1114 



ODONTOGLOSSUM 



Section IV. Plants manifestly of dwarf habit: 

 fls. few, in slender racemes, with the scape (and 

 often the whole inflorescence) shorter than the 



Ivs., rarely exceeding them Species 35-44 



AAA. Fls. dark purple. 



Section V. Fls. numerous, small, in large, 

 branched panicles Species 45 



SECTION I. 



A. Labellum reniform, lar- 

 ger tliini the rest of the 

 fldwrr 1. Londesboroughianum 



A. Lnbellum obloiiij or fin,- 

 .shaped, shorter than 

 the .lepals: apex 



irgi 



■ite. 



. Apex rounded or emar- 

 ginate. 



. Sepals sub-rotund 2. brevifolium 



. Sepals oblong to lanceo- 

 late. 



. Column with S blunt 



auricles 3. grande 



4. Schlieperianum 



. Column with S cirrhoits 



teeth 5. Insleayi 



. Apex acute 6. Coradinei 



7. Lindleyauum 



. Labellum r a rio n a I y 

 shaped, fimbrintelif 

 toothed, and having a 



14. odoratum 



1. Londesborougiiijknuin, Reichb. f. Pseudohulbs 

 roundish ovate, 1-2-lvd.: raceme 3-6 ft. long, bearinf; 

 as many as 30 fls.: sepals oblong, uudulati . a[.i.ul:iti'; 

 petals obtuse, apiculate, wider; both li^'lit \ . I1m>. . vv itl, 

 many abrupt, narrow, concentric Ih-mwh ni.nkuiL'^: 

 blade of the labellum extending beyoml ih.' s,.|iaN. nv,r 

 1 in. across, light yellow, with few brown blutcln-s at 

 base. Autumn. Mex. I. H. 30:497. Un. 16, p. 502. 

 F.M. 1877:240. -.\ distinct plant resembling an Oncid- 

 ium. Var. pardlnum, Hort. Lip profusely dotted with 

 brownish crimsun. Gn. 16, p. 503. 



2. brevifdUum, Lindl. (O. corondri urn, Hort.). Plants 

 with b-atlicrv. ovate-oblong, spreading Ivs. and erect 

 racenii<, about 1 ft. high, bearing 10-20 fls. •>-2% in. in 

 diameter: sepals subrotund - unguiculate, undulate: 

 petals similar, smaller; labellum smallerthan the sepals, 

 c'uneate-emarginate, yellow in front, marked about the 

 column with yellow and purple, with a 3-toothed tubercle 

 on the base. Colombia. I. H. 21:170. G.C. II. 24: 177; 

 111.18:489; 19:79. G.M. 34:819; 38:127. 



3. giinie, Lindl. Baby Orchid. Fig. 1509. Pseudo- 

 bulbs 2-lvd. : Ivs. broadly lanceolate: scape few-fld., twice 

 as long as the Ivs.: sepals lanceolate, the lateral ones 

 keeled, yellow, banded with rich reibli-li IriAn i.it-; 

 petals oblong, broader, obtuse, subuiMi ' i . I 

 low; labellum almost rotund, apex sli:,l ' _ i it'\ 

 yellow, banded and spotted with ru-ii ,. ..n. ■!!.■- . nrj.l 

 with a large-lobed tubercle on the eiaw. .■Viiiumu. 

 Guatemala. B.M. 3955. P.S. 1:24-26. P.31. 8:49. 

 Gn. 48, p. 219; 51:1105. G.C. III. 17:41 (abnormal fls.). 

 —A magnificent species with half-drooping racemes a 

 foot long, bearing few large, brilliantly colored fls. 5-6 

 in. in diameter. Fig. 1509 isredrawnfrom"TheGarden." 



4. Schlieperiinum, Reichb. f. {O. Insleayi, var. ma- 

 erdnthum, Lindl). Fls. on erect racemes, pale yellow. 



ODONTOGLOSSUM 



blotched and barred with deeper yellow mostly on the* 

 lower half of the segments. Autumn. Costa Rica. 

 G.C. 1865:1082; II. 25:269. F.S. 17, p. 78. -Resembles, 

 a small pale O. grande, but flue for summer flowering. 



5. Insleayi, Lindl. ( Oncidium Insleayi, Barker) . Lvs. 

 leathery, oblong, shorter than the raceme : fls. 3K-4 in, 

 across, yellow, spotted with brown, borne in a stiff, 

 erect raceme; sepals and petals oblong, undulate, nearly 

 equal ; labellum shorter, ovate, retuse, sagittate and 

 tuberculate at base, orange-yellow, spotted with reddish 

 brown. Oct.-Dec. Mex. F.S. 1:49. Gt. ,39, p. 474.- 

 Free-flowering. Resembles O. grande. Var. spl^ndens, 

 Reichb. f. Fls. larger, labellum and segments clouded 

 with brown, yellow only at the tip. Gn. 25:428. G.C. 

 11.25:305. \"ar. leopardlnum, Hort. A highly colored 

 form. Segments pale yellow, heavily barred with chest- 

 nut-brown. R.B. 14:61. 



6. Coradinei, Reichb. f. (O. Lindleyanum, Reichb. f. 

 and Warsz.x O. crispum, Lindl.). A supposeil natural 

 hybrid with the habit of O. crispum. Raceme arching, 

 few-fld. : fls. stellate, 3 in. across, dark sulfur color, with 

 few chestnut-brown spots; sepals and petals oblong, 

 acuminate, undulate ; labellum shorter, oblcmgacute, 

 whitish, with a large oblong red-brown blot.li mar tin- 

 center and several smaller ones ou tip di-k; .n st 

 3-toothed on each side. Resembles ('. i ,'>,t,i,i,li<ii,s. 

 but of more slender growth. Wintir. r,.l,,nil,i;i. 

 G.C. 1872:1068; 11.24:200; 25:269; III. L':i ::;i:., - \ai\ 

 9up§rbum, Hort. A more robust var. with n.hU r,,lMir,l 



lis.: |.aiii.-le much branched, 2 ft. long. Mr\ \;,r. 



grandiflorum, Reichb. f. Fls. yellow, bh.trlird an. I -|."i 

 ted with dark brown, large and handsojue. (_'ulninl>ia. 



7. Lindleya.num, Reichb. f. and Warsz. Lvs. linear: 

 raceme lax: fls. 2-3 in. across, thin; sepals and petals 

 yellow, blotched and striped with brown; lateral lobes- 

 of the labellum small, white, with purple spots; middle- 

 lobe red-brown, tipped with yellow. Spring. Colombia. 

 — A variable species, supposed to be the parent of many 

 hybrids. 



8. luteo-pnTpilTeum, Lindl. Lvs. ensiform, narrowed 

 at base: fls. showy, 2-3 in. across, in a robust horizontal 

 raceme ; sepals ovate-oblong, undulate, brownish purple, 

 with a yellow margin; petals similar, toothed and spotted 

 with purple brown ; labellum quadrifld, cordate oroblong, 

 fimbriate yellow, spotted with purple and rose; crest on 

 the claw pectinate. Winter and spring. Colombia. 

 G.C. 11.21:585; 25:140.-Owing to its wide geographical 



1509. Odontoglossum grande. 



scope, this species is extremely variable. A very mixed 

 progeny has resulted from the crossing of this with other 

 species, and the intermixture of the descendants. Var. 

 radiitum, Hort. (O. radi&tiim. Reichb. f.). Sepals and 

 petals nariow, yellow, heavily spotted with dark brown;. 



