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Orchids (B M B O R G W O A ii O g)

(B. M. 3955; B. O. 8; R. G. 1859, 270; W. O. A. ii. 79.) O. g. splendens (splendid). A rare and beautiful variety, differing from the type in having brown markings and a nearly white lip, with pure purplish bars. 1872.

O. g. Williamsianum (Williams'). This resembles the type, but has shorter, broader, and more obtuse petals; column with uncinate wings. 1881. (W. O. A. 163.) O. Hallii (Hall's).* fl. about 4in. across; sepals and petals pale yellow, with large chocolate-brown patches, and terminating in long points; lip pure white, with a beautifully-fringed margin, spotted and blotched with brown and purple, and stained towards the base with deep yellow; spike many-flowered. l. light green, 1ft. or more long, 2in. broad. Pseudo-bulbs about 3in. high. Ecuador, 1865. (B. M. 6237; B. O. 21; F. M. 1868, 378; I. H. ser. iii. 58.) The variety xanthoglossum is distinguished principally by having a yellow lip. Columbia, 1879.

O. hastilabium (halbert-lipped).* fl. large, 1 1/2in. across, very fragrant, and numerous; sepals and petals soft creamy-white, beautifully streaked with transverse lines of whitish-brown; lip somewhat spear-shaped, white, with a dark rose base; spike 2ft., 3ft., or more high, much branched, and many-flowered. Summer. Pseudo-bulbs thick, pale green, fluted, with rather dark broad leaves. New Grenada, 1843. A strong-growing, handsome species. (B. M. 4272; B. O. 7.) O. h. fuscatum (brownish). A synonym of O. cariniferum. O. histrionicum (histrionic). A synonym of O. luteo-purpureum mulus. O. Holfordianum (Holford's). A synonym of O. luteo-purpureum mulus. O. Horsmani (Horsman's). fl. light sulphur-colour, with a few cinnamon blotches on the sepals; lip broad, wedge-shaped at base, with obscure teeth at the rounded outer border. New Grenada, 1880.

O. hystrix (bristly). A synonym of O. luteo-purpureum. O. Insleayi (Insleay's).* dagger fl. from 2in. to 4in. in diameter; sepals and petals yellow, or yellowish-green, transversely banded with dull reddish-brown, narrow; lip narrow, some-what spoon-shaped, bright yellow, dotted near the margin with cinnamon; scape tall, branched, bearing from five to ten blossoms. Winter. Mexico, 1840. This greatly resembles O. grande in habit, but its pseudo-bulbs are more compressed, longer, and fluted. SYN. O. Lawrenceanum, of gardens. (B. O. 4.) O. I. leopardinum (leopard-spotted). fl., sepals and petals deep yellow, barred across with bands of reddish-crimson; lip beautifully bordered all around with spots and dots of the same dark colour. Mexico, 1876. A very beautiful variety, richer in its markings than the type. (R. G. 856.) O. I. pantherinum (panther-spotted). fl., sepals and petals chestnut-brown, with paler margin; the whole of the lip arabesqued with red and yellow. A fine variety.

O. I. splendens (shining). fl., sepals and petals rich shining brown, tipped with yellow; lip large, yellow, spotted with purple. Mexico, 1868. A very fine form.

O. Josephinae (Josephine's). A synonym of O. crispum Andersonianum. O. Karwinskii (Karwinski's). A synonym of O. laeve.

O. Kegeljani (Kegeljan's). fl. arranged in a close raceme; sepals and petals yellow, elliptic-lanceolate, acute, the former incurved and marked with two or three red-brown blotches; lip oblong, cuspidate, concave, with serrulated margins, the base, apex, and margins white, and the rest reddish-brown. Peru, 1878. Nearly related to O. triumphans. (B. H. 1877, 10.) O. Krameri (Kramer's).dagger fl. of a very pretty violet colour, the lip marked and spotted with yellow and purple, and having two lines of rich dark brown near the column; sepals and petals ligulate, obtuse; lip somewhat reniform, and deeply notched in front; peduncles drooping, freely produced, and usually three-flowered. Pseudo-bulbs somewhat flat, with sharp edges, sometimes almost spherical, at others ovate, pale green, and bearing but one leaf. Costa Rica, Mexico, 1868. A very pretty, but rare, species. (B. M. 5778; B. O. 24; F. M. 1868, 406; I. H. 562; W. O. A. i. 40.) O. K. Smithianum (Smith's). fl. ivory-white, having a sulphur-coloured, reddish-spotted callus on the lip, and an orange transverse line, resembling two crescents, in front of it.

