190 



The Dictionary of Gardening, 



Polypodium — continued. 



cut down to a broadly-win^ied raehis into entire, acute lobes, 

 which are often 1ft. to lAft. Inns and 3in. to 4in. In-oad. sitri 

 snuill, copious, slijihtly iinnierseil, scattered. Java and Philip- 

 pines. See Fi;;. 236. (H. O. F. i.) SYiNS. J\ iiiurluUosiiiii, 

 Drynaria Ilcraclta. 



Fig. 236. Polypodium Heracleum. 



P. hexagonopterum (six-angled-winged). rhlz. wide-creeping. 



i^//. 1ft. to lift, lon^, slender, glossy, stramineous, /rowii^ Sin. 

 to 12in. long, and nearly as brt)ad, deltoid ; lower pinna; 4in. to 

 6in. long, the lowest pair deflexed, often 2in. bioad ; pinnules 

 reachins; down nearly to the rachis, those of the lower side lin. to 

 liin. liin^, piiniatifid half way down with broad, blunt lobes; 

 under sidr sli;;litly villous, tiori marginal. North America, 1811. 

 Hardy. Sv>. J'/tcnnjitn-is hcxagonoptcra. 



F. himalayense (Himalayan), rhiz. wide-creeping, woody, with 

 long, yellowisli-bruwn scales. ,s//. 6in. to 9in. long, firm, erect, 

 naked", fromh 1ft. t<p 2ft. long, Sin. to lOin. broad; pinnje in 

 distant pairs, 4in. to Sin. long, lAin. to 2in. broad, with an 

 acuminate point, scarious, wavy edges, and the base rounded or 

 cordate ; under siirfact^ pul)escent. sort in one or two rows, of 

 three or four eacli, lietwfcn the main veins, areolae close, fine. 

 North India. WvNS. /'. rciiii.stuni, Phymatodcs fUmalanensi^. 



P. incanum (hnary). rhiz. wide-creeping, woody, with dense, 

 dull brown .scales, sti. lin. to 4in. long, erect, firm, furfuraceous. 

 Jrviids 2in. to 4in. long, lin. to l^in. broad, cut down to the 

 rachis into entire, spreading, somewhat distant pinnje, ^in. broad, 

 dilated at base ; under side densely scaly, sorl uniseriate. Tem- 

 perate America and South Africa, &c., 1840. Greenhouse. SVN. 

 Lepicij^tia iiicana. 



P, incurvatum (incurved), rki^. woody, with adpressed .scales. 

 /nijidi,- dim<)ii)lii>us : barren ones 6in. to 9in. each way, deltoid, 

 ternate, or piiinatitid, with broad, lanceolate, acuminate, entire 

 lobes, and a tirni. iibissy stem, 6in. to 9in. long ; fertile ones larger, 

 cut almost, or below quite, to the rachis into distant, erecto- 

 patent, entire lobes, 4in. to Sin. long, about ^in. broad, the lowest 

 occasionally forked, nori uniseriate, quite immersed, and forming 

 prominent pajjilla' on the upper surface. Malaccas. Syn. Phy- 

 itiatudcn inctirvata. 



P, irregulare (irregular). A synonym of P. diforvte. 



P. juglandifolium (Walnut-leaved).* rhiz. woody, stout, with 

 liright ferruginous scales, uti. 1ft. or more long, erect, /rotidfi 

 Uft. to 2ft. long, 1ft. or more broad ; piiiii:i> 4in. to Sin. long, lin. 

 to l^in. broad, in pairs ahcuit Viii. apiiit, with an acuminate tip, 

 thickened and wavy edges, and a niiinded liase. ttori large, one 

 between each main vein, fnmiiiig a row nearer the midrib than 

 the edge. «/(()/./■ cniiii. us, hidden. North India SYNS. /*. cnj^t- 

 tellatutn, Plcuridimn ju<,iU(inii/tili{iin. 



P. lachnopodium (dnwny-footed). sti. densely hairy at the liase 

 (as is also the rachis). inindf: 2ft. to 5ft. long, bi-tripinnatifid ; 

 pinnules 9in. lo 12in. long, lanceolate. Jamaica, 1S43. A rare 

 .species in cultivation. 



P, lanceolatum (lance-shaped), rhiz. wide-creeping, wiry, with 

 bright ferruginous scales, sti. lin. to Sin. long, distant, erect. 

