2464 



PAPHIOPEDILUM 



PAPHIOPEDILUM 



green, mottled above with grayish green, below spotted 

 with deep crimson: scape shorter than Ivs., l-or2-fld.; 

 fls. pale yellow, dotted with purple; sepals and petals 

 ciliolate; dorsal sepal nearly orbicular; petals broadly 

 oblong-elliptic, deflexed; lip small, nearly cylindric, 

 somewhat laterally compressed. Autumn. Moulmein. 

 B.M. 5513. G.C. 1865:626; II. 19: 19; III. 9:501. I.H. 

 12:444. F.S.22:2321. G.Z. 30:97. Var. chlorophyllum, 

 Pfitz. Lvs. concolored, not mottled: fls. with numerous 

 dots. Var. longipetalum, Pfitz. Petals obovate, narrower 

 than and almost twice as long as sepals. Var. Requieri, 

 Pfitz. Larger, with sepals violet-spotted externally. 

 Var. sulphurinum, Pfitz. Fls. sulfur-colored: Ivs. green. 

 Var. tonkinense, Pfitz. (C. tonkinense, Godefr.). Se- 

 pals and petals larger. L. 77. 



4. niveum, Pfitz. (Cypripedium niveum, Reichb. f.). 

 Lvs. up to 6 in. long and 1^ in- broad, dull dark green 

 above, spotted gray-green, lurid purple beneath : scape 

 equaling or longer than Ivs., 1- or 2-fld.; fls. white; 

 sepals and petals ciliolate; dorsal sepal orbicular, con- 

 cave, reddish purple on the back; purple-dotted in 

 front toward the base; petals broadly oblong or nearly 

 orbicular, a little deflexed; lip shorter than sepals and 

 petals. Spring. Loncavi and Tambilan Isls. B.M. 

 5922. G.Z. 19:17. J.H. III. 45:559. Var. Hlbum, Pfitz. 

 Fls. pure white. Var. punctatum, Pfitz. Base of petals 

 densely violet-dotted. Var. reticulatum, Pfitz. Petals 

 purple-reticulated at the apex, the nerves purple- 

 spotted. Other minor varieties are: punctatissimum, 

 Requieri, roseum. 



SECTION II. 



A. Sepals with simple nerves, no cross- 

 nerves. 



B. Length of petals flat, ciliate 5. Rothschild- 



BB. Length of petals twisted, the margins [ianum 



with hair-bearing warts. 

 c. Length of petals 6 in. or less. 

 D. Staminodium pointed in front. 



E. Point a long beak 6. glandulif erum 



EE. Point short 7. praestans 



DD. Staminodium notched in front... 8. philippinense 



cc. Length of petals over 1 ft 9. Sanderianum 



AA. Sepals with the nerves united by slender 



cross-nerves, hence reticulated 10. Stonei 



5. Rothschildianum, Pfitz. (Cypripedium Rothschildi- 

 anum, Reichb. f. C. neo-guineense, Lind.). Fig. 2756. 

 Lvs. up to 2 ft. long and 3 in. wide, glossy green: scape 

 erect, a little exceeding the Ivs., violet, minutely 

 pubescent, the bract yellowish green, ciliate, lined 

 with black-purple; fls. about 5 in. in long diam.; 

 dorsal sepal ovate, acute, ciliolate, about 15-nerved, 

 yellow, lined with black-purple; petals about 5 in. long, 

 twice larger than sepals, linear, 7-nerved, undulate, pale 

 green, purple-spotted; lip about as long as sepals, 

 lateral somewhat compressed, dull purple, the apex 

 yellow. Winter. Borneo and Sumatra. R. 2:61. B.M. 

 7102. V.O. 4:45. G.F. 6:145. A.G. 21:91. G.C. III. 

 27:137. Gt. 51, pp. 486, 487. J.H. III. 60:3. R.B.24:221. 

 Var. Elliottianum, Pfitz. (Cypripedium Elliottianum, 

 O'Brien). Fls. ivory-white, red-lined; petals shorter; 

 Staminodium acutely 2-toothed at apex. Philippines. 