O. laeve (smooth).* fl. very fragrant when first expanded, 2in. to 2 1/2in. across, numerous, in slightly-branched racemes; sepals and petals cinnamon-brown, banded with yellow, the dorsal sepal and petals ascending, the lateral sepals deflexed; lip white and violet, smaller and shorter than the sepals, sessile, fiddle-shaped. l. 6in. to 10in. long, oblong-lanceolate, acute. Pseudo-bulbs 3in. to 4in. long, 2in. to 2 1/2in. broad. Guatemala, 1841. (B. M. 6265; B. O. 16; B. R. 1844; I. H. 1859, 213.) SYNS. O. Karwinskii, O. Reichenheimii (B. O. 15).

O. Lawrenceanum (Lawrence's), of gardens. A synonym of O. Insleayi. O. lepidum (elegant). fl., sepals and petals at first yellow, afterwards changing to white, with yellow edging, the former with two or three brown spots, the latter with only one; lip cuneate-hastate at base, with a long central claw and a reniform, apiculate front lobe, a brown spot in front of the keels; panicles short, many-flowered. Pseudo-bulbs round, rather flat. Columbia, 1884.

O. Lindenii (Linden's).* fl. yellow; sepals and petals unguiculate, lanceolate, undulated, acute; lip ovate-lanceolate; crest fleshy, glabrous, having four irregular flaps placed below the finger-like processes of its extremity; scape 2ft. to 3ft. high, with uniform lateral arms for more than half its length, each arm bearing from five to seven flowers. l. nearly 1ft. long, erect, ensiform. New Grenada, 1852. SYN. O. platyodon. (F. M. n. s. 333.) O. Lindleyanum (Lindley's). fl. disposed in racemes; sepals and petals yellow; lip white, curiously lobed. l. lanceolate. Pseudo-bulbs flattened. New Grenada, 1865. (B. O. 11) O. L. Coradinei (Coradine's). fl. from 2in. to 3in. across; sepals and petals pale yellow, with two or three chestnut-brown blotches; lip creamy-white, with a large irregular blotch on its disk, and a few smaller spots near its base; spike few-flowered. (G. C. 1872, 1068; W. O. A. ii. 90.) O. L. ligulare (strap-like). fl., sepals and petals orange-yellow, with two or three large brown blotches; lip having an orange claw, and a hastate-ligulate, blunt, yellow blade, with a large brown blotch on its disk. 1882. A very handsome plant.

O. L. mirandum (extraordinary). This differs from the type in its stiff, one-sided raceme, well-developed, rhomboid, serrate column-wings, lanceolate leaves, and large, plump pseudo-bulbs. Columbia, 1882. O. Londesboroughianum (Lord Londesborough's).* fl. light yellow, racemose; sepals and petals oblong, the latter crisped; lip transversely reniform, having on each side of its base a small, blunt, narrow, retrorse auricle; column yellow, wingless, bent. Mexico, 1876. SYN. O. oncidioides. (F. M. n. s. 246; W. O. A. ii. 82.) O. Luddemannianum (Luddemann's). A synonym of O. maculatum. O. luteo-purpureum (yellow-purple).* fl. about 2 1/2in. across; sepals and petals lanceolate, acuminate, most frequently rich brown or purple, more or less blotched and banded with white or light yellow, and having a golden-yellow, border; lip white, with a brown base, minutely serrate; scape longer than the leaves, many-flowered, simple or branched, and from 1ft. to 3ft. long. Winter and spring. l. oblanceolate, often of a bronzy colour. Pseudo-bulbs conical, slightly compressed, two-leaved. New Grenada. A species of robust habit, and extremely variable both in size of flowers and in the intensity of their markings; so much so, that hardly two specimens are alike. SYNS. O. hystrix, O. lyroglossum, O. radiatum. (B. O. 17.) O. l.-p. amplissimum (very large). A fine variety, with very broad sepals and petals, of a clear light yellow, with a few brown streaks at the base, and a few large brown blotches on the disk. 1882.

