LYCASTE 



LYCASTE 



1925 



KEY TO THE SPECIES. 



A. Middle lobe of lip semi-nhlong or 

 rouJtded, usually obtuse or truncate. 



B. Lip pilose with long hairs 1. lasioglossa 



BB. Lip glabrous or .'<hort-pubescent. 



c. Fls. white, sonutinits green-tinged 

 (some uhit<' fornix of L. ^kinneri 

 might be sought here). 

 D. Sepals ii'ori/-whitc; disk-plate 



grooved and etnarginate 2. COStatfl, 



DD. Sepals greenish lehite; disk- 

 plate inth 3-5 parallel raised 



lines 3 lanipes 



CC. Fls, not entirely white. 

 D. Petal white, 



E. Siimls oblong, but little longer 

 than petals, 

 F, Front lobe of lip entire; 



sepals pale green 4. Candida 



FF. Front lobe of lip denticu- 

 late: sepals olive 5. plana 



EE. .Sepals lanceolate, much 



longer than petals 6. Schilleriana 



DD. Petals not white, 



E. The lip toothed or fringed, 

 F, Sepals and petuls olive^ 

 much longer than the 

 maroon orange-bordered 



lip 7. gigantea 



FT. Sepals and petals dull green, 

 about as long as the green 



white-bordered lip 8. loCUSta 



EE. The lip entire, 



F. Size of fls, 3 in. across or 

 less; sepals yellowish 

 green. 

 G, .S e p a I s and petals 

 streaked with red- 

 brown; lip white 9. tetragona 



GG. Sepals and petals not 

 marked; lip yellow. 

 H. Base of lip blood-red; 



front lobe quadrate. 10, cnienta 

 HH. Base of lip yellow; 

 front lobe oblong- 

 ovate 11. macrobulbon 



FF. Size of fls, 5-f) in. across; 

 sepals rose {white in 



some forms) 12 Skinneri 



AA. Middle lobe of lip spatulate 13. aroma tica 



AAA. Middle lobe of lip ovate-acuminate . ... 14. Deppei 



1. lasioglossa, Reichb. f. Pseudobulbs 3 in. long, 

 ovoifi, compressed: Ivs. 8-12 in. long, elliptic-lanceo- 

 late: scape 1-fld.; fls. 5 in. across; sepals spreading, 

 narrowly oblong, dull brown or greeni.sh brown; petals 

 one-third a.s long, erect, concave, obtuse, golden yellow; 

 labellum as long as the petals, also golden yellow; lateral 

 lobes short, obtuse; middle lobe oblong, covered with 

 long, soft hairs; callus ovate, notched. Autumn and 

 winter. Guatemala. B.M. 62.51. G.M. 44:179.— Very 

 odd but not showy. 



2. costata, Pseudobulbs oblong, compressed, .3-.5 in. 

 long: Ivs. 2-3 at the apex, 6-10 in. long, broadly oblong- 

 lanceolate, acuminate: scape erect, as long a,s the pseudo- 

 bulb: fls. large, nearlj- white or creamy yellow; dorsal 

 sepals oblong-lanceolate, the lateral sepal similar but 

 falcate, united with the column to form a blunt spur; 

 petals smaller, somewhat undulate; lateral lobes of the 

 labellum small, erect ; middle lobe ovate-rotund, toothed. 

 Peru. B.M. .570(5 (a-s L. Barringtoni^ var. grandiflora) . 

 .I.H. III. 42:5. CO. 10. 



3. lanipes, Lindl. Pseudobulbs large: Ivs. lanceolate, 

 12-18 in. long: fls. sohtary, as many as 15 on a plant, 

 creamy white; sepals and petals oblong-lanceolate; 

 Labellum smooth; lateral lobes ovate-obtu.se; middle 

 lobe oblong, obtuse, serrate, with a concave, ribbed 

 callus. Oct. Ecuador. — Lindley says the fls. are pale 

 green, 2 '2 in. long before they expand, without a trace 

 of anv other color. 



4. Candida, Lindl. (L. breeUpatha, Klotzsch). 

 P.seudobulbs ovoid, much compressed: Ivs. oblong- 

 acuminate: fls. about 2 in. across; sepals spreading, re- 

 flexed and acute at the apices, oblong, slight.ly woolly 

 at base, yellowish green, sometimes dotted with light 

 rose; petals whitish, revolute, obtuse; labellum white, 

 with a few rose-colored spots; disk-plate obtuse, emar- 

 ginate at the apex; column hairy on the inner surface. 

