188 



THE DICTIONARY OF GARDENING, 



irough 



pinnae, 4in. to Sin. long, lin. to liin. broad, 

 close to the anterior main vein, sometime 



Poly-podium continued. 



end, with a space between each, midway between the midrib 

 and edge, areolce uniform. Australia, &c., 1823. Greenhouse. 

 SYNS. P. attenuatum (H. G. F. 30), Phymatodes Brovmii. 

 P. californicum (Californian). rhiz. wide-creeping, with 

 spreading, ferruginous scales, sti. 3in. to 6in. long, firm, erect, 

 naked, fronds 6in. to 9in. long, Sin. to 5in. broad, oblong, 

 deltoid, cut clown nearly or quite to the rachis into entire or 

 finely-toothed pinnae, liin. to 2Jin. long, fin. to iin. broad, the 

 lowest not reduced, son' large, in single rows near the midrib. 

 California. Greenhouse. SYN. Goniophlebium californicum. 

 P. Cameroonlanum (Cameroons). sti. 4ft. long, glossy, fronds 

 3ft. to 4ft. long, 2ft. broad, the upper part pinnatifld, with deep, 

 lanceolate lobes ; lower pinnae deltoid, upwards of 1ft. long, 6in. 

 to Sin. broad, cut down below nearly to the rachis into lanceolate, 

 pinnatifld lobes, son in rows near the main veins, areolce 

 copious. Cameroon Mountains. SYN. Dictyopteris Cameroonianis. 

 P. capitcllatum (small-headed). A synonym of P. juglandi- 



folium. 



P. Catharines (St Catherine's), rhiz. wide-creeping, with dark 

 brown scales, sti. 4in. to 6in. long, erect, glossy, fronds 6m. to 

 12in. long, 3in. to 5in. broad, cut down to the rachis into close, 

 blunt, sub-entire, spreading pinnae, liin. to Sin. long, Jin. to Jin. 

 broad, the lowest pair shorter and deflexed. sori large, in two 

 rows close to the midrib. Brazil, 1824. 

 P. ciliatum (ciliated). A variety of P. piloselloides. 

 P. colpodes (embosomed). A synonym of P. plesiosorum. 

 P. conjugatum (mixed), rhiz. very thick, densely matted, with 

 light brown scales, fronds 2ft. to 4ft. long, 1ft to lift, broad, 

 arranged in a circle, the stem with a lobed wing, 2in. to 4in. broad, 

 on each side at the base, which is narrowed and more deeply 

 lobed upwards, passing gradually into the frond, which is cut 

 down nearly to the rachis throughout into entire, erecto-patent 



sori in a single row 

 confluent. India, &c. 

 SYNS. P. coronans, Drynaria conjugata. 

 P. coronans (crowned). A synonym of P. conjugatum. 

 P. corymbiferum (corymbose). A form of P. Lingua. 

 P. crassifollum (thick-fronded).* rhiz. woody, short-creeping, 

 with dull brown scales, sti. 2in. to 6in. long, strong, erect. 

 fronds 1ft. to 3ft. long, lin. to 5in. wide, gradually narrowed to 

 both ends, the edge entire, upper side with scattered small, white, 

 dots ; texture very coriaceous, sori in single rows between the 

 main veins, two to nine in a row between the edge and midrib. 

 West Indies, Ac., 1823. SYN. Pleuridium crassifolium. The 

 variety albo-punctatisaimum is a much-dotted form, with less 

 distinctly raised veins than usual. SYN. Pleuridium albo- 

 punctatissimum. 

 P. crassincrvium (thickly-nerved). A synonym of P. platy- 



phyllum. 



P. crenatum (scolloped), sti. 1ft, to 2ft. long, erect, naked or 

 pubescent, fronds 1ft. to 2ft. long, 1ft. or more broad, with an 

 oblong-lanceolate, terminal pinna, 6m. to Sin. long and liin. to2in. 

 broad, the edge a little bluntly lobed or nearly entire, and two or 

 four opposite pairs of similar ones, sori in rows near the main 

 veins. Cuba, &c., 1823. SYN. Ooniopteris crenata. 

 P. curvatum (curved), rhiz. stout, scaly, sti. Sin. to 4in. long, 

 naked, glossy, dark brown, jronds 1ft. to lift, long, 2in. to Sin. 

 broad, pendent, cut down to the rachis into close, crenated, 

 linear pinnae, which are decurrent at base, sori bright yellow, 

 in two long rows. Jamaica, &c., 1823. 