 /rifiids 3in. to Sin. long, about ^iii. broad, gradually narrowed at 

 both ends ; both sides coated with peltate scales, sort large, im- 

 mersed, uniseriate, sometimes reaching from the edge to the mid- 

 rib. West Indies, Ac, 1812. (H. K. F. 62. under name of Pko- 

 pL'ltiii ejisi/olia.) 



P. leiorhizon (smooth-rhizomed). rhiz. verv thick, with adpressed 

 scales, .s^. 1ft. to 2ft. long, erect, firm, /roiid.^ 2ft. to 4ft. long, 

 1ft. to 2ft. broad ; pinna' luiirowed at base, the lower ones stalked, 

 6in. to 12in. long, |in. tu Uiu. broad, with an acuminate apex and 

 entire edge, sori slightly Innnersed, in a row near the midrib on 



Polypodium— con^xnited. 



each siile. areola' fine, uniform. North India. SYN. Phyniatodcn 

 Iciorhiza. 



P. lepidopteris rufulum (scaly-winged, reddish), rhiz. stout, 

 with l)ri^lit redilishlirowii scales, ^ti. lin. to 4in. long, erect. 

 fmitd.s bin. to 8in. lonfi. lAin. to 3in. broad, 

 cut down to the rachis into horizontal, 

 entire pinna^, ^in. broad, blunt, niuch 

 twisted, the lower graduidly reduced. 

 sori cfppious. .Mexico, &c. SYN. J', ru- 

 fnluui. 

 P. 1. sepultum (inclosed), /rondu ovate- 

 lanceolate ; lower pinna* scarcely reduced. 

 Otheiwi.se similar to /'. I. ru/ultiiit SY.n. 



P. .SljlUltUlll. 



P, Lindleyanum (Lindley's). A form 



of 1\ jialiitafidft. 

 P. lineare (linear). rhiz. woody, wide- 

 creeping, with dull brown scales, sti. 

 from almost none to lin. to 2in. long. 

 fronds 6in. to 12in. Uui-i, ^in. to 2in. broad, 

 entire, narrowed gradually to lioth ends. 

 sori distinctly immersed, large, pro- 

 minent, forming a single row nearer the 

 midrib than the edge, scaly when young. 

 North India. (H. G. F. 14, under name 

 of Plcopeltis inida.) In the variety siin- 

 plex, the fronds are sometimes Uft. long 

 and 2in. broad. 

 P. Lingua (tongue-like).* rhiz. wide- 

 creeiting, with feiTuginous scales, sit. 3in. 

 to 6in. long, firm, erect, /muds uniform, 

 4in. to Sin. long, lin. to 4in. broad, the 

 apex often cuspidate, the edge entire, 

 the base narrowed or rounded ; lower 

 surface matted with close, cotton>;, some- 

 what ferruginous down, sori in close rows of four to six each 

 between the main veins, rather large an<l prominent. N<»rth 

 India, Japan, ttc. Syn. yiphobotu^ Linnua. The variety vorymbi- 

 t'crum has fronds much diviiled at the apex, forming a cluster. 



Fig. 237. PoLvrumu.M Lingua Heteractis. 



P. L. Heteractis (Heteractis). This form differs from the 

 ty])e in liaving luoader, oblong-lanceolate fronds. Himalayas. 

 See Fig. 237. SY.N. Mphobulus latu^. 



P. longlfolium (lonj;-fronded). rhiz. short-creeping, woody, 

 with nearly black .scales. Jnmds 1ft. to 2ft. long, ^in. to Uin. 

 broa<l, \>ith an acute apex and an entire, levolute edge, the lower 

 part f;raibially narroweil into a short stem. xori oblong, im- 

 mersed, in a line near the edge. Malaccas and Philippines, 1819. 



P, longipes (long-stalked). A garden form of /'. Phyinatod*'s. 



P. longissimum (very Ion;;), rhiz. wide-creeping, with brown, 

 adpressed scales, sti. 3in. to 4in. long, firm, /ronds 1ft. to 4ft. 

 long, 6in. ti> 12in. broad, cut nearly to the rachis into numerous 

 sub-entire, erecto-patent lobes, 4in. to Sin. long, \m. to ^in. broad. 

 sori in close, single rows near the midrib, forming distinct papilla' 

 on the upper surface. North India, <S:c. Syn. Phyuiatodes 

 lonyissima. 



P. loriceum (armour-clad), rhiz. wide-creeping, stout, with black 

 scales, sti. sometimes ebeneous, 4in. to 6in. long, fronds 1ft. to 

 lift, long, 4in. to 6in. broad ; pinnw close, 2in. to 3in. long, iin. 



