ONCIDIUM 



ONCIDIUM 



2345 



strict, bearing a many-fld. panicle; sepals and petals 

 linear-lanceolate, undulate, yellow, spotted with brown; 

 labellum about as long as the sepals; lateral lobes 

 auriculate; middle lobe with 2 rotund lobes, yellow, 

 with brown spots at the base. Spring. Honduras and 

 W. Indies. B.R. 28:30. Var. grandiflorum, Hort., is 

 a better variety. 



27. reflexum, Lindl. Pseudobulbs ovate, 1-lvd.: Ivs. 

 narrowly lanceolate, acute: panicle with its stalk 3-4 

 ft. long, pendulous; sepals and petals linear-lanceolate, 

 undulate and reflexed, yellowish, shaded with pale 

 brown; labellum with a large, reniform, emarginate 

 middle lobe and rotund lateral lobes, yellow, with few 

 reddish spots on the base. Mex. B. 3:116. 



28. Batemannianum, Farm. Pseudobulbs large, 

 4-5 in. long, with sheathing Ivs. at the base: Ivs. oblong- 

 ensiform, 2 ft. long: scape erect, 6-8 ft. long; sepals 

 lanceolate, undulate, reddish brown, slightly marked 

 with yellow; petals similarly colored, spatulate and very 

 much undulate; labellum brilliant yellow, with the 

 crest marked with brown; lateral lobes small, rounded; 

 middle lobe large, reniform, emarginate. Brazil. F.C. 

 3 : 137. Related to 0. altissimum. 



29. Harrisonianum, Lindl. (0. Harrisianum, Hort.). 

 Pseudobulbs subglobose, 1-lvd.: Ivs. linear-oblong, 

 acute, fleshy and recurved: panicle about a foot high, 

 erect, with the st. and branches gracefully curved; 

 sepals and petals linear, obtuse, yellow, spotted with 

 purple-brown; labellum yellow, longer than the sepals, 

 with small lateral lobes and a subreniform, emarginate 

 middle lobe. Autumn. Brazil. B.R. 1569. L.B.C. 

 20:1917. R.B. 18:253. 0. 1912, p. 8. G.W. 11, p. 518; 

 14, p. 519. 



30. leucochilum, Batem. Pseudobulbs silicate, ovate, 

 compressed, 2-4 in. long: Ivs. sword-shaped, 1 ft. or 

 more in length: scape 3-4 ft. high, with numerous 

 branches on which the fls. are loosely scattered; sepals 

 and petals oblong, obtuse, green, blotched with reddish 

 brown; labellum pure white; lateral lobes small, 

 rounded; middle lobe broadly reniform, emarginate. 

 Autumn. Guatemala. F.S. 5:522. P.M. 7:241. G. 

 28:387. J.H. III. 43:215. A noble species, with the 

 habit of 0. Baueri. Panicles 6-9 ft. long. Var. splendens 

 is listed. 



31. ornithorhynchum, HBK. Fig. 2580. Pseudo- 

 bulbs oblong, compressed, 2-3 in. long, 2-3-lvd.: Ivs. 

 grass-like, 8-12 in. long: stalks 1 ft. long, slender and 

 arched, many-fld.: fls. scarcely 1 in. across, soft rose- 



Eurple; sepals linear-oblong, wavy; petals oblong and a 

 ttle broader; labellum pandurate, with small lateral 

 lobes and a larger dilated, emarginate middle lobe. 

 Fragrant. Autumn and winter. Mex. B.M. 3912. 

 B.R. 26:10. F.C. 3:136. R.H. 1876:230. This is an 

 easily grown, free-flowering plant of dwarf, compact 

 habit. Its soft rose-purple color is very delicate and 

 unusual in the genus. Var. albifldrum, Reichb. f. (var. 

 dlbum, Hort.). Fls. whitish, with only the calli yellow. 

 F.M. 1880:398. G.C. III. 16:781. J.H. III. 29:399. 

 G.M. 38:18. There is also a variety called ma jus. 