O. l.-p. cuspidatum (cuspidate).* fl. yellow, tinted with rich chestnut-brown, and with a white lip, large; sepals and petals rather narrow, lanceolate, acuminate, spreading; lip ligulate, acuminate, wavy, and toothleted, with several split crests in front of the great square mark in the centre. Columbia, 1881. (R. X. O. 184, 1.) O. l.-p. facetum (well-formed). fl., sepals light yellow, with very large, rather cinnamon-coloured blotches, lanceolate, straight; petals lanceolate, straight, with numerous fine teeth, light yellow, covered with numerous small cinnamon-coloured blotches; lip almost circular, short, finely fringed, convolute, undulate, light yellow, having a radiating semicircle of keels; column with very multifid wings.

O. l.-p. mulus (mule).* fl. bright yellow, with cinnamon-brown spots. New Grenada, 1878. A very fine plant. SYNS. O. histrionicum, O. Holfordianum. (G. C. n. s., xix. 469; R. X. O. ii. 160.) O. l.-p. sceptrum (sceptre). fl., sepals larger than the petals, deep chocolate-brown, streaked and margined with yellow; petals irregularly lobed at the edges, golden, with two or three large chestnut-brown blotches; lip yellow, with serrated edge, dotted and blotched with chocolate. New Grenada, 1872. (I. H. 73.) O. lyroglossum (lyrate-lipped). A synonym of O. luteo-purpureum. O. maculatum (spotted).* fl. of a soft deep yellow, beautifully barred or spotted towards the centre with rich brownish-crimson, measuring 3in. to 4in. across; sepals lanceolate; petals much broader; lip cordate, large, spreading, yellow, spotted with brown; clusters pendent, consisting of about six blossoms. Spring. Pseudo-bulbs short, thick. Mexico, 1838. A lovely species, the habit of which is very similar to that of O. cordatum. SYNS. O. anceps (I. H. 128), O. Luddemannianum (R. G. 1859, 275). (B. M. 6455; B. O. 20; B. R. 1840, 30; W. O. A. ii. 52.) O. m. polyodon (many-toothed). A synonym of O. m. erosum. O. maculatum (spotted), of Hooker. A synonym of O. cordatum. O. madrense (Sierra Madre). A synonym of O. maxillare. O. marginellum (slightly margined). fl., sepals and petals light ochreous colour, spotted with brown; lip dark reddishbrown, with a yellow margin and yellow-tipped calli. 1883.

O. maxillare (jawbone).* dagger fl., sepals and petals white, with a large purplish-brown blotch at the base; lip orange, margined with white, and having a brown spot in the centre. Summer. Pseudo-bulbs light green. Mexico, 1846. A very distinct and handsome species. SYN. O. madrense (I. H. 480; W. O. A. ii. 71). (B. M. 6144.) O. maxillare (jawbone), of gardens. A synonym of O. nebulosum. O. membranaceum (membranous). A synonym of O. Cervantesii. O. Murrellianum (Murrell's). fl., sepals and petals white, slightly tinged and spotted with purplish-violet. Columbia, 1875. A pretty natural hybrid. O. M. cinctum (girded). fl. white, racemose; sepals and petals bordered with lilac; lip with some lilac spots on the front lobe, the base with a large yellow callus and some red spots. 1883. (R. G. 1101.) O. naevium (speckled). fl. pure white, speckled and spotted with purplish-crimson; sepals and petals about 2in. long, lanceolate, beautifully crisped or waved; spike arching, 1ft. to 1 1/2ft. long, and from ten to sixteen-flowered. May and June. l. oblong, narrow. Pseudo-bulbs oblong, flattened, deep green. New Grenada, 1842. A beautiful species. (B. O. 9; L. & P. F. G. i. 18; R. G. 791.) O. nebulosum (clouded).dagger fl. white, more or less spotted with brown, 2in. to 4in. across; sepals and petals 1 1/2in. to 2in. long, 1in. to 1 1/4in. broad, oblong, slightly incurved; lip cordate, with a lemon-yellow, bilobed crest, and a few brown spots; spikes stout, five to seven-flowered. March to May. Pseudo-bulbs roundish, two-leaved. Maxico. SYN. O. maxillare, of gardens (I. H. 1859, 200). The figures and descriptions of O. maxillare and O. loeve are, in the work last named, curiously out of place; the description of O. maxillare is opposite the plate of O. loeve, and that of O. loeve is opposite figure of O. maxillare. (B. O. 1; G. C. 1867, 572.) O. n. candidissimum (very white). A variety with entirely white flowers. 1884. O. n. candidum (white). A free-growing form, having the flowers pure white, with the exception of the yellow crest and a few brown spots on the lip. 1867. O. n. guttatum (spotted). A fine variety, having the basal half of the sepals and petals, and the greater part of the lip, spotted with reddish-brown. 1884. O. n. pardinum (panther-like). A desirable form, having the flowers more densely spotted or blotched with brown. Columbia, 1873. O. n. Pattisonianum (Pattison's). fl. snow-white, large, with a yellow callosity on the lip.

