ONCIDIUM 



6. MarBhalli4num, Reichb. f. Pseudobulbs ovoid, 

 2-4 in. long: ivs. narrowly obloug, G-8 in. long: Hs. nu- 

 merous, 21-i in. across, borne on a stout panicle 1-2 ft. 

 high; the upper sepals oblong-apiculate, the lateral 

 ones united, yellow, with purplish bands; petals much 

 larger, fiddle-shaped, wavy and 2-lobed, golden yellow, 

 with few blotches of chocolate-brown; labellura with a 

 very large spreading 2-lobed middle lobe and ear-like 

 side lobes, yellow, with orange-red spots on the base. 

 May. Brazil. B.M. 5725. F.M. 1877:285. -A very effec- 

 tive and showy plant related to O. crispiim. 



7. F6rbesii, Hook. Pseudobulbs rather small, oblong, 

 compressed and sulcate: Ivs. lanceolate, dark green, 

 9 in. long: panicle about 1 ft. high, bearing numerous 

 handsome fls. 2 in. across : fls. rich reddish brown, mar- 

 gined with yellow; sepals small, obovate; petals twice 

 as large, obovate-rotund ; side lobes of the labellum 

 small ; middle lobe spreading, fan-shaped. Autumn. 

 Brazil. B.M. 3705. G.C. II. 11:525.-A rare but very 

 ornamental orchid. 



8. ciirtum, Lindl. Lvs. and pseudobulbs like those 

 of O. erinpum: inflorescence an erect, much-branched 

 pyramidal panicle: fls. 1-1 K in. across: lateral sepals 

 united, rather small; dorsal sepals and petals obovate- 

 ohtusi', yill.iw. witli ri'ddish brown bars and blotches; 

 lalii'lluin witli small lateral lobes and a roundish, 

 notelied middle lobe, yellow bordered with brown; crest 

 lobed and warted, yeliow, with red spots. Brazil. B.B. 

 33:08. Gn. 10, p. 131; 31, p. 198; 34, p. 87. -Blossoms 

 in spring, the flowers remaining fresh for several weeks. 



9. crispum, Lodd. Pseudobulbs oblong, sulcate, rough 

 and usually dark brown : lvs. leathery, lanceolate, about 

 9 in. long: flower-stem I-IV2 ft. high, arched, bearing 

 20-50 large fls. lH-3in. across: fls. shining brown, with 

 few yellow and red marks at the bases of the seginents; 

 sepals obovate, obtuse, recurved and undul.ate. the lat- 

 eral ones united; petals twice as large. Iiroadly obo- 

 vate, obtuse, much waved and crisped ; middle lobe of 

 the labellum large, rotund -cordate, waved and crisped; 

 lateral lobes small, horn-like. Fls. at various seasons. 

 Brazil. B.M. 3499. B.B. 23:1920. L. B.C. 19:18.54. F.S. 

 21:2147-48. F.C. 2:04. B. 1:26. -Var. grandiJldrum, 

 Hort. Fls. very large, the segments edged with yellow. 



10. cornigerum, Lindl. Pseudobulbs oblong, sulcate, 

 3 in. long. l-hd. ; Ivs. dark green, broadly ovate to ob- 

 long, fleshy, riblieil, 4 in. long: panicle about 18 in. long, 

 drooping, branched and crowded with fls. above: fls. 

 small but numerous, yellow, spotted with red; dorsal 

 sepals and petals obovate, concave, undulate, the lateral 

 sepals smaller and united; labellum with long-linear 

 lateral lobes and 2 horn-like processes at the base; mid- 

 dle lobe obovate, subrepand. April, May. Brazil. B.M. 

 3486. B.R. 18:1542. — A compact free-flowering plant 

 which is very attractive when grown in baskets so that 

 the long racemes can hang over the sides. 



11. cucuUitum, Lindl. Pseudobulbs oval, 1>^ in. long, 

 smooth, becoming ribbed: lvs. oblong-lanceolate, 6 in. 

 long: raceme almost simple, 8-12 in. long, bearing 6-12 

 fls. IK in. across: dorsal sepals and petals small, oval, 

 greenish, shaded with rose-purple; lateral sepals almost 

 entirely united; labellum cordate-panduriforra, with the 

 middle lobe much dilated and 2-lobed, white to rose and 

 spotted with dark purple. Spring. Colombia. F.S. 

