Asplenium palmeri Maxon
Family: Aspleniaceae
siemprevive,  more...
Asplenium palmeri image
Patrick Alexander  
Roots not proliferous. Stems short-creeping, unbranched; scales black with lighter margins, linear-lanceolate, 1.5--3 × 0.1--0.4 mm, margins entire. Leaves monomorphic. Petiole purplish black, lustrous, 0.5--3 cm, 1/3--1/20 length of blade; indument of black filiform scales at base. Blade linear, 1-pinnate throughout, 7--17.5 × 0.9--1.8 cm, thick, glabrous; base gradually reduced; apex gradually reduced to whiplike rooting tip. Rachis purplish black throughout, lustrous, glabrous or nearly so. Pinnae in (12--)20--40 pairs, oblong; medial pinnae 6--9 × 3--4 mm; base broadly cuneate or auriculate; margins crenate-serrate; apex obtuse. Veins free, obscure. Sori 3--7 pairs per pinna, on both basiscopic and acroscopic sides. Spores 64 per sporangium. Shaded rocky slopes, wet ledges, often in protected places; 900--2000(--2750) m; Ariz., N.Mex., Tex.; Mexico; Central America in Guatemala, Belize.
Asplenium palmeri image
Patrick Alexander  
Asplenium palmeri image
Asplenium palmeri image
George Yatskievych  
Asplenium palmeri image
Asplenium palmeri image
Asplenium palmeri image
Asplenium palmeri image
Asplenium palmeri image
Asplenium palmeri image
Asplenium palmeri image
Asplenium palmeri image
Asplenium palmeri image
Asplenium palmeri image
Asplenium palmeri image
Asplenium palmeri image
Asplenium palmeri image
Asplenium palmeri image
Asplenium palmeri image
Asplenium palmeri image
Asplenium palmeri image
Asplenium palmeri image