CYPRIPEDIUM 



CYPRIPEDIUM 



433 



small bract ; upper sepal white, 4-angled, appearing as 

 if inserted at one of its angles, about 15-nerved, outer 

 nerves carmine-purple, others metallic green; margins 

 strongly reflexed; lower sepal greenish with white mar- 

 gins, veined with green: petals subspatulate, greenish 

 a~ base, dotted, becoming purplish toward the apices, 

 veined with deep metallic jrreen ; labellum brown-purple, 

 infolded portion with raised dots ; staminode crescent 

 shape. Autumn. China. B. M. 4901. R. H. 1858, p, 182 : 



1883, p. :;:>:;. 



4. callosum, Reichb. f. Lvs. ovate-oblong, obscurely 

 tesselated, pale beneath: scapes reddish brown; upper 

 sepal about 3 in. across, unevenly reflexed, slightly con- 

 cave at base, and translucent ; blush ground color 

 veined with green, upper part white-margined, suffused 

 with rose mauve ; veins carmine -purple toward the apex; 

 petals oblique, recurving, pale green at base, pale rose- 

 mauve at and toward the extremities, upper margin with 

 several blackish warts, ciliate ; labellum dull reddish 

 brown, infolded lobes greenish, with red-brown, shiny 

 warts ; staminodium crescent-shaped. February and 

 March ; also at other seasons. Siam. R, H. 1888:252. 



Var. Sander ae, Hort. An albino form of the species, 

 with no trace of rose-mauve or purple. The fls. are 

 white and delicate green. 'J. H. III. 28: 423. 



5. Lawrenceanum, Reichb. f . Lvs. oval-oblong, nearly 

 1 ft. long, tessellated with yellowish and dark green: 

 scapes tall, reddish brown, sometimes 2-fld. : fls. large; 

 upper sepal orbicular, white, with broad carmine -purple 

 veins, which are greenish at the base; lower sepal 

 small; ovary long, subtended by a small bract; petals 

 purplish at and toward the apices, otherwise greenish, 

 provided with black warts along the margins ; labellum 

 dull brown-purple; staminode broadly crescent-shape. 

 April-July. Borneo. B. M. 6432. I. H. 30:478. F. S. 

 23:2372. G.C. III. 21: 291. 



The following are forms of C. Lawrenceanum: . Abbotidnum. 

 Fls. large, with deep crimson veins on the upper sepal. Atro- 

 purpureum. A dark form, upper sepal with deeply colored 

 veins. A urtculum. Colordtum. Veins deep colored, the inter- 

 spaces suffused. Giganteum. A variation from the type in the 

 large size of the fls. Grande. Hyednum. Upper sepal veined 

 with green; petals green; labellum green. G.C. III. 21: 37. 

 Lindeni. Magnificum. Marmordtum.Nlgrum. Pictum. 

 Pitcheridnum. Pleioleucum. Upper sepal white, with only a 

 few colored veins. Purpurdscens. Rbseum. Superbum. 

 Virescens. 



cc. Upper sepal veined with green, but slightly if at 

 all veined with crimson; petals more or less 

 spotted or dotted. 



6. Argus, Reichb. f. (C. barbatum, var. Argun, Hort. 

 C. Pitcheridnum, Hort.). Lvs. oblong-lanceolate, about 

 6 in. long, pale green mottled with deeper green: scape 

 long, reddish brown: ovary subtended by a small bract; 

 upper sepal broadly ovate, acuminate, dotted at base, 

 veined with green, the longer veins sometimes purplish: 

 petals oblong, undulate, deflexed, pale green tinged with 

 purple at the apices, irregularly spotted with blackish 

 warts: labellum dull brown-purple, greenish beneath; 

 infolded lobes purplish, spotted with deeper purple; 

 staminode crescent - shaped. March, April. Luzon, 

 Philippines. B.M. 6175. A.F. 3:179. 



7. ciliolare, Reichb. f. Lvs. oblong, pale green, tessel- 

 lated with dark green: scapes tall, reddish brown: ovary 

 subtended by a small bract; upper sepal broadly ovate, 

 acuminate, ciliate on the margins, blush white at base, 

 otherwise white, veined with green; petals ligulate, de- 

 flexed, recurved, with long marginal hairs, greenish at 

 base, becoming pale mauve at and toward the extremi- 

 ties, thickly dotted with blackish warts; labellum dull 

 brown-purple; infolded lobes yellowish, with reddish 

 brown warts; staminode reniform. April-July and 

 even later. Philippine Islands. I.H. 31:530. G.C. III. 

 21:348. 