32. divaricatum, Lindl. Pseudobulbs compressed, 

 each with a fleshy, oval, apiculate If.: scape \ l /% ft. 

 high, with the branches of the panicle extremely divari- 

 cate; sepals and petals oblong-spatulate, greenish yel- 

 low, spotted with purple toward the base; labellum yel- 

 low, spotted with red; lateral lobes large, half-rotund; 

 middle lobe smaller, emarginate. Autumn. Brazil. 

 B.R. 1050. L.B.C. 13:1212. P.M. 3:4. A floriferous 

 species easily recognized by its singular oval, fleshy 

 If. and the divaricate panicle. 



33. pulvinatum, Lindl. Panicle very much branched, 

 in a loose, spreading manner, weak, 8-9 ft. long; fls. 

 yellow, with the sepals and petals blotched with red; 

 segms. obovate, acute; the 2 parts of the labellum 

 nearly equal; lateral lobes rotund-crenate and crisp; 



middle lobe undulate, crest a villous cushion. Summer. 

 Brazil. B.R. 25:42. One of the largest of the oncid- 

 iums. The fls. last a long time. Var. majus, Hort., 

 is said to be desirable. 



34. Warned, Lindl. (Odontoglossum Wdrneri, Lindl.). 

 Pseudobulbs ovate, somewhat angular: Ivs. linear- 

 lanceolate: raceme short, few-fld.; sepals oblong; 

 petals a little wider; all white or yellowish, striated 

 with rose-purple; labellum brilliant yellow; lateral 

 lobes subquadrate; middle lobe deeply divided into 2 

 rounded lobes. Autumn. Mex. B.R. 33:20 (var. pur- 

 puratum, Lindl.). 



35. macularum, Lindl. Pseudobulbs ovate, com- 

 pressed, 4-angled, 2-lvd.: Ivs. broadly linear-oblong: 

 fls. 1*4 m - across, yellow, spotted with deep purple; 

 sepals and petals subequal, rather fleshy, ovate-sub- 

 acuminate; labellum oblong-apiculate, the lateral lobes 

 forming 2 large teeth near the middle; middle lobe ovate, 

 sulfur-yellow, base marked with few red lines, claw 

 with 4 horn-like plates. Winter. Mex. B.M. 3836 (var. 

 ecornutum) and 3880. B.R. 24:44. F.C. 2:57 (all as 

 Cyrtochilum macidatum) . 



36. Limminghii, Morr. Pseudobulbs oval, com- 

 pressed: Ivs. oblong, acute, mottled: raceme 1-2-fld., 

 erect, several tunes longer than the small Ivs.; fls. yel- 

 low, spotted and banded with brown; sepals and petals 



lanceolate, the 

 lower pair larger ; 

 labellum with 

 large, auriculate 

 lateral lobes and 

 a transversely 

 broadened, sub- 

 reniform, emar- 

 ginate mid-lobe, 

 spotted with red. 

 June, July. Car- 

 acas. F.S. 18: 

 1827. A pretty 

 dwarf plant with 

 the habit of a 

 sophronitis. 



37. cheiropho- 

 rum, Reichb. f. 

 Pseudobulbs 1 

 in. long, ellip- 

 soid: Ivs. 3-6 in. 

 long, linear- 

 lanceolate: scape 

 bearing a dense 

 panicle longer 

 than the Ivs. ; 

 fls. about Mi n - 

 across, entirely 

 bright yellow, 

 with greenish sepals; sepals and petals small, rounded- 

 ovate, spreading or reflexed ; labellum much larger, with 

 three large lobes, the middle lobe notched. Colombia. 

 B.M. 6278. G.C. 1871:168, desc. J.H. III. 65:591; 

 68:575. 



2580. Oncidium ornithorhynchum. ( X M) 



A. Plants dwarf, scarcely over 8 in. high. 



B. Labellum with 3 equal lobes 38. 



BB. Labellum with small lateral and a 



4-parted middle lobe 39. 



AA. Plants large. 



B. Wings of the column narrow, fal- 

 cate 40. 



41. 



pumilum 

 Crista-galli 



bicallosum 

 Cavendish- 



[ianum 



BB. Wings of the column fleshy, rotund, 



reniform, etc. 

 c. Labellum pandurate, with trian- 

 gular lateral lobes 42. Lanceanum 



43. carthaginense 

 cc. Labellum reniform, with small 



blunt lateral lobes. . . -. .44. luridum 



