60–70° angle to costa; hydathodes distinct; blade scales subulate, orange to maroon, generally abundant on abaxial surfaces, sparse to absent adaxially, 1–2 mm long; fertile fronds shorter than the sterile fronds (2⁄3 to nearly as long), their blades much smaller (1⁄3–1⁄2 the dimensions of the sterile blade), often folded at the costa before maturity, scales scattered among the sporangia.A
A. Mickel, J. T. & Smith, A. R. 2004: The Pteridophytes of Mexico Vol. 88
Discussion
Elaphoglossum leonardii closely resembles E. lindenii, from which it differs in having the blade apices acute to obtuse rather than cuspidate.B
B. Mickel, J. T. & Smith, A. R. 2004: The Pteridophytes of Mexico Vol. 88
Distribution
México (Country) endemicC
Specimen
Known only from the type collection. Oax (Mickel 5296, NY, MEXU, UC, NCU).D
D. Mickel, J. T. & Smith, A. R. 2004: The Pteridophytes of Mexico Vol. 88
Synonymy
Elaphoglossum leonardii, Brittonia 32: 336. 1980