AN ENCYCLOPAEDIA OF HORTICULTURE. 



447 



Davallia continued. 



broad, sori one to each tooth, small. Malayan Peninsula. 

 D. serrata, D. ffraeilis, and D. Luzoniea are either identical with 

 this species, or else unimportant forms. (H. S. F. 1, 60.) 



D. platyphylla (broad-leaved).* rhiz. creeping, stout tti. 2in. to 

 3ft. long, firm, erect, fronds 3ft. to 4ft long, tripinnatifid ; lower 

 pinnae 1ft. to lift, long, 6in. to 9in. broad, lanceolate, with 

 distant linear-lanceolate pinnules, which are deeply cut into 

 broad, bluntish toothed lobes, tori two to twelve to a segment. 

 East Indies. SYN. D. lonchitidea. (H. S. F. 1, 46 B.) 



D. polyantha (many-fruited). A synonym of D. dimricata. 



D. pnlchra (fair). A synonym of D. chasrophyUa. 



D. pyxidata (Box-like).* rhiz. stout creeping, densely scaly, tti. 

 strong, erect 4in. to 6in. long, frond* 9in. to 18in. long, 6in. to 

 9in. broad, deltoid, tri- or quadripinnatifld ; pinnules of the lower 

 pinnae lanceolate, 2in. to Sin. long, lin. broad, with deltoid or 



Davallia continued. 



deeply cut into unequal-sided, bluntly-toothed, oblong, rhom- 

 boidal pinnules, ton two to twelve to a pinnule, small. Tropical 

 Asia. STN. D. Uuusyiana. (H. S. F. 1, 47.) 



D. s. 



Uuusyiana. 



rhomboidea (rhomboidal). Similar in texture and hairi- 

 ness to type, but somewhat larger in all its parts ; lower pinnules 

 lanceolate-deltoid, IJin. long, cut down nearly to the rachis into 

 oblong lobes. 



D. tennlfolla (slender-leaved).* rhiz. stout creeping, densely 

 flbrillose. tti. strong, erect 6in. to 12in. long, frandi 1ft to 

 long, 6in. to Sin. broad, ovate, quadripinnatifld ; lower 

 ovate-lanceolate, 4in. to 6in. long, 2in. to Sin. broad ; pin- 

 nules lanceolate, their segments cut down to the rachis below 

 with toothed cuneate lobes, son terminal, usally solitary. 

 Tropical Asia. 

 D. Tyormanni (Tyermann's).* rhiz. wide-creeping, densely 



oblong segments, lori deeply half cup-shaped in the teeth. New 



South Wales, 180a (H. S. F. 1, 55 a) 

 D renens (creeping).* rhiz. wide-creeping, climbing, frondt 



simpPy Senate, L. to 18in. long, iin to IJin. broad ; pinnae Jm. 



to Ain long, about half as broad as deep, wwi marginal, larze. 



Borao, &c , 1869. SYNS. D. htmipUra, bdontoloma repent. See 



Fig. 628 (next page). 



D. scabernla (slightly rough). A synonym of D. hirta. 

 D. scabra (rough). A synonym of D. marginal**. 



n 



deltoid, tripinnatifid; 

 toothed, narrower and 



nj. v "v^y" 



se<*ments ovate-rhomboidal, deeply 

 no sharper in fertile fronds, tori nearly 

 "Marginal. Isle of Luzon, 1844. (H. S. F. 1, 42.) 

 D ornata is a form with broad, slightly cut segments. 



*jspssy!tt*t+3~55 1! &z* 

 SlS^aiu^tsfvaasS^sja 



scaly ; scales linear, white, tti. 2in. to Sin. long, naked, reddish. 

 frondl 4iu. to 6in. long, deltoid, three to iour- P innatifid ; lower 

 pinnse largest stalked, deltoid, unequal-sided ; lowest pinnules 

 stalked, cuneate-oblong or deltoid, with falcate-deltoid entire 

 upper, and cuneate-oblong pinnatifld lower, segments, ton at 

 the base of ultimate lobes, three-quarters of a line broad. West 

 Coast of Africa, 187L (G. C. 1871, 870.) 

 D. villoaa (hairy). A synonym of D. marginal*. 



DAVIDSONIA (named after the discoyerer of the 

 plant, who first met with it in a sugar plantation). ORD. 

 Saxifragece. A remarkably han4some stove plant, with 

 an erect habit, and of apparently ea,sy culture. Propa- 

 gated by portions of stem, inserted in sand or cocoa-nut 

 fibre, under a bell glass, in bottom heat. 

 D. pruriens (itching).* 1. alternate, impari -pinnate, 2ft long, 

 furnished with pungent hairs ; pinnae in five or six pairs, the 

 terminal one about 9in. long; petioles and rachises thickly 



