2324 



ODONTOGLOSSUM 



ODONTOGLOSSUM 



15. constrictum, Lindl. Lvs. linear-lanceolate, elon- 

 gate: panicle long, slender, loosely branched; fls. 

 1-1 % in.; sepals and petals nearly similar, oblong- 

 lanceolate, acuminate, bright yellow, blotched with 

 orange-brown; labellum fiddle-shaped, with rounded or 

 truncate, apiculate blade, white, with a rose-colored 

 blotch on each side, toothed. Venezuela. B.M. 5736. 

 Small-fld., but a profuse bloomer, often bearing 4-5 

 many-fld. panicles 1-1 H ft. in length. Var. castaneum, 

 Hort. Spots on sepals and petals covering nearly the 

 entire surface. I. H. 35:66. 



16. Hallii, Lindl. Lvs. a foot long, ensiform, nar- 

 rowed at the base: scape 1-2 ft. long, with a many-fld. 

 raceme of equal length; fls. 3 in. across; sepals and petals 

 spreading, subsimUar, oblong-lanceolate, long-acumi- 

 nate with recurved points, golden yellow, with trans- 

 verse bands and spots of yellowish brown; labellum 



2562. Odontoglossum 

 crispum. (XH)- No. 34. 



white, with a blood-red spot on the middle lobe and few 

 epots on the lateral ones, erose-dentate, midlobe emar- 

 ginate, with a short awn in the sinus, with 2 spinous 

 crests on the claw. July. Ecuador. B.M. 6237. I.H. 

 18:58. F.S. 17, p. 81. G.C. 1865:962; II. 25:140. 

 The spots on the labellum are sometimes scattered. 



17. Iseve, Lindl. (0. Rdchenheimii, Lind. & Reichb. 

 f.). Lvs. 6^10 in. long, oblong-lanceolate: sepals and 

 petals oblong-linear, acute, plane, yellow, blotched with 

 cinnamon; labellum smaller, white in front, violet on 

 the upper half. Spring. Guatemala. B.M. 6265. I.H. 

 6:213. B.R. 30:39. Plants bear 4-6 strict, stout pani- 

 cles, 3 ft. long, with numerous fls. 2 in. diam. Not 

 much esteemed. 



18. Wallisii, Lind. & Reichb. f. (0. belMum, Hort.). 

 Lvs. linear-lanceolate: sepals and petals ligulate, honey- 

 colored, marked with brown streaks; labellum white, 

 with a violaceous anterior part and marked with similar 

 streaks at the base, with 3-falcate calli on the base. 

 Dec. Colombia. I.H. 18:56; 38:127 Elegant, with 



slender, drooping, mostly unbranched racemes, bear- 

 ing few large fls. 



19. tripftdians, Reichb. f. & Warscz. Lvs. 7-9 in. 

 long, linear-lanceolate: raceme stiff, erect, longer than 

 the Ivs., 8-10-fld.; fls. 2 in. across, dull yellow-green on 

 the back; sepals oblong-acute or subacuminate, dark 

 brown, with yellowish green tips and bases; petals simi- 

 lar, with yellowish bands; labellum short, panduriform, 

 as long as the segms., white, with rose-colored blotches, 

 with about 10 keels radiating from the disk; lateral 

 lobes rounded, crenulate; central lobe subreniform, 

 erose-dentate. Peru. B.M. 6029. F.M. 1876:208; 

 1880:407. O. 1909, p. 28. 



Var. Harryanum, Reichb. f. Sepals and petals almost 

 blackish inside, tipped with light yellow, with a few 

 similar marks at the base of the petal; labellum 

 light yellow, with the base covered with rich mauve 

 purple. 



20. Harryanum, Reichb. f . Lvs. about 2, oblong-ligu- 

 late, obtuse, 6-12 in. long: raceme up to 3 ft. long, bear- 

 ing 6-12 large fls.; sepals and petals ligulate-oblong, 

 acute, wavy, brown with irregular, transverse, greenish 

 yellow markings; the petals project forward; labellum 

 large, flat, undulate, somewhat panduriform, lower half 

 white, changing to yellow ; upper half brownish marked 

 with mauve lines and having about 7 serrated crests; 

 column with 2 very small toothed wings. Colombia. 

 Gn. 33:76. G.C. III. 2:169. Same as var. of No. 19(7). 



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

 nate: Ivs. linear-lanceolate, base narrow, keeled: sepals 

 and petals similar, lanceolate, long-acuminate, dark 

 brown with a golden margin, outside dark green; limb 

 of the labellum wide, hastate, deflexed, fimbriate, white- 

 spotted; apex acute, subincurved, appendage on the 

 claw bifid. Spring. Colombia. I.H. 17:45. Gn. 19, p. 425; 

 32, p. 589; 39, p. 250. G.C. II. 16:461; 24:201. G. 

 16:415. A showy plant, with slender, arching, 6-10- 

 fld. panicles, and fls. 3-4J/-2 in. across. 



22. Sanderianum, Reichb. f. Resembling 0. 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. Early spring. Trop. Amer. Free- 

 flowering. 



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

 Ivs. oblong-lanceolate, 1-1 M ft- long: scape arching, 

 branched and many-fld., 2-3 ft. long: fls. 3-4 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 white teeth. March, 

 April. Colombia. I.H. 16:609. G.C. 1867:516; II. 

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

 34:89. F. 1877:217. G. 28: 185. 



24. aspersum, Reichb. f. (0. maculatum, La 

 Llave & Lex. x 0. Rdssii, Lindl.). Natural hybrid: Ivs. 

 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. cristatum, Lindl. (Onddium cristatum, Beer). 

 Lvs. linear-lanceolate, a little shorter than the many-fld. 

 scape: sepals and petals lanceolate-acuminate, yellow, 

 spotted with brown; labellum oblong-lanceolate, white; 

 apex and margin brown, with purple striae, with a 

 digitate crest on the disk; wings of the column semi- 

 ovate or subquadrate. Peru. I.H. 17:21. Var. Day- 

 anum, Reichb. This is colored like the type, but the 

 lip is rhomboid, apiculate, serrate, and the teeth of the 

 crests on the labellum cross each other like the bristles 

 on the nearly closed leaf of Dionxa muscipula. 



