Monographs Details: Lonchitis
Authority: Proctor, George R. 1989. Ferns of Puerto Rico and the Virgin Islands. Mem. New York Bot. Gard. 53: 1-389.
Description:Species Description - Medium to rather large tenestrial fems. Rhizomes green, somewhat succulent, short-creeping, bearing numerous colorless septate hairs. Fronds few, 2-ranked, monomorphic, hairy, subsucculent, stipitate; stipes stout, succulent, containing two vascular bundles near base. Blades coarsely 2-pinnatepinnatifid to 3-pinnate-pinnatifid; rhachis with lateral ridges continuous beneath, not interrupted at insertion of pinnae; veins free or (rarely) casually anastomosing. Sori marginal, oblong to linear, usually bome between the sinus and apex of segments; indusium arising from the inner edge of a marginal flange, opening inwardly; sporangia borne on a vascular commissure parallel to the margin; spores globose, trilete, the surface nearly smooth with a sparse granulate deposit.
Type Species. Lonchitis hirsuta Linnaeus, widespread in the neotropics. One other species (L. occidentalis Baker) occurs in tropical Africa and Madagascar. The generic name is from the Greek lonche, lance + itis, a suffix indicating a close connection with. It is an ancient fem name used by Dioscorides.
Special Literature. Lellinger, D. B. 1977. The identity of Lonchitis aurita and the generic names Anisosorus and Lonchitis. Taxon 26: 578-580; Tryon, R. M. & A. F. Tryon. 1982. Fems and allied plants, pp. 406-410, 9 figs