 Costa Rica. C.O. 6. Var. Lawrenceana, Hort. Sepals 

 and petals tinted with rose, otherwise the fls. are like 

 those of the type. Var. rfibra has been offered. 



5. plana, Lindl. A robust jjlant, with large ribbed 

 pseudobulbs and ample-pointed oval Ivs. : fls. 3-4 in. 

 across; sepals oblong, plane, rich madder-red inside; 

 petals smaller, with recurved tips, white, tipped with 

 crimson; labellum smaller, white spotted with crimson; 

 side lobes crenulate; middle lobe rounded, obtuse, 

 serrate, crested. Winter. Bolivia. B.R. 29:35. Var. 

 Measuresiana, Williams. Sepals reddish brown, tipped 

 with green; petals and labellum white spotted with 

 bright rose, except on the margins of the petals. Autumn. 



6. Schilleriana, Reichb. f. Plant resembling L. Skin- 

 neri in habit: pseudobulbs 2-lvd.: Ivs. elongate-lanceo- 

 late, up to 2 ft. long: scape 1-fld., suberect, 8 in. long; 

 sepals large, spreading, oblong-lanceolate, 4 in. long, 

 brown; petals erect, with recurved tips, small, IJ^ in. 

 long, white, speckled with brown on the back ; labellum 

 as long as the petals, white, speckled and tinged with 

 rose; side lobes small; middle lobe ovate-quadrate, 

 crenulate ; callus tongue-shaped, concave. Often the parta 

 of the fl. are more or less spotted and hairy in places. 

 July, Aug. Colombia. Gt. 39: 1321. Var. magnifica, 

 Hort. Sepals long, oUve-tinted; petals and lip white. 



7. gigantea, Lindl. P.seudobulbs often 6 in. high, 

 bearing 2-3 oblong-lanceolate Ivs. iyz-2 ft. long: scape 

 1-flii., somewhat shorter than the Ivs.; sepals ovate to 

 lanceolate, 3 in. long, rather olive-green; petals some- 

 what smaller, lanceolate, spreading, of the same color; 

 labellum oblong-lanceolate; side lobes acute' middle 

 lobe ovate, acuminate, serrate, rich maroon bordered 

 with a narrow orange margin; crest fleshy, emarginate. 

 The fl.-sts. are said to attain a height of 2 ft., with a 

 single large fl. In most of the specimens in cult, the lip 

 is abruptlv rounded off. June-Aug.; Nov., Dec. Widely 

 dispersed" in Cent. Amer. B.M. 5616. B.R. 31:.34. 

 C.O. 7. 



S. locusta, Reichb. f. Pseudobulbs pyriform: Ivs. 

 oblong-ligulate, acute: fls. smaller than those of L. 

 Deppei, all green except the white column; the odd 

 sepal oblong, obtuse; the lateral ones Unear-oblong, 

 acute; petals bent down inside of the lateral sepal; la- 

 bellum with acute side lobes and a .semi-oblong, fleshy, 

 convex middle lobe, all peen; on the disk are 2 narrow 

 keels, confluent behind into a fleshy emarginate callus. 

 Peru. B.M. 8020. G.C. III. 49:260. 



9. tetrag6na, Lindl. Pseudobulbs ovate, tetragonal: 

 Ivs. solitary, ovate-lanceolate: scajje 1-4 fld.; fls. green- 

 ish streaked with crimson; sepals and petals oblong- 

 ovate, rather obtuse, half-spreading, the 2 lower form- 

 ing a blunt, projecting angle at base; labellum smaller, 

 white and purple or green and purple, with a shovel- 

 shaped appendage on the disk. Fls. not beautiful, but 

 very fragrant, remaining fresh for two months. June. 

 Brazil. B.M. 3146 and B.R. 1428 (both as Maxillana 

 tetragona). 



10. cruenta, Lindl. Pseudobulbs compressed: Ivs. 

 many, oblong, membranaceous: scape bearing 1 yellow 

 fl. (rarely 2), much larger than those of L, aromatica; 

 sepals ovate, obtuse; petals similar, erect and smaller; 

 labelhmi half as long as the sepals ; lateral lobes rounded ; 

 middle lobe rounded-truncate, crisp on the margin, 

 pubescent; crest small, fleshy. Like L. aromatica, but 

 the Ivs. much broader, fls. larger, and the labellum of 

 different shape and somewhat spotted with purple. 