 8:835; 23:2457. I. H. 25:305. Gn. 22:350 (var. gigan- 

 iei(m). — A species with many varieties, which differ in 

 shape and coloring of the fls. It is one of the coolest of 

 the Andean orchids. Var. nubigenum, Lindl. Raceme 

 suberect: sepals and petals white or light purple, with 

 green tips; labellum white, with a purple blotch around 

 the crest. B.M. 5708. 



12. Marti&num, Lindl. (O. blcolor, Lindl.). Pseudo- 

 bulbs ovate, compressed and ribbed : lvs. oblong, 

 striate : fls. yellow, spotted ; lateral sepals united, 

 ovate, acute ; petals obovate. concave; middle lobe of 

 the labellum larger than the rest of the flower, 2-parted 

 by the deep sinus in front, clear yellow. Autumn. 

 Brazil. B.R. 29:66. — A beautiful yellow species, with a 

 panicle 2 ft. high. 



13. flezudsum, Sims. Pseudobulbs ovate, flattened, 

 2 in. long: lvs. linear-oblong, 6 in. long: fls. scarcely 1 



sepals and petals small, recurved, yellow, 



ONCIDIUM 



1131 



with chestnut bars ; labellum yellow, with few reddish 

 spots; side lobes small; middle lobe reniform, notched. 

 Brazil. B.M. 2203. L.B.C. 5:424. -The plant blooms 

 freely at various seasons. The fls. open in succession 

 on a loose spreading panicle about 2 ft. high. 



14. varicdsum, Lindl. Pseudobulbs ovate, angled, 

 2-4 in. long: lvs. rigid, linear-lanceolate, 9 in. long: 

 fl. -spikes strong, arching, 3 ft. long, with numerous fls. 

 1 in. across: sepals and petals small, green, with brown- 

 ish blotches; labellum very large in proportion to the 

 tlower, bright yellow, with a curiously toothed crest; 



1524. Oncidium varicosum, var. Roeersii (X ^). 



lateral lobes rotund; middle lobe reniform, obscurely 

 4-lobed. Winter and spring. Brazil. — One of the most 

 attractive. Var. Bdgersii, Reichb. f. (O. Rddgersii, 

 Hort.). Fig. 1524. The best variety. Specimens have 

 borne 150 fls., with the lip over 2 in. across, rich yel- 

 low, with a few red bars at base. G.C. 1870:277. F.S. 

 18, p. 150. F. 1870:25. Gn. 55:1226. G.M. 39:366. 



15. Fhalsendpsis, Linden & Reichb. f. A small-grow- 

 ing plant, with pseudobulbs oblong, somewhat ribbed, 

 1-2 in. high: lvs. narrow at the base, broadening up- 

 ward, about 6 in. long: fls. 3-6 on a slender raceme, 

 gaily colored, creamy white, with the sepals and petals 

 barred with reddish purple, and the base of the lip pro- 

 fusely spotted with the same color; sepals and petals 

 quite similar, oblong, acute; labellum pandurate, with 

 2 rounded lobes in front. Blooms at various seasons, 

 and lasts a long time. Ecuador. I. H. 17:3. Gn. 41:859. 

 J.H. III. 28:515. -A beautiful little plant, worthy of ex- 

 tended cultivation. Much like O. cucullatum. 



16. Ungipes, Lindl. (O. JaneirSnse , Reichb. f. ). 

 Pseudobulbs narrowly ovate. 2-lvd.: lvs. narrow: scape 

 several-fld., equaling the lvs.: fls. on long pedicels; 

 lateral sepals elongate, pendulous, united at the base; 

 dorsal sepals shorter and wider, recurved; petals ob- 

 long, plane; all yellowish green, barred with brown; 

 labellum yellow, spotted with brown at the base; lat- 

 eral lobes small, obtuse; middle lobe transversely 

 broadened, apiculate, the narrow part serrated. Sum- 

 mer. Brazil. l.H. 2:54. B.M. 5193, called O. io/iyi'pc^ 

 is O. Crcesus, Reichb. f. — A small species. 



17. das^style, Reichb. f. Pseudobulbs ovate, flat- 

 tened, strongly rugose: lvs. 4-5 in. long, linear-lanceo- 



