Lissochilus.] cxxxiii. orchide^ (rolfe). 87 



43. la. elatuSy Rolfe. Rhizome stout. Leaves long petiolate, 

 narrowly lanceolate, acuminate, 2-3 ft. long, 1J-2| in. broad. Scapes 

 4-8 ft. high, with numerous sheaths below; racemes 9-12 in. long, 

 many-flowered. Bracts obovate-oblong or elliptic-oblong, obtuse or 

 apiculate, concave, f-1 in. long. Flowers pink or purple. Sepals 

 oblong or obovate-oblong, apiculate, 9-11 lin. long. Petals suborbicular- 

 elliptical, 1-1 J in. long. Lip trilobed, 1-1^- lin. long; side lobes 

 broadly rounded ; front lobe broadly elliptic-oblong or obovate, obtuse ; 

 disc with 3 slender, thickened keels. Column clavate, 8 lin. long. 

 Capsule broadly elliptical, Ij in. long. 



Upper Guinea. Cameroons : Batanga ; near Lobe village, in damp grassy 

 places. Bates, 61 ! Cameroon country, King I 



Xiower Guinea. Gaboon : Gaboon River, Mann, 1039 ! Munda ; Sibange Farm, 

 in swamps, Soyaux, 39 ! Angola : Benguela, Monteiro ! Congo, Smith ! 



Near L. giganteus, Welw., but a dwarfer plant, with narrower leaves and 

 smaller bracts and flowers. The plant cited by Kranzlin as L. giganteus, Reichb, f. 

 (Mitth. Deutsch. Schutzgeb. ii. 1889, 156) from Batanga, Braun, 23, probably 

 belongs here. 



44. L. giganteus, Welw. ex Reichb. f. in Flm^a, 1865, 187. Khizome 

 stout. Leaves elongate, lanceolate, acuminate, long petiolate, 3-4 ft. 

 Jong, 3-4 in. broad. Scapes 8-16 ft. high, with numerous sheaths 

 below; racemes 1-1 J ft. long, 20-30-flowered. Bracts oblong or ob- 

 ovate-oblong, obtuse or apiculate, concave, |-lf in. long. Pedicels l:|-2 

 in. long. Flowers light purple, with yellow keels to the lip. Sepals 

 oblong or obovate-oblong, obtuse, and sometimes incurved and concave, 

 9-10 lin. long, light green. Petals broadly elliptic-oblong, obtuse or 

 apiculate, lJ-1 J in. long, light purple. Lip trilobed, lij-lj in. long, 

 light purple; side lobes broadly rounded; front lobe quadrate- sub- 

 orbicular, obtuse or emarginate ; disc with 3 somewhat thickened 

 keels in the middle; spur broadly conical, 5-6 lin. long, somewhat 

 narrowed and subacute at the apex. — Reichb. f. in Gard. Chron. 1888, 

 iii. 616, 617, fig. 83; iv. 353; 111. Hort. 1888, 49, t. 53; Will. Orch. 

 Alb. X. t. 457 ; Veitch, Man. Orch. ix. 3. Eulophia gigantea, N, E. 

 Br. in Kew Bulletin, 1889, 90. 



Xiower Guinea. Angola : Golungo Alto ; in swamps by the Cuango rivulet, and 

 other parts of the province of Camilungo, widely diffused over the region, 1000-2400 ft., 

 Welwitsch, 673 ! Congo : Ponto da Lenha, near the mouth of the Congo River, on 

 river banks, Monteiro ! 



45. L. Welwitschii, Reichb. f. in Fl&ra, 1865, 188. Leaves 

 lanceolate, acute, long petiolate, 2-3 ft. long, about 1;^ in. broad. 

 Scapes 4-6 ft. high, stout ; racemes 1 ft. or more long, many-flowered. 

 Bracts broadly ovate or ovate-oblong, subobtuse, 8-10 lin. long. 

 Pedicels 12-15 lin. long. Sepals oblong or obovate-oblong, subacute, 

 9-10 lin. long. Petals broadly elliptical or suborbicular-elliptical, 1 3-1 4 

 lin. long. Lip trilobed, 18-19 lin. long; side lobes broadly rounded, 

 crenulate at the apex ; front lobe broadly oblong, subobtuse, crenulate ; 

 disc with 3 deep, narrow, crenulate lamellae in the middle, the central 