O. nevadense (Sierra Nevada). fl. large, disposed on long spikes; sepals and petals chocolate-brown, margined and tipped with yellow, and streaked with the same colour; lip white; middle lobe cordate, and slightly serrate at the edge, side lobes spotted with brown inside. Pseudo-bulbs dark green, bearing leaves which are narrow at the base. Columbia, 1871 A very rare species, distinguished by the singular crescent shape of the base of the lip in front of the stalk. (I. H. ser. iii. 45; W. O. A. iii. 131.) O. nobile (noble). A synonym of O. Pescatorei.

O. odoratum (sweet-scented).* fl. yellow, spotted and blotched with chocolate-brown, very fragrant, 1 1/2in. to 2in. across; sepals and petals lanceolate-acuminate, with undulated edges; lip lanceolate-trilobed, white, with a purple base; scape erect, branched, many-flowered. Winter and spring. Pseudo-bulbs ovoid, two-leaved. Sierra Nevada. A rare species. SYN. O. gloriosum (B. O. 12). (B. M. 6502.) O. o. baphicantum (dyer's). fl. yellow, with purple blotches finely suffused over the whole of the sepals, petals, and lip; lip pandurate, cuspidate, serrate; column with an apiculate, serrate, cuspidate wing. Columbia, 1876. O. o. deltoglossum (deltoid-lipped). fl. sulphur-coloured, with brown blotches and smears; sepals and petals spreading, lanceolate, acuminate, undulate; lip deltoid, with an orange base, little brown stripes on each side of the base, and a much larger brown obcordate blotch on the disk; column slender, with single tendril-like wings, whitish-yellow, with brown in front; raceme slender.

O. o. hebraicum (Hebrew-marked). fl. pale yellow, with brown spots and irregular stripes, twice as large as those of typical O. odoratum; lip darker yellow at base, with a cordiform, maroon-brown central blotch, and some spots and stripes of the same colour; callus bifid, with an erect apiculus in sinus, and four teeth on each side. 1879. (W. O. A. ii. 85.) The sub-variety lineoligerum has the letter-like markings broken up into spots and lines. (W. O. A. v. 84.) O. o. latimaculatum (broad-spotted). A distinct variety, having deep golden flowers, which are very heavily blotched with bright crimson-brown. Columbia, 1871. (I. H. 1870, 39.) O. o. Leeanum (Lee's).* fl., sepals and petals bright yellow, with numerous brown spots, lanceolate, acuminate; lip long and narrow, bright yellow, with a paier disk and a few brown spots. 1882.

O. Oerstedii (Oersted's).* fl. white, solitary, or in twos, the callus of the lip and the disk before the column yellow, with a few red spots; the column has very small, triangular, blunt auricles at each side of the base of the stigmatic cavity. Pseudo-bulbs roundish, two-edged, clothed with brown spathes, growing in dense masses, and having each a single, oblong, stalked leaf. Costa Rica, 1877. (B. M. 6820; Gn. xxvi. 454.) O. oncidioides (Oncidium-like). A synonym of O. Londes-boroughianum. O. pardinum (panther-spotted). dagger fl. pure golden-yellow, with numerous brown blotches, disposed in wide panicles. December. l. elliptic-oblong. Pseudo-oblong. Pseudo-bulbs ovate-compressed. Peru, 1867. (B. M. 5993.) O. pendulum (pendulous). A synonym of O. citrosmum.

