128 



THE DICTIONARY OF GARDENING, 



Asplenium continued. 



placed lanceolate-oblong piniise on both sides, which are 4in. to 

 6in. long, liin. to 2n. broad ; pinnules numerous, unequal-sided, 

 lanceolate, acuminate ; edges sharply toothed, the lower base ob- 

 liquely truncate. sori in two rows in the upper part of the 

 pinnules, often diplazioid. Sandwich Islands. Greenhouse spe- 

 cies. SYN. A . polyphyllum. 



A. Adlantum-nigrum. Black Spleen wort. tti. tufted,6in. to 

 9in. long, fronds 6in. to 12in. long, 4in. to 6in. broad, sub-deltoid ; 

 lower pinnae deltoid, 2in. to Sin. long, liin. to 2in. broad ; all the 

 pinnae pinnate, son copious, at last often occupying the whole 

 under surface of the segments. Great Britain. World-wide in 

 its distribution. Hardy. A. solidum, from Cape Colony, is 

 supposed to be a mere form of this species. There are several 

 varieties the best of which are described below. See Fig. 168. 



A. A..n. aoutum (acute), fronds Bin. to 15in. long, deltoid, tri- 

 pinnate ; ultimate segments linear, and very acute. Ireland. A 

 copiously divided and very elegant variety. Habit more graceful 

 than the type. 



A. A.-n. grandlceps (large-crested), fronds 6in. to 12in. long ; 

 pinnae comparatively short, and slightly crested; apex freely 

 divided, and expanded into a broad crest, which gives the 

 frond a very graceful contour. Frame or greenhouse variety. 

 See Fig. 169. 



A. A.-n. oxyphyllum (sharp-leaved), fronds 4in. to 6in. long, 

 ovate-lanceolate ; ultimate segments narrow and very acute. A 

 very pretty little variety. 



A. afflne (related), sti. 6in. to 12in. long, fronds 12in. to 18in. 

 long, 6in. to 12in. broad, bipinnate, with numerous pinnae on each 

 side, the lower ones lanceolate-rhomboidal ; pinnules rhomboids!, 

 inciso-serrate. sort copious, linear. Mascaren Islands, &c. Stove 

 or warm greenhouse species. SYN. A. spathulinum. 



A. alatnm (winged).* sti. 4in. to 6in. long, slender, the upper 

 part and the rachis, winged, fronds 1ft. to lift, long, Sin. to 4in. 

 broad, with twelve to twenty horizontal sessile pinnae on each 

 side, which are lin. to liin. long, and about Jin. broad, bluntish ; 

 edge uniformly inciso-crenate, the base nearly equal on both sides, 

 wri distant, not reaching either the midrib or edge. West 

 Indies, &c. A very elegant stove species. 



A. alismsefolium (Alisma-leaved). sti. 2in. to 6in. long, fronds 

 varying in shape, from simple oblong-lanceolate, 6in. to 9in. long, 

 2in. to Sin. broad ; apex acuminate ; edges entire, to ternate or 

 pinnate, with a large terminal and three pairs of lateral pinnae, 

 each like the entire frond of the simple state ; texture coriaceous. 

 Isle of Luzon. Stove species. SYN. Anisoyonium alismcefolium. 



A. alternans (alternated), sti. tufted, lin. to 2in. long, fronds 

 6in. to Sin. long, lin. to liin. broad, lanceolate-oblong, cut down 

 into numerous bluntly-rounded lobes on each side, which reach 

 very nearly down to the rachis, the lower gradually reduced, sori 

 copious. N. W. Himalayas. Greenhouse species. SYN. A. Dal- 

 housiae. 



A. alternifollum (alternate-leaved). Synonymous with A. per- 

 manicum. 



A. angnstifolinm (narrow-leaved).* tti. tufted, about 1ft. long. 

 fronds ISin. to 24in. long, 4in. to 6in. broad, simply pinnate, lan- 

 ceolate-oblong, flaccid, with twenty to thirty sub-sessile pinnae on 

 each side, sterile ones largest, 2in. to Sin. long, Jin. broad, acumi- 

 nate; edge obscurely-crenate, base rounded and equal on both 

 sides ; fertile pinnae narrower and more distant, tori very close 

 and regular, extending from the midrib nearly to the edge. 

 Canada, <fcc. Greenhouse species. 



A. anisophyllnm (unequal-leaved), sti. tufted, 6in. to 12in 

 long, fronds 1ft. to 2ft. long, 6in. to 9in. broad, oblong-lanceolate, 

 simple pinnate, with ten to sixteen sub-sessile pinnae on each side 



te ; edge deeply crenate, the two sides unequal, the 

 a cordate auricle, the lower one obliquely truncate. 

 Dt reaching either the midrib or edge. Tropical 



Asplenium continued, 



which are Sin. to Sin. long, about lin. broad, acuminated, crenate, 

 the two sides unequal, the upper one narrowed suddenly, the 

 lower one obliquely truncate at the base, sori distant, elliptical, 

 reaching half-way from the edge to the margin. Cape Colony, &c. 

 Greenhouse species. 



A. apicidena (apex-toothed). A variety of A. Vieillardii. 



A. arborescens (tree-like), cau. oblique, sti. 1ft. to 2ft. long. 

 fronds 3ft. to 4ft. long, 2ft. to 3ft. broad, deltoid, tripinnatifid, with 

 numerous pinnae, the lower ones 12in. to 18in. long, 4in. to 6in. 

 broad ; pinnules Sin. long, about iin. wide, acuminate, ed 

 two-thirds of the way down to the rachis into nearly entire '. 

 iin. deep, Jin. broad. Lower sori Jin. long. Mauritius, &c., 1826. 

