n-2(\ 



NEPENTHES 



NEPENTHES 



E. Color of pilchrrs throughout 



purpie-i>lotchfd 19. Dormanniana 



HE. Color of pilrht-m hfloif 

 purplc-rcd, al>orc purpti- 



Itlotcheif 20. paradisse 



DDD. Pitchers green and purple- 

 Itlolched: peristome olili^iue, 

 green and purple-striped. 

 E. Color of pitchers red-purple 



with pale green spots 21. atrosanguinea 



EE. Color of pitchers green with 

 heaty purple marbling.'!. 

 F. Pilcher-wings narrowing 

 from below upieard, 



fringed 22. Dorainii 



FF. PUchcr-udngs broad, uni- 

 form 2.3. excelsior 



FFF. Pitcher-wings broad, 



doubly fringed 24. Hookeriana 



FFFF. Pitcher-wings of various 

 forms, 

 a. Lf.-margins ciliate- 



toothed 25. Lawrenciana 



GO. Lf.-margins hairy: 



pitchers yellow-green 

 with abundant red 



spots 26. Outramiana 



OGG. Lf.-margins plain: 

 pitchers yellow-red to 

 red wiJh fine crimson- 

 purple spots 27. Williamsii 



DDDD. Pitchers like ddd, hut peri- 



.stome more or le.-<s elevated 



behind into a neck, or widely 



expanded. 



E. Peristome elevated into a 



slight neck behind 28. Chelsonii 



EE. Peristotne drrated into a 



high neekhihind 29. intermedia 



EEE. Peristome elevated into a 



high widening neck 30. Rafflesiana 



EEEE. Peristome oblique, widely 



expanded laterally 31. Dicksoniana 



EEEEE. Peristome expanded, ele- 

 vated into a neck behind. . . 32. edinensis 

 cccccc. Longitudinal veins of lamina 

 7-12: Ivs. xtalkcd. 

 D. Lvs. non-decurrent. 



E. Pitcher-wings narrow or [phora 



nerved 33. Phyllam- 



EE. Pitcher-wings prominent. .34. coccinea 

 DD. Lvs. slighthi diTurrent. 



E. St. finolhi glahrous: pitcher- 



wingii expanded 35. Kennedyana 



EE. .Si. hairy 36. Rowanae 



DDD. Lvs. decurreni. 



E. The lvs. greenish red or red 



below 37. madagas- 



EE. The lvs. of a peculieir dark (cariensis 



green: two strong peristome 



spines below lid 38. bicalcarata 



BB. Lid with keel, spur or bristles within. 

 c. The lid with basal keel only. 

 V. Lvs. hairy. 



E. Color of pitchers yellow or 



greenish red 39. Veitchii 



EE. Color of pitchers yellowish 

 green with purple spots: 

 lamina usually peltate. . .43. Dyeriana 



DD. Lrs. glabrous (except margin in 

 .V. WilUi). 

 E. Pitchers green, purple- 

 spotted 40. alata 



EE. Pitchers crimson-purple . . .41. Rajah 

 EEE. Pitchers brownish red, pur- 

 ple-spotted 42. nobilis 



EEEE. Pitchers tubular, pale green. .44. Wittei 

 EEEEE. Pitchers crimson: lvs. trun- 

 cate at both eruis 45. truncata 



CO. The lirl with median keel only. .40. stenophylla 

 ccc. The lid with basal keel and sub- 

 apical spur. 



D. .S'(. glabrous 47. maxima 



DD. St. hairy 48. Tiveyi 



cccc. The lid with apical spur only . . . .49. Balfouriana 



ccccc. The lid with long rough bristle 



ha irs within 50. Lowii 



cccccc. The lid with shining bristle hairs 



within 51. Macfarlanei 



1. ampuUaria, Jack. Hriglit green, st. and lvs. when 

 young msty-hairy: pitcher.s small, green or with few 

 purple spots; peristome broad, obliquely inclined 

 iuward; lid .snuill, reflexed. Malava, Sumatra, Borneo, 

 New Guinea. B.M. 510'J. I. H. 24:272. F.S. 22:2325. 

 — .\n inl cresting type, easy of growth, and often pro- 

 d\icing dusters of small pitchers. 



2. albo-marginata, Lobb. St. and Iv.s. white-tomen- 

 ti>se when young: pitchers tubular, dull green with 

 abundant purjile blotches or areolations; peristome 

 bounded below externally bv a white collar. Malava, 



Sumatra," Borneo. G.C. 1872:541, 

 542. F.S. 22:2:543, 2344.— Grows 

 in stiff moist clay in native home 

 (Burbidge), but difficult iinder cult. 

 A variety with deej) purple pitch- 

 ers is grown as A'. dlbocUtcta var. 

 rubra. 



3. cincta, Mast. (A^. Norlhiana x 

 N. (ilho- inargiiiata). Lvs. thick, 

 deeply amplexicaul, decurrent: 

 pitchers 13-10x1-3 in., dimorphic, 

 lower venfricose in inferior, cylin- 

 dric in .superior half, upper cyhndric 

 to fimnel-shaped, green flushed with 

 red and richly purple-blotched ; per- 

 istome bounded below by brownish 

 white felted collar. G.C. II. 21: 

 576. R.B. 21, pp. 268, 269. Gn. 

 W. 4:101. — A vigorous and strik- 

 ing natural hybriil got from .seeds 

 collected by Burke. In all charac- 

 ters nearly intermediate between 

 parents. 



4. Northiana, Hook. f. (A'^. spiiria, 

 Beck). Robust, bright green: lvs. 

 amplexicaul, deeply decurrent, ses- 

 sile, thick herbaceous, apex peltate: 

 pitchers 3-14 x 1-4 in., dimorphic; 

 lower sub-ovate, pale green with 

 purple spots, upper funnel-shaped 

 with recurved base, richly purple- 

 spotted ; peristome widely expanded. 

 Borneo. G.C. II. 16:717. Gn. 23: 

 492 (as N . Morganiae) . J.H.S. 21: 

 236. Gn.W.4:105. J. H. 111.44:127. 

 — Difficult of growth but with lovely 

 large pitchers. It has been used as 

 parent for some fine hybrids. 



5. mixta, Mast. (A'. Norlhiana x 

 N. m/ixima). Lvs. amplexicaul, 

 deeply decurrent, petiolate, elliptic 

 with peltate apex: pitchers 3-12 x 



2463. Three old-time 

 nepenthes. 



Much confused in 

 collections and diffi- 

 cult to distinguirth : jV. 

 phytlamphora above, 

 jV. ktuiainna in tlic 

 middle, A^. distil- 

 latoriu below. 



13'l-3> 



ventricose - cylindric, 

 yellow-green and sparsely purple- 

 sjiotted below, abundantly flecked 

 with large spots above; wings nar- 

 row, or absent below, expanded and 

 fringed higher; peristome rich pur- 

 ple. G.C. III. 13:47. G.Z. 20:145. 

 G.M. .36:7.54. F.E. 16:447. G.W. 10:.527; 14:293.— 

 One of Tivcy's best hybrids that makes a strong 

 growth, flowers readily, and has been a parent for some 

 even finer hybrids. 



6. sanguinea, Lindl. Lvs. sessile, deeply amplexicaul, 

 thick, herbaiteous, oblnng-lanceolate: pitchers 3-10 x 

 2-3 in., ventricose-cylindrie to cylindric, bright red 

 to reddish green, wings expanded fringed, or narrow 

 plain; peristome laterally expanded. G.C. 1849:580; 

 1872:541. F.S. 22:2343. F.M. 1874:128. Gn.W. 24:. 