 L. 4:186. J.H. III. 32:55. A.F. 6:557; 7:855. Var. 

 platyt&nium, Hort. Sepals and petals longer and 

 broader than in the type. L. 623. 



6. glandulif erum, Pfitz. (Cypripedium glanduliferum, 

 Blume. C. prtestans, Veitch, not Reichb. f.). Lvs. 

 strap-shaped, up to 8 in. long and nearly 1 in. wide: 

 scape dull purple, 1-fld., scarcely exceeding Ivs., or 

 several-fld. and exceeding the Ivs.; fls. green and rose; 

 dorsal sepal narrowly ovate, acute, about 13-nerved, 

 nearly 1^ in. long; petals about 2J4 in. long, deflexed, 

 lanceolate and long-attenuate from a rhomboid base, 

 twisted, the undulate margins with hair-bearing warts; 

 lip about equaling the petals, the broad claw about half 

 the length of lip, the basal lobes very narrow, involute, 



the sac very short and confined to apex of lip. Sum- 

 mer. New Guinea. 



7. prsestans, Pfitz. (Cypripedium prsestans, Reichb. f. 

 C. glanduliferum, Veitch, not Blume). Lvs. strap- 

 shaped, up to 1 ft. long and 2J4 in. wide: scape about 

 equaling Ivs., black-purple, pubescent, several-fld.; 

 dorsal sepal oblong, acute, about 15-nerved, whitish, 

 purple-lined, yellowish on back, about 2 in. long; 

 petals yellow, about 5 in. long, twisted, cuneate-elliptic 

 and long-attenuate from a narrow base, the undulate 

 margins with hair-bearing warts ; lip a little longer than 

 the sepals, shining, yellow suffused red, the sac later- 

 ally compressed conic. Aug. New Guinea. L. 3:102. 

 I.H. 34:26. Var. Kimballianum, Hort. (Cypripedium 

 pr&stans var. Kimballianum, Hort.). Lines on the 

 sepals broader; petals broader at base, densely red- 

 lined, the warts larger; lip white, rose-suffused. New 

 Guinea. L. 249. 



8. philippinense, Pfitz. (Cypripedium philippinense, 

 Reichb. f. C. Ixvigatum, Batem.). Lvs. oblong-ligu- 



2756. Paphiopedilum 

 Rothschildianum. 



(XM) 



late, up to 1 ft. long, glossy: scape up to 1J^ ft. tall, 

 3-5-fld.; fls. 3 in. largest diam.; dorsal sepal broadly 

 ovate, acute, whitish, striped purple-brown; petals 

 linear, twisted, 5-6 in. long, ciliate, with small hair- 

 bearing basal warts, yellowish at base, passing into 

 dull purple, the apex pale green; lip buff-yellow, lined 

 faintly with brown. April and May. Philippines. B.M. 

 5508. G.C. 1865:914. F.M. 298. B.H. 1867:6. F.S. 

 17:1760,1761. G.F. 3:309. Var. platytamium, Desb. 

 Petals a little longer and twice broader than in type. 

 Var. Cannaertianum, Pfitz. (Cypripedium Cannser- 

 tianum, Lind. C. Roebbelenii var. Canwertianum, 

 Pucci). Lateral sepals not united as in type. 



9. Sanderianum, Pfitz. (Cypripedium Sanderianum, 

 Reichb. f.). Lvs. up to 1 ft. long: scape barely as long 

 as Ivs., purple, pubescent, several-fld.; fls. about 4 in. 

 largest diam.; dorsal sepals broadly lanceolate, concave, 

 acute, ciliolate, pale yellowish green with broad brown 

 lines, pubescent on back; petals linear, twisted, 1^ ft. 

 long or more, ciliate at the broader base, pale yellow 

 margined with brown-purple at base, above this spotted 

 with brown-purple, the remainder, the greater part, 

 dull purple barred or spotted here and there with pale 