O. Pescatorei (Pescatore's).* fl., sepals and petals usually snow-white; lip panduriform, white, blotched at the base with purplish-crimson and yellow; spikes, or panicles, 1ft. to 2ft. long, erect or drooping, bearing from ten to 100 flowers. Spring. l. 6in. to 12in. long. Pseudo-bulbs thick, speckled with brown, two-leaved. New Grenada, 1851. A very lovely species, and one of the best of the genus. SYN. O. nobile. (B. O. 5; F. d. S. xvi. 24; Gn. xxvi. 452; R. G. 835; W. O. A. ii. 168.) Other forms than those enumerated have been called aurantiacum, flaveolum, purpuratum, in reference to the colour of the flower or parts of it.

O. P. excellens (excelling). fl., sepals yellow, blotched with purple, the odd one with a white central area; petals broader, white, with yellow margins; lip pandurate, white, with yellow crests and purple blotches. 1882. (Gn. xxi. 330.) O. P. Veitchianum (Veitch's) A handsome variety, with broad mauve zonal bands and blotches, two on each sepal and petal. With this may be grouped elegans, Lawrenceanum (Hort.), limbosum, Lowianum, Schroederianum, and Thomsonianum, all differing more or less from it in the form and extent of the blotches on the floral segments.

O. Phalaenopsis (Phalaenopsis). A synonym of Miltonia Phaloenopsis. O. platyodon (broad-toothed). A synonym of O. Lindenii. O. polyxanthum (very yellow flowered). fl. 3in. to 4in. in diameter; sepals and petals yellow, blotched with chocolate; lip roundish, cuspidate, yellow at base, brownish-purple in front, and whitish-edged; spike 2ft. long. Ecuador (at 8000ft. altitude), 1881. (F. M. n. s. 453; G. C. xvi. 461, xix. 761.) O. praenitens (shining forth). fl. bright golden-yellow, blotched with brownish-purple, lax, 2in. in diameter; sepals and petals nearly equal, elliptic-lanceolate, acuminate, rather waved; scape six to eight-flowered. l. 6in. to 8in. long, recurved, narrow, linear-oblanceolate. Pseudo-bulbs 2in. long, narrowly oblong, slender, much flattened. Columbia, 1874. (B. M. 6229.) Most of the plants in cultivation under the name of O. proenitens are referable to O. facetum, of Reichenbach.

O. praestans (distinguished). fl. yellowish, panicled; upper half of the linear-lanceolate sepals and petals maroon-brown; lip trifid, the basal lobes ciliated, and the four crests of the disk toothed, the inner ones aristate. l. linear-lanceolate, acute. New Grenada, 1875. Allied to O. odoratum. O. pulchellum (pretty).* dagger fl. of a crystalline whiteness, very fragrant, about 1in. across; lip white, curiously bent or twisted, having a crest shaped like a W, of a clear lemon-yellow, with a few purple dots; spikes erect, about 1ft. high, and from ten to twelve-flowered. Spring. l. in pairs, dark green, very narrow. Pseudo-bulbs dark green, ovoid. Mexico, 1841. (B. M. 4104; B. R. 1841, 48.) O. p. majus (greater).* A very robust form, having the pseudo-bulbs much larger, and the flowers fully double the size of the typical species. A most desirable plant.

O. purum (pure). A synonym of O. Wallisii.

O. radiatum (rayed). A synonym of O. luteo-purpureum. O. ramosissimum (much-branched). fl. white, all parts being spotted, in different varieties, with deep violet, purple, or lilac; panicles large, much branched. l. long, linear-ligulate. Pseudobulbs oval, compressed. Venezuela, 1875. A showy orchid.

O. r. xanthinum (yellow). fl. yellow; sepals and petals twisted, streaked and spotted with mauve-purple; callus of lip ochre, with mauve-purple radiating rays around and before it. Columbia, 1880. A pretty variety. O. Reichenheimii (Reichenheim's). A synonym of O. loeve. O. Roezlii (Roezl's). A synonym of Miltonia Roezlii. O. Rossii (Ross').* fl. from 1in. to 2in. across; sepals lanceolate, about 1in. long, white, transversely barred with brown; petals sub-hastate, much broader than the sepals, pure white, with a few spots at their bases only; lip oblong or cordate, pure white, with a lemon-yellow, bilobed crest; column white; scapes from two to five-flowered. Winter. Pseudo-bulbs angular. Mexico, 1839. SYN. O. acuminatum. (B. R. 1839, 48; F. d. S. 2110; Gn. xxviii. 507.) O. R. aspersum (sprinkled). dagger fl., sepals whitish-yellow, mottled with brown blotches, keeled on the back; petals broader, whitish-yellow, with a few brown spots at the base; lip whitish, the basal callus yellow, with brown lines; bracts short and broad. 1879.

