1134 ONCIDIUM 



A. Plants dwarf, scarcely over S 



B. Labellum with S equal lobes. 38. pumilum 

 BB. Labellum with small lateral 



anda4-parted middle lobe. 39. Crista-galli 

 AA. Plants large. 

 B. Wings of the column narroir, 



falcate W- bicallosum 



41. Cavendisliianum 

 .BB. Wings of the column fleshii. 

 rotund, reniform, etc. 

 c. Jjabellum pandurate, with 



triangular lateral lobes .. .V2. Lanceanum 



43. Carthaginense 

 cc. Labellum reniform, with 



small blunt lateral lobes.. U. luridum 



38. pilmilum, Lindl. A small plant about 6 in. high, 

 ■without pseudobulbs, and with oblong, leathery Ivs. : 

 inflorescence a small, branched panicle, scarcely longer 

 than the Ivs. : sepals and petals obovate, yellow, spotted 

 ■with brown; labellum yellow, rounded, trifld. Spring. 

 Brazil. B.iV1.3581. B.K. 11:920. L.B.C.18:1732. 



39. Crista-galli, Rei.-hb. f. (O. hiaifhlium, I-indl., 

 not HBI>;.I. I>vs. r:..lir:U, (•uuiit'"n]i liaulate, 2-3 in. 

 long: H.-sti-ms ><-vir:il, l-'J-ll.l.. sliLrhtlv exceeding the 

 Ivs.: rts. yi/ll<iw, witli t'fw ri'd sp.its at the base of the 

 segments'and labellum; sepals lanceolate, acute; petals 

 oblong, crisp, much wider; labellum large ; lateral lobes 

 oblong-c.uneate; middle lobe divided into 4 lobes, of 

 which the inner 2 are smaller. B.R. 22: 1911. -A very 

 small, neat plant. 



40. hicallftsuin, Lindl. Pseudobulbs none: Ivs. large, 

 oblong-lanceolate, keeled, thick and leathery: panicle 

 many-fld., variable in size: fls.2in.in diam.; sepals free, 

 obovate, concave; petals oblong-obtuse, undulate; all 

 rich yellow or honey-colored, bordered with cinnamon 

 color; labellum with small, narrow lateral lobes, and 

 a pair of tubercles for a crest ; middle lobe large, 

 transversely expanded, emarginate, subcordete. Autumn 

 and winter.' Guatemala. B.JI. 4148. B.R. 29:12. l.H. 

 12 :4,-)8. 



41. Cavendisliianiun, Batem. Pseudobulbs none : Ivs. 

 fleshy, broadly lanceolate, 1-13^ ft. long : scape 4 ft. 

 high, erect, with a dense panicle about 1 ft. long: sepals 

 and petals oblong-obtuse, greenish yellow, with bright 

 chestnut spots; labellum yellow; lateral lobes rather 

 large, spreading, rounded, narrowed to a claw; mid- 

 lobe broadly reniform and deeply emarginate. Guate- 

 mala.— Grows very slowly. 



42. Lance&num, Lindl. Pseudobulbs wanting : Ivs. 

 fleshy, oblong, acute, 1 ft. long and about 3 in. broad: 

 scape stiff, erect, branched above and 1 ft. or more in 

 length: fls. 2-3 in. across, numerous; sepals and petals 

 oblong, obtuse, fleshy, concave, yellow, marked and 

 barred with chocolate-brown or crimson; labellum nar- 

 row in the middle, with the 2 lateral lobes forming a 

 hastate base, middle lobe broadly expanded, cuneate. 

 The color of the labellum is variable, usually rose in 

 front, becoming violet toward the base. Summer. 

 British Guiana. B.R. 22:1887. F.S. 18:1842-43. P.M. 

 4:169. P.C.2:79. G.C. II. 21:609.- Var. Bup^rbnm.Hort.. 

 is described as a superior variety. Var. Louvrexi&num, 

 Hort. [O. Louvre xidntim, Hort.). A var. with yellow 

 fls., prettily spotted and marbled ; labellum yellow at 

 the base, white in front. 



43. Carthaginense. Swartz.(0. fl^^nc?»ma«ni".Lodd. O. 

 rbseum. Lo.1,1. (*. „/i<;«;(KHm, Salisb. O. sangiilneum, 

 Lindl.). Pscucl()l>ulhs obsolete: Ivs. solitary, oblong, 

 aeutish: iianicle 3 ft. long and loose: fls. small, whitish, 

 marked and blotched with red and bordered with yel- 

 low; sepals and petals oblong-ovate, free, waved; label- 

 lum with horizontal, triangular lateral lobes and a fan- 

 shaped middle lobe, crimson, with a yellow border. 

