Anemia hirsuta Sw.

  • Authority

    Proctor, George R. 1989. Ferns of Puerto Rico and the Virgin Islands. Mem. New York Bot. Gard. 53: 1-389.

  • Family

    Anemiaceae

  • Scientific Name

    Anemia hirsuta Sw.

  • Description

    Species Description - Rhizome short, decumbent, densely clothed with pale yellowish-brown, obscurely articulate hairs up to 3 mm long. Fronds several, fasciculate, the fertile ones 15-43 cm long; stipes 5-27 cm long, slender, pale brownish or straw-colored, sparsely hirsute. Sterile blades oblong-lanceolate to ovate-oblong, 3-15 cm long, 2-6 cm broad, gradually narrowed toward the blunt apex, pinnate-pinnatifid; pinnae 6-14 pairs, spreading, inequilateral (appearing auriculate on acroscopic side), deeply and obliquely cleft (especially on acroscopic side) into several linear or narrowly cuneate segments, these in tum more or less toothed; tissue herbaceous, light green, pilose on both sides and minutely glandular abaxially; veins striate-prominulous on adaxial side. Fertile pinnae 7-23 cm long, the stalks usually surpassing the sterile portion of blade; sporangiate portion 1-4 cm long, the divisions contracted and sparsely pilose to nearly glabrous; spores cristate-striate, the crests smooth to minutely roughened.

  • Discussion

    Basionym. Osmunda hirsuta Linnaeus, Sp. pl. 2: 1064. 1753.

    Lectotype. Plumier, Traite foug. Amer., t. 162, based on material from Le Fond de Baudin, nr. Leogane, Haiti.

    Syn. Omithopteris hirsuta (Linnaeus) Bemhardi, Neues J. Bot. 1(2): 50, t. 3, fig I5-a. 1806.

  • Distribution

    General Distribution. Greater Antilles, and

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