Elaphoglossum pusillum (Mett. ex Kuhn) C.Chr.
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Authority
Mickel, John T. & Smith, Alan R. 2004. The pteridophytes of Mexico. Mem. New York Bot. Gard. 88: 1-1054.
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Family
Dryopteridaceae
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Scientific Name
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Description
Species Description - Rhizomes 1–2 mm diam., compact; rhizome scales 2.5–3.5 mm long, linear, orange-tan, lustrous, entire; fronds 3.6–11.5 cm long, approximate; phyllopodia absent; stipes 1/5–1/3 the sterile frond length, brown; stipe scales 1.4–2.6 mm long, spreading, subulate, orange-brown, lustrous, denticulate, mixed with minute erect glandular hairs; sterile blades 2.5–6.5 x 0.9–1.6 cm, oblong, chartaceous, bases broadly cuneate, apices obtuse; veins visible but not conspicuous, ca. 2 mm apart, at ca. 50ºangle to costa; hydathodes present; blade scales 1–2 mm long, scattered, spreading, linear, subulate, orange-brown to dark brown, lustrous, denticulate; fertile fronds slightly shorter than the sterile, stipes 4/5 the fertile frond length, fertile blades 8–16 mm long, ovate to suborbicular, plane, bases broadly rounded, apices obtuse, intersporangial scales absent.
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Discussion
Acrostichum pusillum Mett. ex Kuhn, Linnaea 36: 43. 1869. Type. Cuba, “Cuba orientali,” Wright 794 (B!; isotypes GH-empty folder, P!, US!, YU!)
This species resembles E. piloselloides, but the blades are thinner, oblong rather than spatulate, and the hydathodes are more conspicuous.
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Distribution
Epiphytic, epipetric, and terrestrial in wet forests; 1350 m (300–1600 m in Mesoamerica). Mexico; Guat, Nic, CR, Pan; Cuba; Col, Ven.
Mexico North America| Venezuela South America| Amazonas Colombia South America| Panama Central America| Puntarenas Costa Rica Central America| Nicaragua Central America| Guatemala Central America|