FERNS- STOVE AND GREENHOUSE. 



587 



A. cristatum. — Fronds bipinnate, triangular, lowest 

 pair of pinnae again divided ; pinnules dentate ovate ; 

 deep-green ; stipes dull black, scabrous. Jamaica, &c. 



Fig. 715.— Adiantum caudatum. 



A. cuneatum. — Fronds quadripinnate, 6 to 18 inches 

 long, curving in a most elegant manner ; the pinnules 

 small, mostly wedge-shaped, deep-green ; the stipes and 

 rachis shining black. Brazil. A very variable species 

 of which there are now many named varieties, such as 

 Collisii, dissectum, elegans, grandiceps, strictum, gracilli- 

 mum, Legrandi, Pacottii, &c. It is one of the most useful 

 and universally grown of all Ferns, and suitable either 

 for a hot or moderately cool house. 



A. curvatum. — Fronds tripinnate, 1 to 2 feet in length; 

 pinnules curved, oblong, obtuse, rich -green ; stipes and 

 rachis slightly downy. Brazil, &c. 



A. diaphanum (affine). — Fronds glabrous, 10 to 15 inches 

 long, with obtusely -oblong pinnules; stipes and rachis 

 black, sparingly furnished with reddish hairs. New 

 Zealand. Gr. 



A. digitatum (palmatum, speciosum). — Fronds 1 to 3 

 feet long; the stalks stiff and brittle, the pinnae distant 

 and spreading, an inch wide, deeply cut, gray-green. 

 Peru. 



A. Edgevjorthii. — Fronds linear, slender, proliferous 

 pinnate ; pinnae sessile, cuneiform, toothed, \ inch long 

 and wide. A good basket Fern. India. 



A. farleyense {tenerum, var.) (tig. 716). — Fronds quadri- 

 pinnate, 1 to 3 feet long, very broad and massive, droop- 

 ing ; pinnae large, brilliant-green, deeply fringed, the 

 margin developed as if cristate ; the noblest of its genus. 

 Barbados. 



A. Feci. — Fronds tripinnate, scandent, dull -green; 

 rachis and stipes clothed with ferruginous hairs. Mexico. 



A. Fergusoni. — A robust tropical form of A. CapiUus- 

 Veneris. Ceylon. 



A. formosum. — Fronds quadripinnate, 1 to 3 feet long; 

 pinnules small, rhomboid, serrate; stipes and rachis black, 

 slightly pubescent; creeping. Australia. Gr. 



A. glaucophyllum. — Fronds deltoid, 1 to 2 feet long, 

 pinnules small, cuneate, green above, glaucous below; 

 sori large and conspicuous. Mexico. Gr. 



A. hispidulum. — A useful species, with flabellate fronds, 

 12 to 18 inches long; pinnules oblong-obtuse, crenate, 

 deep-green; stipes hairy, tufted. A. Birkeriheadi is a 

 form of this, with fronds 2 feet long and a foot wide. 

 A garden seedling. New Zealand. G. 



A. intermedium. — Fronds bipinnate, 1 to 2 feet long : 

 pinnules somewhat oblong, cuneate at the base, slightly 

 serrate on the edge ; rachis clothed with ferruginous 

 hairs. Tropical America. 



A. lunulatum. — Fronds deciduous, proliferous at the 

 apex, pinnate, 6 to 12 inches long; pinnae petiolate, 

 lunate, bright-green. East Indies. 



A. macrophyllum. — Fronds pinnate, 10 to 20 inches 

 long, erect ; pinnae large, bright-red in the young state. 



IP* 



as 



Fig. 716. — Adiantum farleyense. 



changing to deep-green with age. Var. albostriatum has 

 the pinnae streaked with white. West Indies. 



A. monochlamys. — Fronds tripinnate. 9 inches long; 