 Stove species. SYN. Diplazium arborescent. 



A. Arnottil (Arnott's). sti. smooth, angular, fronds ample, tri- 

 pinnatifld ; lower pinnae 9in. to 12in. long, 4in. to 6in. broad ; 

 pinnules Sin. to 4in. long, lin. or more broad, cut down below to a 

 distinctly winged rachis into deeply crenate, blunt, oblong lobes, 

 Jin. deep, iin. broad, sori copious, nearly all diplazioid, and filling 

 up when mature nearly the whole surface of the lobes. Sand- 

 wich Islands, 1877. Greenhouse species. SYNS. A. diplazioides 

 and Diplazium Arnottii. 



A. aspidioides (Aspidium-like). sti. tufted, 6in. to 12in. long. 

 fronds 1ft. to 2ft. long, Sin. to 12in. broad, ovate-deltoid, tripinna- 

 tifld ; lower pinnae 6in. to Sin. long, lanceolate-deltoid ; pinnules 

 lanceolate, cut down below nearly to the rachis into inciso-pinna- 

 tifid ovate segments, two lines broad, sori copious, oblong, the 

 lower ones curved. Tropical America, <fec. Greenhouse species. 

 SYN. A. multisectum. 



A. attennatnm (attenuated), sti. tufted, Sin. to 4in. long, 

 simple, linear-lanceolate, about 1ft. long, about Jin. bro: 

 rowed upwards very gradually, sometimes proliferous at the point, 

 the margin toothed; the lower third also lobed; the lowest 

 roundish, lobes reaching down nearly or quite to the rachis. sort 

 reaching nearly to the edge. Queensland, &c. Greenhouse 

 species. 



A. aureum (golden). A variety of A. Ceterach. 



A. auriculatum (auriculated).* sti. tufted, 4in. to Sin. long. 

 fronds 12in. to ISin. long, 4in. to6in. broad, simply pinnate, lanceo- 

 late-oblong, with ten to twenty-stalked horizontal pinnae on each 

 side, which are 2in. to 4in. long, fin. to lin. broad, lanceolate, 

 often sub-falcate ; 

 upper one with a i 



sori distant, not reaching either the midrib or edge. Tropic 

 America, 1820. Stove species. 



A. anrltnm (eared), sti. tufted, 4in. to Sin. long, fronds 6in. to 

 12in. long, 2in. to 4in. broad, simply pinnate, with ten to fifteen 

 stalked horizontal pinnae on each side, which are 2in. to Sin. long, 

 and about iin. broad, acute or bluntish ; edge sharply toothed or 

 often lobed, especially on the upper side towards the base, sori 

 in two broad rather oblique rows. Tropical America. Stove 

 species. 



A. anstralasicum (Australian). A variety of A. Nidus. 



A. Baptist!! (Baptist's).* sti. 6in. to 8in. long, fronds 1ft. long, 

 bipinnate, broadly ovate ; pinnae stipitate, the lower about 

 5in. long, with four narrow stipitate linear-toothed pinnules, 

 2in. long, and a terminal lobe, Sjin. long, iin. broad, furnished 

 with distinct linear marginal teeth, pointing forwards, and ter- 

 minating in a long attenuated point, which is toothed nearly 

 to the end. sori linear-oblong, straight, parallel with, and close 

 to, the midrib. South Sea Islands, 1879. A very handsome stove 

 species. 



A. Belangeri (Belanger's).* sti. tufted, 4in. to 8in. long, fronds 

 12in. to ISin. long, 2in. to Sin. broad, bipinnate ; pinnae numerous, 

 lin. to liin. long, iin. broad, rounded at the point, truncate at the 

 base on the lower side ; pinnules linear, erecto-patent, half line 

 broad; one vein and sorus to each segment, the latter marginal. 

 Malayan Peninsula. Stove species. SYNS. A. Veitchianum, 

 Darea, Belanyeri, <fec. 



A. bipartitum (twice-partite), tti. tufted, Sin. to 6in. long, fronds 

 6in. to Sin. long, 2in. to Sin. broad, bipinnate, with about ten to 

 fifteen stalked pinnae on each side, which are lin. to liin. long, 

 iin. to Jin. broad, bluntish, cut down at the base on the upper 

 side into one distinctly-stalked cuneate pinnule, sometimes into 

 two or three, the outer edge inciso-crenate, the base on the lower 

 side obliquely truncate, sori in two regular rows, reaching 

 nearly to tne edge. Mascaren Isles. Stove species. 



A. blaectum (bisected).* sti. tufted, 4in. to 6in. long, fronds 

 12in. to 18in. long, 4in. to 6in. broad, bipinnatifid, with twenty to 

 thirty horizontal pinnae on each side, which are 2in. to Sin. long, 

 iin. broad, with a very long, narrow, deeply inciso-pinnatifid 

 upper portion, the base on the upper side narrowed suddenly, on 

 the lower obliquely truncate, sori almost all in two parallel rows 

 close to the midrib. West Indies, &c. Stove species. 



A. brachypteron (broadly-winged). sti. tufted, 2in. to 4in. long. 

 fronds 4in. to 6in. long, lin. to liin broad, bipinnate, with twelve 

 to twenty-four horizontal pinnae on each side, of which from half 

 to nearly the whole of the lower side is cut away, the largest iin 

 to | in. long, cut down to the rachis into simple or forked lineai 

 pinnules, lin. to liin. long, sort solitary, often quite marginal. 

 Madagascar, Ac. Stove species. SYN. Darea brachypteron. 



A. brevlsornm (shortly-seriate), sti. 12in. to ISin. long, fronds 

 2ft. to 3ft. long, Sin. to ISin. broad, tripinnate; lower pinnae 1ft 