 Summer. Trop. Amer. B.M. 3806 (as O. fi^Knfeaiiiim ). 

 F.C.3:97 (as O. luridum, var. Menchmanni). 



44. Wridum, Lindl. Lvs. elliptical, thick, rigid, dull 

 green, 15 in. long: scape slender. 3 ft. hish, much 

 branched and many-fld.: fls. nearly P . in. in diara., 

 dark green or olive-green, with in^li-tiiM-t .lark, r spots; 

 sepals clawed, undulate, crenatt-. ..i.ni-.-. waiT.--! on the 

 back, the upper one rotund, the oth.-r-; spatiilat.- oblong; 



ONCIDIUM 



petals larger and without warts; labellum reniform, 

 almost plane. 8. Amer. B.M. 3608. B.R. 9:727. -The 

 panicle is said to grow to a height of 9 ft. A var. rdseum, 

 Hort., is said to have rose-colored fls., spotted with 

 white and bordered with yellow. Var. guttitum, Lindl., 

 has yellow fls. spotted with orange. B.R. 25:16. 



45. Papilio, Lindl. Butterfly Orchid. Fig. 1527. 

 Lvs. oblong, very leathery, olive-green, mottled with 

 purplish brown, 6-8 in. long: peduncle 2-3 ft. long, flat- 

 tened and jointed, producing fls. several years in suc- 

 cession: fls. 4-5 in. long and 2% in. across; dorsal 

 sepals and petals erect-linear, with a small lanceolate 

 expanded portion, brown, with bands of yellow; lower 

 sepals lanceolate-falcate, curved downwards, yellow, 

 with heavy bands of brown, labellum pandurate, usu- 

 ally plane, with the middle lobe rounded, transversely 

 broadened, emarginate, yellow, with a broad band of 

 brown around the margin; wings of the column toothed. 

 Fls. at any sea'^on. West Indies. B.M. 279.") and 3733 



I. B.K. n:'J10. L. B.C. 11:1086. : 

 175. — Variable in color of fls. and 

 green on the upper surface. F.C. 1 



9:920. P..M. 



Lvs. sometiii ^ 



F. 1842:49. Var. fickhardti, Linden. All parts 



tlowir v.rv lari,'e; sepals and petals golden yellow, 



l.arrr.l Willi r.,1: labellum yellow, with a broad margin 



..f l.n.wn. l.ll.:in:500. 



4i;. Krameriinum, Reichb. f. This species is much 

 like O. Papilio. Pseudobulbs rounded, 4-7-angled: 

 stem terete: petals and dorsal sepals shorter than in O. 

 Papilio, apex more distinctly dilated; lateral sepals 

 golden vellow, spotted (not banded) with cinnamon- 

 l.r.nvii, ."ri-i,. undulate, finely toothed; labellum very 

 iT-i.|i ami lui.lulate, finely toothed, pale yellow, with a 

 narrow IkukI "f cinnamon-brown spots around the mar- 

 gin ; .•nlunm wings entire. Cent. Amer. F.S. 19:19.56. 



.11. 41 



2UG. 



47. JonesiEknuin, Reichb. Plants with fleshy, rush- 

 like Ivs. 3-12 in. long and usually hanging downwards: 

 fl. -stems 6 in. to 2 ft. long, the largest bearing about a 

 dozen fls. 2 in. across: sepals and petals oblong, wavy, 

 cream-colored, with sepia-brown spots; labellum white, 

 yellow at the base, with a few crimson spots near the 

 isthmus ; middle lobe large, subreniform, 2-lobed, wavy ; 

 lateral lobes toothed. Fls. at various seasons. Para- 

 guay. B.M. 6982. R.B. 15:7. Gn. 31 :583 -The hand- 

 somest of the round-leaved species. 



48 CeboUeta.Swartz. (O.JHHCi«;;Km, Lindl.). Pseu- 

 dobulbs very small, each with a single, terete, obscurely 

 furrowed leaf: lvs. 1 ft. long, spreading, harsh in tex- 

 ture: panicle rigid, erect, about 2 ft. high: sepals and 

 petals nearly equal, obovate, greenish yellow, spotted 

 with red; labellum large, bright yellow; lateral lobes 



