588 



THE GARDENER'S ASSISTANT. 



stipes black-brown ; pinnules pea-green, silvery beneath, 

 with a single sorus on each. Japan. G. 



A. Moorei (amabile). — Fronds slender, drooping, 12 to 

 18 inches long, pale-green; pinnae lobed. An excellent 

 basket Fern. Peru. 



A. neoguineense. — -Fronds deltoid, 3-4 times pinnate, 

 dark olive-green, with a glaucous tinge; pinnae ovate; 

 pinnules on hair-like stalks, \ inch long, crenate ; sori 

 orbicular, in deep sinuses. Affined to A. tenerurn. New 

 Caledonia. 



A. Peruvianum. — Fronds tripinnate, 1 to 3 feet long ; 

 pinnae trapezoid, 2 to 3 inches long, deep-green ; a noble 

 Fern. Peru. 



A. polyphyllum. — Fronds decompound, 1 to 3 feet high; 

 pinnse 6 to 8 inches long, pinnules dimidiate, fertile on 

 the superior edge ; bright-green. Tropical America. 



A. pulverulentum. — Fronds bipinnate, ovate, 1 to 2 feet 

 long ; pinnules membranous, shining-green ; stipes and 

 rachis hairy. Tropical America. 



A. reniforme. — Fronds simple, reniform, 6 inches long, 

 shining - green ; stipes black, produced from a creeping 

 caudex. Madeira, &c. Var. asarifolium is a Mauritius 

 form with larger thicker fronds. G. 



A. rhodophyllum. — A dwarf -tufted plant of garden 

 origin, the pinnae large, reddish when young, rich-green 

 when mature. 



A. tenerurn. — Fronds tripinnate, 1 to 2 feet or more 

 long; pinnules obtuse, toothed on the edges, smooth, 

 brilliant-green. There are several varieties, including 

 alcicorne, Lathomi, scutxirn, and Victoria; var. Bessonia- 

 num has crowded imbricated reniform pinnae. Tropical 

 America, &c. 



A. tetra/phyUum. — A robust grower; fronds 1 to 2 feet 

 long, a foot wide ; pinnae nearly an inch long, toothed. 

 A. Hendersoni, gracile, and obtusum are forms of it. 

 Tropical America. 



A. trapeziforme (Catherince). — Fronds quadripinnate, 

 1 to 3 feet long, broad; pinnules large, trapezoid, serrate, 

 intense green; a very handsome species. Var. cultratum 

 has tripinnate fronds 1 to 2 feet long; indusium reni- 

 form, bright-scarlet. West Indies. 



A. Vcitchianum (monochlamys). — Fronds 1 to 2 feet 

 long, sturdy ; pinnae half an inch long, lobed, rounded 

 at base, pea-green above, silvery beneath, reddish when 

 young. An elegant Fern. Japan. G. 



A. villosum, — Fronds bipinnate, 12 to 18 inches long; 

 pinnules somewhat oblong, trapezoid; sori forming a con- 

 tinuous marginal line; colour shining-green. West Indies. 



A. Wageneri (decorum). — Fronds a foot long, evergreen, 

 rose-tinted when young, tufted, 4 -pinnate; stipes black - 

 purple; pinnae distant; pinnules crowded, ^ inch wide, 

 roundish, distinctly lobed. Forms of it are elegans; 

 cyelosorum, Owcni„smd magnificum. Peru. 



A. Williamsii. — Near A. cethiopicum. Fronds 2 feet 

 long; the rachis brown-black; pinnae bearing yellow powder 

 when young, bright-green, semi -orbicular. Peru. G. 



Aglaomorpha. See Polypodiuia. 



Alsophila. — A large arborescent genus, sori naked, 

 or surrounded with scales ; veins forked, free ; receptacle 

 globose, elevated. 



.4. armata. — Fronds tripinnate, 3 to 6 feet long, seg- 

 ments deeply divided, light - green; stipes and rachis 

 spiny, sparingly furnished with white chaffy scales ; stem 

 slender. Tropical America. 



A . aspcra. — Fronds bipinnate, 8 feet long ; pinnae 

 linear - lanceolate, pinnatifid ; segments linear - oblong, 

 serrate, light -green; stipes and rachis spiny. West 

 Indies, &c. 