P. cuspidatum (pointed). A synonym of P. persiccefolium. 

 P. cyathesefolium (Cyathea-fronded). sti. 1ft. to lift, long, 

 firm, naked, stramineous, fronds lift, to 2ft. long, 1ft. or more 

 broad ; pinnae 6in. to 9in. long, 2in. or more broad, cut down to a 

 broadly- winged rachis into falcate, entire lobes, Jin. to lin. broad, 

 the lowest pair rather smaller and deflexed. sori about the 

 centre of the veinlets. Mauritius and Bourbon. SYN. P. Sieber- 

 ianum. 



P. dccumanum (tall), rhiz. stout, with soft, bright, ferruginous 

 scales, sti. 1ft. to 2ft. long, stout, erect, glossy, fronds 1ft. to 

 3ft. long, 1ft. to 2ft. broad, cut down nearly, or below quite, to 

 the rachis into ligulate, nearly entire pinnae, often 1ft. long, 2in. 

 to Sin. broad, sori each terminating two or three free vemlets. 

 Tropical America, Brazil, 1818. SYNS. P. dictyocallis, Phlebodium 



P. decurrens (decurrent). rhiz. wiry, rather slender, with 

 deciduous scales, sti. 6in. to 12in. long, firm, naked, fronds 

 usually with several erecto-patent pinnae on each side, which are 

 Sin. to 12in. long, liin. to 2in. broad, with an acuminate point, a 

 narrowed base, and nearly entire edges, areolce about six, between 

 the edge and midrib, with two or three sori in each. Brazil and 

 Peru. SYN. Campyloneurum decurrens. 



P. decussatum (decussate), sti. 2ft. to 3ft. long, stout, erect, 

 polished upwards, scaly at base, sometimes slightly muricated 

 fronds 3ft. to 4ft. or more long, 1ft. to lift, broad ; pinnae Sin. to 

 12in. long, lin. to liin. broad, cut down nearly or quite to the 

 rachis into close, spreading, entire, blunt lobes, with a large, 

 subulate gland at the base beneath, sori in rows near the midrib. 

 West Indies, &c. SYN. Phegopteris decussata. 



P. deflexum (bent-down), cau. erect, with dull brown scales. 

 ti. 2in. to Sin. long, slender, naked, stramineous, fronds Bin. to 



Polypodium continued. 



12in. long, 2in. broad; pinnae lin. long, Jin. broad, lanceolate, 

 acuminate, cut down to the rachis into linear-oblong, pointed 

 lobes; lower pinnae deflexed, gradually dwindling to mere 

 auricles ; both sides slightly hairy, sori nearer the midrib than 

 the edge. New Grenada, 1830. SYN. Phegopteris deflexa. 



FIG. 232. PINNA OF POLYPODIUM DIVERSIFOLIUM. 



P. Dianas (Diana's). A synonym of P. molle. 



P. dictyocallis (beautifully-netted). A synonym of P. de- 

 cumanum. 



P. difforme (deformed), sti. tufted, erect, 1ft. or more long, 

 scaly below, fronds 3ft. to 4ft. long ; upper pinnae lanceolate, 

 entire, or with broad, blunt or falcate lobes reaching half way or 

 more down to the rachis ; lower pinnae often deltoid, with the 

 lobes of the lower side prolonged and pinnatifid. sori scattered, 

 very copious, areolce also copious. Malay Peninsula and Isles. 

 SYNS. P. irregulare, Dictyopteris irregulars. 



FIG. 233. PORTION OF FROND OF POLYPODIUM DREPANUM. 



P. dilatatnm (dilated), rhiz. woody, thick, with large, dull 

 brown scales, sti. 1ft. or more lonjr, with a narrow wing reach- 

 ing nearly to the base, fronds lift, to 3ft. long, 1ft. or more 

 broad, cut down within about iin. of the rachis into entire, 

 s, 4in. 



acuminate, erecto-patent lobes, 4in. to Sin. Ions, 

 rregularly scattered, 

 North India, &c. SYN. Colysis 



n. to liin. 

 broad, sori small, copious, irregularly scattered, areolce fine, 



copious, with free veinlets. 

 dilntata. 



