54 cxxxiii. ORCHiDE^ (rolfe). [LissochUics. 



BKozamb. Ulst. Zanzibar Island, Hildebrandt, 1044 of 1873 collection (ex 

 :Reichenhach). German East Africa : Bagamoyo, Hildebrandt, 1044b of 1874 collec- 

 tion. Portuguese East Africa : Lower Zambesi ; Boror, Peters. Lower Shire, Gombra, 

 JScoit ! 



67. lie Volkensii, JRolfe. Pseudobulb stout. Leaves 5, tufted, 

 eloTio-ate-linear or linear-lanceolate, subacute, attenuate below, 9-18 in. 

 long, f-1 in. broad. Scapes 4-4 J ft. high, with several sheaths below ; 

 racemes 1 ft. long, laxly many- flowered. Bracts linear-lanceolate, acute, 

 3-5 lin. long. Pedicels 6 lin. long. Sepals ovate, apiculate, or sub- 

 acuminate, 2J-3 lin. long. Petals broadly ovate, C-7 Hn. long. Lip 

 pandurate- oblong, 6 lin. long ; basal auricles roundish-oblong ; front 

 lobe broadly elliptic-oblong, obtuse ; disc with 5-7 smooth keels ; 

 •spur conical, obtuse, 1-lJ lin. long. Column clavate, 3 lin. long. — 

 L. Krehsii, Kranzl. in Eng. Pfl. Ost-Afr. C. 156, in part (not Reichb. f.). 



Mozamb. Dist. German East Africa: Kilimanjaro; Rahe at 2600 ft., Volkens, 

 2191 ! 



G8. Lro Taylori, Ridl. in Journ. Bot. 1886, 293. Pseudobulb 

 oblong, conical, 2J in. long. Leaves linear, over 1 ft. long, J in. broad. 

 Scapes stout, 3 ft. high, with a few loose sheaths at the base. Bracts 

 lanceolate, acuminate, J in. long. Pedicels f in. long. Sepals ovate- 

 lanceolate, acuminate, 4 lin. long. Petals ovate, obtuse, 7-8 lin. long. 

 Lip trilobed, pandurate-oblong, 4-5 lin. long ; side lobes short, rounded ; 

 front lobe oblong-elliptical, obtuse, slightly crisped, 3 lin. long; disc 

 with about 8 slightly elevated keels ; spur very short, conical. Column 

 stout, 2 J lin. long. 



irile Iiand. Britisli East Africa : Rabai Hills at Jomvu, near Mombasa, 

 Taylor ! 



Mozamb. Slst. German East Africa : between Uyui and the coast, Taylor ! 



69. Li. graniticus, Reichh. f. Otia Bot. Hamb, ii. 75. Rhizome 

 stout. Leaves 5, tufted, elongate-linear, acute, 9-15 in. long, 3-4 lin. 

 broad. Scapes 4 ft. high, with a few sheaths below ; racemes 1 ft. long, 

 laxly many-flowered. Bracts linear-lanceolate, acute, 3-4 lin. long. 

 Pedicels 7-8 lin. long. Flowers yellow. Sepals ovate-oblong, apiculate 

 or acuminate, 3-3^ lin. long. Petals broadly ovate, apiculate, 6-7 lin. 

 long. Lip pandurate-oblong, 6 lin. long; side lobes rounded-oblong; 

 front lobe suborbicular-elliptical, obtuse ; disc w^ith 5 obscurely 

 crenulate keels ; spur conical, obtuse, about 1 lin. long. Column stout, 

 dilated above, 2 J lin. long.— Engl. Hochgeb. Fl. Trop. Afr. 187. 



Wile Xiand. Eritrea : Habab, 6000 ft., Hildebrandt, 382 ! 



70. L. Mechowii, Reichh. f. Otia Bot. Hamh. ii. 75. Leaves linear- 

 ligulate, acuminate, chartaceous, 6-7 lin. broad. Scapes tall, with the 

 flowers distantly racemose above. Bracts triangular, setaceous, very 

 short. Flowers yellow. Sepals triangular, short. Petals oblong, 

 '* very obtusely acute," very large. Lip trilobed ; side lobes short, 

 erect, united to the column; front lobe, oblong, acute, convex with 