A. australis. — Stem 10 to 30 feet high, bearing ovate- 

 lanceolate bipinnate fronds, 6 to 12 feet long, dark -green 

 above, glaucous below; stipes purple-brown, spinous, and 

 clothed with large brown chaffy scales. Tasmania and 

 Australia. G. 



A. blechnoides. — Fronds pinnate, glabrous, 4 to 6 feet 

 long, of a dark shining-green ; pinnae large, nearly entire, 

 stipes reddish-brown. Tropical America. 



A. excelsa. — Stem slender, 10 to 30 feet high; fronds 

 bipinnate, 6 to 15 feet long; pale-green; stipes clothed 

 with pale chaffy scales. Norfolk Island. G. 



A. Leichardtiana. — The Whip-stick Fern of Australia. 

 Stem slender, 10 to 20 feet high; fronds bipinnate, 6 to 

 9 feet long; bright-green, the pinnules spinulose-serrate, 

 rachis dark-purple. New South Wales. G. 



A. procera. — Fronds bipinnate, divisions 1 foot or more 

 long ; pinnules 3 inches long, stipes spiny and clothed at 

 the base with dark-brown glossy scales. A handsome 

 stove Fern. Tropical America. 



A. pruinata. — Fronds tripinnate, 2 to 5 feet long; 

 segments dentate, entire, light -green above, glaucous 

 below ; stipes and rachis purple, hairy. Tropical America. 



A. Tcenitis. — Fronds bipinnate, smooth, 3 to 6 feet 

 long ; pinnules lanceolate, coriaceous, 1 inch long, rich 

 green ; stipes densely clothed with large, dark-brown, 

 chaffy scales. Brazil. 



Anemia (Anemidictyon). — Sterile branches pinnate or 

 bi-tri-piiinate, the two basal lateral branches being erect 

 and wholly soriferous ; veins forked, free. 



A. collina. — Sterile frond pinnate, 6 to 12 inches long; 

 pinnae entire, hairy, deep-green ; stipes and rachis hairy. 

 Brazil. 



A. Drcgeana. — Sterile frond pinnate, 6 to 12 inches 

 long; pinnae dark-green; rachis tomentose. South Africa. 



A. mandioccana. — Sterile frond pinnate, 10 to 15 inches 

 long ; pinnae entire, eared at the base, 1 inch long ; dark- 

 green; rachis hairy. Brazil. 



A. PhyUitidis. — Fronds 12 to 30 inches long, sterile 

 pinnate, fertile erect, densely soriferous. There are several 

 varieties, including tessellata, which has prettily veined 

 pinnules. West Indies, &c. 



A.rotundifolia. — Fronds long, narrow, drooping, formed 

 of subrotund dark-green pinnae, an inch wide, tinted 

 purple when young ; apices proliferous. 



ASPIDIUM. — A large genus, distinguished by rotundate 

 sori, peltate indusia, and pinnate veins. Most of the 

 cultivated sorts are temperate. Some of the Nephrodiums 

 are included in this genus by some authorities. 



A. (Lastrca) aristata variegata. — Fronds tripinnate, 

 shining-green, with ivory-white variegation along the 

 midrib and pinnae. Assam. G. 



A. obliquatum (Germinyi). — A handsome Fern with 

 gracefully arching bipinnate crested fronds ; stipes black. 

 New Caledonia. 



A. trifoliatum. — Fronds pinnate, 1 to 2 feet long, usually 

 one pair and a terminal pinnae ; lower pinnae lobed, margins 

 crenate ; dark-green. Tropical America. 



Asplenium. — A large genus containing many truly 

 ornamental species ; they are characterized by forked 

 or pinnate free veins, and oblong or linear oblique sori 

 and indusium. 



A. cdatum. — Fronds pinnate, rachis winged, proliferous 

 at the apex, 10 to 15 inches long, bright-green. Tropical 

 America. 



A. {Diplaziuni) alter nifolium. — Fronds pinnate, 12 to 

 18 inches long; pinnae ovate, 3 to 5' inches long, dark- 

 green above, paler below. Java. 



A. Baptistii. — Fronds bipinnate, broadly ovate, 1| foot 



