1116 



ODONTOGLOSSUM 



21. NevadSnse, Reichb. f. Pseudobulbs ovate, acumi- 

 nate: Ivs. liiH-nr-lunceolate, base narrow, keeled: sepals 

 and petals similar, lanceolate, long-aciiminate, dark 

 brown with a g:oldeu margin, fiiitsi.le dark green; limb 

 of the labellum wide, hastatr, .Irilrxr .1, fimbriate, white- 

 spotted; apex acute, subiii'invi .1. ;i|.|icndage on the 

 claw bifld. Spring. Colombia. \.\l.\'-Ary. Gn. 19, p. 

 425; 32, p. 589; 39, p. 250. G.C. II. lt!:461; 24:201.- 

 A showy plant, with slender, arching, 6-10-fld. panicles, 

 and fls. 3-4J^ in. across. 



22. Sanderiinum, Reichb. f. Resembling O. Neva- 

 dense. Fls. stellate; sepals and petals lanceolate, acu- 

 minate, yellow, with numerous chocolate-brown mark- 

 ings; labellum cuneate, panduriform, apiculate, toothed, 

 white or pale yellow, with a purple blotch in front; 

 lateral lobes erect. Karly spring. Trop. America. — Free- 

 flowering. 



23. triilmphans, Reichb. f. Pseudobulbs 3-4 in. long: 

 Ivs. oblong laiircolate, 1-lH ft. long: scape arching, 

 branched and niaiiy-fld., 2-3 ft. long: fls. 3^ in. across; 

 sepals and petals lance-oblong, subacuminate, undulate 

 yellow, blotched with deep crimson -brown; labellum 

 ovate, cordate, acute, toothed and undulate, white with 

 a roseate tip; crest of yellow or -K-hite teeth. March 

 April. Colombia. I. H. 16:609. G.C. 1807:516; II 

 24:205; 25:141; III. 27:213 (var.). R.B. 18:121. G.M 

 34:89. F. 1877:217. 



24. aspirsum, Reichb. f. (O. maculdtum. La Llave A^ 

 Lex. X O. i?os.sij,Lindl.). Natural hybrid. Lvs. oblong 

 acute: raceme few-fld. : sepals ligulate, acute, keeled, 

 pale yellow, mottled with numerous brown blotches, 

 petals oblong, acute, much broader, similar in color, 

 labellum with a cordate, acute blade wholly whitish 

 callus, toothed, yellow, with brown lines, pubescent 

 Feb., March. — Free-flowering. 



25. crist&tum, Lindl. Lvs. linear-lanceolate, a little 

 shorter than the many-fld. s.apc: sepals and petals 

 lanceolate-acuminate, yellow, s|i.iii..ci with brown; label 

 lum oblong-lanceolate, whit I ■; a|» \ aii.l margin brown 

 with purple strise, with a digitatr crest on the disk 

 wings of the column semi-ovate or subquadrate. Peru 

 I.H. 17:21. — Var. Day&num, Reichb. This is colort I 

 like the type, but the lip is rhomboid, apiculate, sei 

 rate, and " the teeth of the crests on the labellum 

 cross each other like the bristles on the nearly closed 

 leaf of Dioniva muacipula. 



26. corditum, Lindl. Pseudobulbs oblong, 1-lvd. : Iv 

 oblong, acute, (;-,S in. long: fls. large and haiidsuni 

 with the sepals and petals yellowish green, rielil 

 blotched Willi brown ; labellum cordate, acuminali_ 

 subcrenate, white, with a purplish crest at base and 

 spotted with brown on the limb; sepals lance-linear, 

 acuminate; petals broader and longer, undulate. Mexico 

 B.M. 4878 (asO. moci(!«N»i). I.H. 26:355. P.M. 13:147 

 Gn. 27:475. P.C. 3: 100. -Stem 2-3 feet high: few or 

 many-flowered. 