8. supSrbiens, Reichb. f. (C. Veitchidnum, Lena.). Lvs. 

 oval-oblong, about 6 in. in length, yellowish green, mot- 

 tled with deeper green, pale beneath: scapes tall, green- 

 ish: ovary subtended by a small bract; upper sepal 

 broadly ovate, whitish, evenly veined with green; petals 

 deflexed, almost drooping, ligulate, hairy-margined, 

 white, suffused with pale rose, tinged with reddish 

 brown at base, veined with green and copiously dotted 



28 



with reddish brown; labellum dull brown-purple; in- 

 folded lobes brighter, with raised dots; staminode reni- 

 form-subrotund, horns straight. June, July. Malay 

 Peninsula. I.H. 12:429. F.S. 19:1996. A.F. 7:707. R, 

 H. 1871, p. 596. 



9. Curtisii, Reichb. f . Lvs. broadly oval oblong or 

 narrowly oblong, pale green tessellated with darker 

 green, pale beneath: scapes about 1 ft. high, reddish 

 brown: ovary subtended by a small bract; upper sepal 

 iisproportionately large, broadly ovate, greenish with a 

 white margin, tinged with brown-purple at the base, green 

 veined with brown and green: petals ligulate, deflexed, 

 dull brown-purple or brownish green at the base, veined 

 with green, pale along the median vein, and thickly 

 dotted with red -brown; margins ciliate; labellum large, 

 dull reddish brown, infolded lobes paler, dotted ; stami- 

 node reniform. May-July. Sumatra. A.F. 6:557. Gng. 

 1: 41. C. ciliolare and C. superbiens are very closely 

 related. 



10. tonsum, Reichb. f. Lvs. ovate-oblong, pale green 

 conspicuously maculate with dark green, pale beneath 

 or spotted toward the base : scapes 12 in. or more long, 

 brownish green: ovary pale green, subtended by a small 

 bract ; upper sepal broadly obovate, with wide base, ab- 

 ruptly acuminate, whitish, often with blush rose suffu- 

 sion; veins green; petals broad, devoid of marginal hairs, 

 oblong ovate or subspatulate, green, median nerve paler 

 green, with a row of large reddish brown spots, other 

 veins brownish, giving a tinge of brown to adjacent 

 tissue ; labellum large, compressed dorsiventrally, 

 brownish; infolded lobes pale yellowish green, with 

 raised pale dots; staminode crescent-shaped, the horns 

 strongly oblique. Autumn. Mountains of Sumatra. 



11. venustum, Wall. Lvs. oblong, dull purple beneath, 

 upper surface pale green, marbled with dark green: 

 scapes about 8 in. tall: ovary subtended by a bract 

 which sheaths it for half its length; dorsal sepal ovate, 

 white veined with green; petals green at base, dull 

 purple toward the extremities, provided with several 

 blackish warts ; labellum pale green, conspicuously veined 

 with emerald -green, infolded lobes paler ; staminode 

 crescent-shaped. January-March. India. B.M. 2129. 



ccc. Upper sepal distinctly veined with green: spots 

 on the petals, if any, few. 



12. Dayanum, Reichb. f. (C. Petri, Reichb. f.). Lvs. 

 oblong, pale green, remotely cross-veined with dark 

 green, pale beneath : scapes reddish brown ; upper sepal 

 ovate, acuminate, whitish, veined with green, upper 

 margin recurved; petals brownish green at base, salmon- 

 pink toward the apices, upper margins obscurely spotted, 

 ciliate with dull crimson hairs ; labellum roughish, dusty- 

 looking, infolding portion greenish, with dull crimson- 

 brown warts ; staminode oblong. Borneo. May, June. 

 F.S. 15:1527. 



13. Javanicum, Reinw. Lvs. oblong, pale, maculate 

 with dark green: scape greenish, 1-or 2-flowered: ovary 

 subtended by a small bract ; upper sepal ovate acuminate, 

 greenish white veined with green, lower margin reflexed ; 

 petals oblong, greenish, with fine blackish dots, becom- 

 ing purplish or pale rose color at the apices, ciliate on 

 the margins; labellum darker green than the petals, in- 

 folded lobes pale green, but variously dotted; staminode 

 reniform -subrotund. Java. Var. virens, Hort., is 

 smaller, the green color more pronounced. 



cccc. Upper sepal not distinctly veined with green, but 

 more or less with purple. 



14. Mastersianum, Reichb. f. Lvs. oblong, remotely 

 tessellated: scape tall, brown-purple, ovary subtended 

 by a short bract; upper sepal orbicular, acute, bright 

 green with a greenish white or yellowish border, veined 

 with greenish brown; petals spreading, brownish, paler 

 at and toward the base, and provided with blackish 

 warts on the upper margin and median vein; labellum 

 large, brownish, infolded lobes paler, with dull purple 

 spots ; staminode crescent-shaped, horns converging. 

 Java. G.C. III. 15: 593; 25: 274. B.M. 7629, as a Paphio 

 pedilum. 



15. Hodkerae, Reichb. f. Lvs. variegated dull green 

 and greenish white, pale beneath, ovate oblong: scapes 

 tall, slender: upper sepal rotund, acuminate, green, with 



