Thelypteris resinifera

(Desvaux) Proctor

Bull. Inst. Jamaica, Sci. Ser. 5: 63. 1953.

Common names: Glandular maiden fern wax-dot maiden fern
Basionym: Polypodium resiniferum Desvaux Ges. Naturf. Freunde Berlin Mag. Neuesten Entdeck. Gesammten Naturk. 5: 317. 1811
Synonyms: Amauropelta resinifera (Desvaux) Pichi-Sermolli Dryopteris panamensis (C. Presl) C. Christensen Thelypteris panamensis (C. Presl) E. P. St. John.
Treatment appears in FNA Volume 2.

Stems erect, (3–)5–12 mm diam. Leaves monomorphic, evergreen, clustered, (15–)25–100(–135) cm; croziers often mucilaginous. Petiole straw-colored, 2–15(–25) cm × 1–4(–6) mm, at base with brownish, ovate-lanceolate, ± glabrous scales. Blade to 110 cm, proximally with 6–12 pairs of smaller pinnae, distally tapering gradually to a pinnatifid apex. Proximal pinnae hastate or auriculate; longest (medial) pinnae 2–14(–20) × 0.4–2.5 cm, incised to within 1 mm of costa; segments 2–3 mm wide, strongly oblique and somewhat curved; veins meeting margin above sinus. Indument abaxially of hairs 0.2–0.5 mm on rachises, costae, and sometimes veins and blade tissue, also of numerous glands, these yellowish to often reddish, resinous, shiny, sessile, hemispheric; blade tissue adaxially glabrous or sparsely hairy. Sori round, medial to submarginal; indusia tan, glandular, and sparsely hairy. 2n = 58.

Habitat: Damp woods and swamps in subacid soil
Elevation: 0–100 m


V2 541-distribution-map.gif

Fla., Mexico, West Indies in the Greater Antilles, Central America, nw South America.


Selected References


Lower Taxa

... more about "Thelypteris resinifera"
Alan R. Smith +
(Desvaux) Proctor +
Polypodium resiniferum +
Glandular maiden fern +  and wax-dot maiden fern +
Fla. +, Mexico +, West Indies in the Greater Antilles +, Central America +  and nw South America. +
0–100 m +
Damp woods and swamps in subacid soil +
Bull. Inst. Jamaica, Sci. Ser. +
Illustrated +
Amauropelta resinifera +, Dryopteris panamensis +  and Thelypteris panamensis +
Thelypteris resinifera +
Thelypteris subg. Amauropelta +
species +