27. Bictonifinse, Lindl. Pseudobulbs oblong, 2-3 in 

 long, 'i-IMyd. : Ivs. 1 ft. long, ensiform, undulate, 

 spreading: raceme 3 ft. long: Hs. 1J4 in. across; sepals 

 and petals subeijual, linear-lanceolate, greenish yellow, 

 blotched with brown; claw of the labellum bilamellate, 

 blade cordate, acuminate, undulate, white or roseate. 

 Autumn. Guatemala. B.M. .3812 (as Zygopetahtm 

 A fricannm ) . — This was the fir.st Odontoglossum to reach 

 England in a living state. It is free-flowering, but not 

 as good as plants subsequently introduced. Var. Album, 

 Hort. Like the type, but labeilum pure white instead of 

 wine-red; sepals and petals brown. I.H. 19:91. 



Var. splindens, Ch. Lem. Labellum rose-lilac; other 

 segments spotted. Seems to be like the type, with more 

 pronounced color. I.H. 12:449. 



28. ha8tiia.bium, Lindl. Lvs. linear-oblong: scape 

 lX-2ft. : bracts long, deciduous: fls. numerous, large, 

 handsome, varied with pale green, purple and white, 

 fragrant; sepals and petals spreading, lanceolate, very 

 acuminate, pale green, with transverse purple dots and 

 lines; labellum large, the lateral lobes forming 2 horns 

 at base, the central one with a purple, crested claw, and 

 orbicular-ovate, white, acute blade : column slender, 

 winged, purple. Summer. Colombia. B.M. 4272. 



ODONTOGLOSSUM 



SECTION III. 



A. Column without wings 29. ramosissimum 



AA. Column with 2 spreading awns. 'M. naevium 

 31. cirrhosum 

 AAA. Col mini iihiririrrhose : si'g- 



iiiriits hniniiliiie 32. Kuckerianum. 



AAAA. Cut II III II ii-itli (imtiriate or 

 toothed wings: segments ovate 



or rhomboid 33. nobile 



34. crispum 



29. ramosissimum, Lindl. Lvs. linear-obloug, acute» 

 1 ft. long: panicle much branched and many-fld., 2 ft. 

 long: fls. 2 in. across, white, spotted with pale purple 

 or violet ; sepals and petals very undulate, narrowly 

 ligulate, the latter wider ; labellum rhomboid, acumi- 

 nate, cordate at base, crested, tomentose. March, Apr. 

 Colombia. J. H. III. 29:77. I.H. 40:170 (var. coeUste, 

 Linden & Rod.). — A distinct and beautiful plant whose 

 fls. have been likened to large spiders. 



30. naevium, Lindl. & Paxt. Pseudobulbs oblong: 

 Ivs. thin, lanceolate: panicle erect, arching, much 

 branched, bearing numerous star-shaped fls, : sepals 

 and petals 2 in. long, narrowly lanceolate, lie,'iiitifully 

 crenate-undulate, white, profusely spotte.l wiih rose- 

 purple; labellum .shaped nearly like the intals, sljerter 

 and broader, with 2 large crests on the vellow base. 

 May, June. Colombia. F.S. 6:594. G.M. 31:559.- 

 Closely allied to O. cirrhosum. 



31. cirrhdsum, Lindl. Pseudobulbs lanceolate, com- 

 pressed. J-:) ill. long: Ivs. 4-6 in. long, linear-eiisifurm, 

 leathery: paiiiide often over 2 ft. long, drooping or in- 

 clined: fls. 3 in. across, snow-white, blotched with crim- 

 son or brown, ba.se of the labellum yellow, with brown 

 lines at the sides; sepals narrowly lanceolate, ending in 

 long, curved points; petals wider; labellum two-thirds 

 the length of the petals, with 2 ciliate lateral lobes and 

 a narrow acuminate middle lobe. Apr., Mav. Ecuador, 

 Peru. B.M. 6317. I.H. 25:.301. Gt. 41:138,3. Gn. 9, p. 

 401; 16, p. 19. G.C. II. 5:501, 503; 9:181; 25:12. F.M. 