O. R. Ehrenbergii (Ehrenberg's).* dagger fl., sepals pure white, narrow; petals white, barred with brown at base; lip white. Autumn and winter. Pseudo-bulbs and leaves small, dark green. Peru, 1842. A very pretty little variety, which may be grown in a rustic basket, suspended from the roof of a Wardian case. (F. d. S. 846; I. H. i. 30.) O. R. Humeanum (Hume's). fl., sepals yellow at their ends, with cinnamon bars, triangular-acuminate; petals oblong-acuminate, crisped, white, with three sepia-brown blotches at their base; lip two-lobed, white, with a yellow callus, striped inside with red; peduncle two-flowered. 1876. O. R. musaicum (mosaic). A very handsome form, the violet petals having their lower halves covered by a large and beautiful blotch, green and yellow, and the lobes streaked and dotted.

O. R. rubescens (ruddy). A grand variety, with large, light, rose-coloured flowers, richly marbled with dark purple, turning to chestnut-brown. 1881. O. R. Warnerianum (Warner's).* fl., sepals and petals pure white, with a few brown spots; lip white, shaded with rose, and having a yellow blotch at the base; scape longer than the leaves, four or five-flowered. Autumn and winter. l. one on each pseudo-bulb, less than 9in. long, membranous, sharppointed, narrowed at the base into a channelled petiole. Mexico, 1865. A very handsome, dwarf species. (B. O. 13; G. C. 1865, 579.) O. Schillerianum (Schiller's).* fl., sepals and petals yellow, blotched with brown, or sometimes nearly all brown, cuneate-oblong, acute; lip with small, upright basal lobes, and an oblong-acute, wavy, velvety front lobe, yellow, with a purple blotch and two blunt calli on the disk. 1884. A fine species. (R. X. O. i. 22.) O. Schlieperianum (Schlieper's). fl. pale yellow, blotched and barred with a deeper shade of the same colour, or almost destitute of spots; scapes erect, many-flowered. Autumn. New Grenada, 1856. This species very closely resembles O. grande in habit and growth. (F. M. 461; G. C. 1865, 1082; R. G. 605; R. X. O. ii. 143.) O. Schroederianum (Schroeder's). fl., sepals and petals white, with mauve-purple blotches, oblong, acute, wavy; lip pandurate, white, with two mauve-purple blotches on the disk; callus having a plate of radiating spines on each side, yellow, with red spots. 1882. A distinct hybrid, in the way of O. tripudians.

O. stellatum (starry-flowered). fl. pale yellow, barred with brown; sepals and petals about 1in. long; lip white, somewhat concave, very much jagged round the margin; scapes about 4in. high, one-flowered. June. Pseudo-bulb 2in. to 3in. long, one-leaved. Mexico, 1839. A pretty, but not very showy, species. (B. O. 13.) O. tentaculatum (tentacled). fl., sepals and petals yellow, spotted with white, narrow, without angles; lip whitish, with a large, brown spot on the disk, and some small ones at the base, pandurate-lanceolate, acute. 1883. O. tetraplasium (four-formed). fl., white, with purplish spots growing on diffuse panicles, and equalling in size those of good forms of O. odoratum. Peru, 1875. Allied to O. Weirii.

O. tripudians (dancing).* fl. 2in. in diameter, brown, with yellowish-green edges and a few dots; sepals and petals nearly equal, lanceolate; lip oblong, acuminate, with a white basilar disk; the region about the calli of a beautiful purplish-violet; column whitish, with purplish-brown wings. Colmubia, 1871. (B. M. 6029; F. M. m. s. 208.) O. t. cinctum (girded). fl., sepals and petals yellow, blotched with maroon; lip very broad, white, with a large brown blotch and smaller ones beside it. 1883.

