00 cxxxiii. ORCHIDE.E (rolpe). [LissocMlus, 



Very distinct from the type, having more acuminate bracts and much smaller 

 flowers. 



53. L. renschianus, Reichh. f. Otia Bot. Hamh, ii. 75. Leaves 

 cuneate -oblong, acuminate, about 15 in. long, 2\ in. broad. Scapes 

 elongate, racemose, with a single basal branch, lax-flowered. Bracts 

 triangular, acuminate or acute, J- J as long as the pedicel. Sepals 

 cuneate-ligulate, acute. Petals rhomboid, acute, obtuse-angled, as long 

 as the sepals but much broader. Lip trilobed : side lobes ligulate, 

 obtuse, suberect; front lobe subrhomboid-ligulate, acute, with an 

 obtuse angle on either side near the apex ; disc with a thickened 

 median keel ; spur slender, not half as long as the front lobe. 



IiO'w^er Gruinea. Angola: Pungo Adongo, Mechoiv, 138. 



Only known to me from the original description, but said to be near L. paivoeanus, 

 Reichh. f., from which it differs in its broader leaves, narrower bracts, and in the shape 

 and narrower side lobes of the lip. 



54. L. papilionaceus, Rendle in Journ. Bot. 1895, 170. Scapes 

 2 1 ft. high, with a few sheaths below ; racemes 9 in. long, lax. Bracts 

 ovate-lanceolate, acute or acuminate, 4-10 lin. long. Pedicels 7-8 lin. 

 long. Sepals oblong-lanceolate, acute, 7-8 lin. long. Petals orbicular- 

 ovate, apiculate, 7-8 lin. long. Lip trilobed, G-7 lin. long ; side lobes 

 broadly oblong, obtuse ; front lobe orbicular-ovate, apiculate, convex, 

 with reflexed sides ; disc with 3 slightly thickened keels ; spur conical, 

 3-4 lin. long. Column stout, 3 lin. long. 



Mozamb. IWst. British Central Africa : Stevenson Road, 4000-5000 ft.,. 

 Scott-ElUot, 8268 ! 



55. la. Carsoniy Rolfe. Leaves elongate-lanceolate, acuminate, 

 9-12 in. long, J-1 in. broad. Scapes 3 ft. high, with a few sheaths 

 below ; racemes 1-1| ft. long, laxly many-flowered. Bracts lanceolate 

 or oblong-lanceolate, acute, 3-5 lin. long. Pedicels 6-7 lin. long. 

 Sepals elliptic-oblong or oblong-lanceolate, acute, 6 lin. long. Petals 

 broadly suborbicular-ovate, 7 lin. long. Lip trilobed, 5-6 lin. long : 

 side lobes oblong, obtuse; front lobe suborbicular, apiculate, with 

 deflexed sides ; disc with a central, scarcely thickened keel, obscurely 

 crenulate at the base ; spur oblong, obtuse, stout, 3 lin. long. Column 

 clavate, stout, 4 lin. long. 



Mozamb. Bist. British Central Africa : Fwambo, south of Lake Tanganyika, 

 Carsou, 123 ! 



56. L. Grantii, Reichh. f. in Trans. Linn. Soc. xxix. 153. Scapes 

 stout, 2-3 ft. high, with several sheaths below; racemes 6-12 in. long, 

 many-flowered. Bracts ovate or ovate-lanceolate, acute or acuminate, 

 4-7 lin. long. Pedicels 5-7 lin. long. Flowers yellow. Sepals broadly 

 elliptical or ovate-elliptical, apiculate, 6-7 lin. long. Petals orbicular 

 or orbicular-ovate, obtuse, 6-7 lin. long. Lip trilobed, 5-6 lin. long ; 

 side lobes orbicular- oblong ; front lobe orbicular-ovate, apiculate, convex 



