596 



THE GARDENER'S ASSISTANT. 



N. chrysolobum. — Fronds pinnate, 10 to 15 inches long; 

 pinnae deeply pinnatifid; sori bright -red. Brazil. 



N. {Sagenia) cicutarium. — Fronds bipinnatifid, 1 to 2 

 feet long ; pinnae broad, margins crenate, pale-green ; 

 sori numerous, bold. Jamaica. 



N. cyatheoides. — Fronds pinnate, 1 to 3 feet long; pinnae 

 large, deeply serrate, light-green. Tropical Asia. 



Fig. 723.— Lygodium palmatum. 



N. decompositum. — Fronds tripinnate, 1 to 2 feet long; 

 pinnules deeply pinnatifid; stipes furnished with dark- 

 brown chaffy scales; rachis downy. Var. glabcllum. — 

 Fronds 9 to 12 inches long; pale-green. Australia. G. 



N. decurrens. — Fronds pinnate below, pinnatifid in the 

 upper part, 12 to 18 inches long; pinnae sessile, sori 

 reddish-brown; stipes and rachis straw-colour. China. G. 



A T . deltoidum. — Fronds erect, pinnate, 6 to 12 inches 

 long ; pinnae on the upper half large, smaller below ; 

 rhizome creeping. Tropical America. 



N. elongatum. — Fronds bipinnate, 1 to 3 feet long; 

 pinnules oblong, dentate; stipes pale; caudex creeping. 

 Madeira, Azores. G. 



N. hispidum. — Fronds tripinnate, triangular, 9 to 12 

 inches long; pinnules narrow, mucronate, dentate; stipes 

 and rachis hairy; caxidex creeping. New Zealand. G. 



A. Hooker ii. — Fronds pinnate, 1 to 3 feet long; lower 

 pinnae deltoid, the others elongate, tapering to a point; 

 edges toothed. East Indies. 



N. lepidum. — Fronds pinnate, serrate, light -green, 

 caudex tufted. Brazil. G. 



N. lucidum. — Rhizome creeping, scaly; fronds 12 to 15 

 inches long, 6 inches wide, with about twenty pairs of 

 linear pinnatifid sessile pinnae, with apical sori. Mada- 

 gascar. 



N. (Sagenia) macrophyllum. — Fronds pinnate, 2 to 4 

 feet long, terminal ; pinnae large, sessile, the lower pair 

 auriculate, pale-green. Tropical America. 



N. patens. — Fronds pinnate, 1 to 3 feet long; pinnae 

 sessile, lanceolate, pinnatifid; segments falcate, pubescent; 

 stipes erect, scaly. Tropics. 



N. (Sagenia) Pica. — Fronds pinnatifid, 1 to 2 feet long, 

 4 to 6 inches wide ; pinnae broad and entire, bright- 

 green ; sori brown ; stipes shining-black. Mauritius. 



N. pteroides. — Fronds pinnate, stout, 1 to 3 feet long; 

 pinnae an inch wide, deeply lobed, lanceolate, the seg- 

 ments obtuse; sori submarginal. India. 



N. recedens. — Fronds deltoid, tripinnate, pubescent, 1 

 to 2 feet long; pinnules oblong, deeply pinnatifid, pale- 

 green. Ceylon, &c. 



N. (Sagenia) repandum. — Fronds dissimilar, sterile 

 pinnate, coriaceous, oblong-acuminate, drooping, bright- 

 green; fertile contracted, repand, 1 to 3 feet long. Malay 

 Islands. 



N. Rodigasiannm. — Fronds handsome, spreading, lan- 

 ceolate, pinnate, 3 to 4 feet long, with narrow pinnae. 

 Samoa. 



N. truncatum. — Fronds pinnate; pinnae lanceolate, 

 deeply and obtusely lobed, dark-green. East Indies. 



A. unitura. — Fronds pinnate, 1 to 3 feet long; pinnae 

 deeply pinnatifid, 4 to 6 inches long, linear-lanceolate, 

 pubescent below. Tropics. 



N. venustum. — Fronds pinnate, 1 to 3 feet long; pinnae 

 lanceolate, 6 inches long, serrate; stipes scaly. Jamaica, 

 &c. 



Nephrolepis. — Elegant Ferns, distinguished by their 

 forked veins and free clavate venules, the superior basal 

 one being fertile, the receptacles terminal, and the in- 

 dusium reniform or subreniform. The fronds are pinnate, 

 and the pinnae articulated with the rachis; rhizome erect, 

 producing numerous slender wiry stolons, which bear 

 fasciculate crowns. On account of their stoloniferous 

 character they require abundant surface room; they are 

 admirably adapted for rockeries. 



N. acuta. — Fronds 2 to 3 feet long; pinnae acuminate, 

 truncate, with serrate margins and auriculate base, bright- 

 green. N. Bausei is a fine garden form with deeply- 

 divided pinnae. Java. 



N. cordifolia (tuberosa). — Fronds pinnate, 2 to 4 feet 

 long; pinnae oblong, superior base auriculate, serrate; 

 stipes and rachis furnished with ferruginous hairs; rhizome 

 tuberous. Var. undulata has fronds 1 to 2 feet long. 

 East Indies, &c. Pluma is an elegant form of it from 

 Madagascar. 



N. davallioides. — Fronds 2 to 4 feet long; pinnae lanceo- 

 late, 4 to 5 inches long, deep-green; fertile pinnae elon- 

 gated, crenate. Var. furcans (fig. 724) has forked or 

 tasselled pinnae. East Indies. 



N. Duffii (fig. 725). — Fronds in a dense tuft, erect, re- 

 peatedly forked, clothed with short ovate, serrate, scale- 

 like pinnae. Mr. Baker thinks this is a monstrous form 

 of N. cordifolia. An elegant stove plant. Australia 

 and New Guinea. 



N. exaltata. — Fronds 2 to 4 feet or more long, pale- 

 green; pinnae oblong-acute, the superior base auriculate; 

 stipes slightly scaly. Tropical America. 



N. rufescens. — Fronds 2 to 4 feet long, 6 to 9 inches 