O. t. Harryanum (Mr. Harry Veitch's). In this form, the sepals and petals are almost blackish inside, tipped with light yellow; the lip is light yellow, and mauve at the base. 1883.

O. t. oculatum (eyed). fl., lip white, pandurate, crisped, marked with violet around the crest, and with a large brownish-violet blotch in front. O. t. xanthoglossum (yellow-lipped). A variety with a totally yellow lip, mauve blotches, and the crests only pure white. 1881. O. triumphans (triumphant).* fl. large and thick in substance, measuring upwards of 3in. in diameter; sepals and petals bright golden-yellow, blotched with deep brownish-crimson; lip cordate, the front portion deep warm rose-colour, and the basal half pure white, with a yellow centre; scape erect, many-flowered, branched. Spring. Pseudo-bulbs short, thick, speckled with brown, and bearing shining bright green leaves. Tropical America, 1867. A splendid species, of which there are several very desirable varieties. (B. O. 23; I. H. 609; W. O. A. 258.) O. Uro-Skinneri (Ure Skinner's).* fl., sepals and petals oblong, light green or greenish-yellow, freckled with reddish-brown spots, 1 1/2in. across; lip broad-cordate, white, thickly covered with soft blue spots, and sometimes tinged with red; spikes simple, 2ft. to 3ft. high, from ten to twenty-flowered. Latter part of summer and autumn. Pseudo-bulbs thick, bearing broad lanceolate leaves, 9in. to 12in. in length. Guatemala, 1854. A bold, free-growing species, very distinct in its colouring. It is closely allied to O. bictonense, but may be distinguished by the broad pseudo-bulbs, which become covered, in their second year, with a multitude of small, reddish dots; its wide sepals and petals; and the spotting of the lip. (B. O. 2.) O. velleum (fleecy). fl., sepals and petals yellow, with brown streaks; lip whitish, with numerous violaceous stripes and blotches. l. about 6in. long. Pseudo-bulbs narrow, flat. Ecuador, 1874.

O. vexativum (provoking). fl., sepals chestnut-brown, broad; petals broader, white, spotted with olive-green at the base; lip with a broad, semi-ovate blade, white, with a few olivaceous spots; callus yellow, with small red blotches; column white, wingless, tomentose; inflorescence large; bracts spathaceous. Mexico, 1877. A beautiful orchid.

O. vexillarium (standard). A synonym of Miltonia vexillaria. O. Victor (Victor). fl., sepals and petals yellow, with brown spots, spreading, wavy, and twisted; lip white, with brown blotches, pandurate, denticulate. 1883. This plant bears great similarity to O. Hallii. O. Wallisii (Wallis'). fl. 2in. to 3in. across; sepals and petals oblong, about 1in. long, golden-yellow, blotched with rosy-purple; lip straw-coloured, with a rosy blotch near the apex partially adnate to the column, and having the crest, margin, and apex white; spike erect or arching, five to ten-flowered. l. very narrow, grass-like, 9in. to 12in. long. Pseudo-bulbs ovoid, two-leaved. Columbia, 1870. SYN. O. purum. (I. H. n. s. 56.) O. Weirii (Weir's). fl. white, marked with lilac or purple, disposed in diffuse panicles; lip wavy, oblong, acute, velvety on the surface. New Grenada, 1875.

O. Weltoni (Welton's). A synonym of Miltonia Warscewiczii. O. Wilckeanum (Herr Wilcke's).* fl. of a very light whitish-yellow; sepals triangular, crisp; petals oblong, triangular, much broader, with some projecting angular laciniae; both sepals and petals have elegant brown blotches, which are transverse in the former and marginal in the latter; lip similar to that of O. crispum, with three to five small tendril-like processes each side, and two ragged keels, which are free at their ends, including an intermediate apiculus, orange at the base, elsewhere lightest yellow, with some brown blotches; column pale whitish-yellow, with a few brown spots; peduncles bearing a raceme of about five flowers. 1878. A very handsome hybrid, just intermediate between O. crispum and O. luteo-purpureum. (G. C. n. s., xxi. 640.) O. W. sulphureum (sulphur-coloured). fl. sulphur-coloured, having a few red blotches and lines on the lip, and one or two on the lateral sepals. 1884.