llabenciria.] cxxxiii. orchide^ (rolfe). 225 



Petals lanceolate-oblong, subobtuse, 13 lin. long. Lip narrowly clawed, 

 trilobed ; claw 5 lin. long ; lobes 1 in. long ; side lobes broken up on 

 the outer edge into 10-12 filiform segments; front lobe linear, sub- 

 obtuse; spur cylindrical, slightly curved, ij lin. long. Stigmatic 

 processes f in. long, free part 4J lin. long. Anther cells adnate up to 

 the middle ; caudicles slender, 2 J lin. long, free. Rostellum with front 

 lobe obsolete. — If. off. H. niacranthcBj Reichb. f. ex Oliv. in Trans. 

 Linn. Soc. ser. 2, ii. 349. 



XVEozamb. Blst. German East Africa : Mount Kilimanjaro ; 6000 ft., Johnston ! 

 at Mochi, 4000-5500 ft., and higher slopes above Morang to 10,000 ft., Taylor 1 

 Marangu, 4900 ft., Volkens, 259 ! 



. Near H. macrantha, Hochst,, but the flowers are larger, the claw of the lip much 

 narrower and fully twice as long, and the anther cells adnate as far as the middle to 

 the stigmatic arms, the free portion of the latter thus being proportionally much 

 shorter. 



41. H. prsestansy Rendle in Journ. Bot. 1895, 293. Plant 1-1 J 

 ft. high. Leaves cauline, ovate-lanceolate or oblong, acute or sul> 

 obtuse, 2-G in. long, f-lj in. broad, decreasing upwards into the 

 bracts. Racemes 5-G in. long, many-flowered. Bracts ovate, acute. 

 J-1 in. long. Pedicels 6-9 lin. long. Flowers yellow-green. Dorsal 

 sepal ovate, subobtuse or apiculate, 8 lin. long. Petals lanceolate- 

 oblong, subfalcate, subobtuse, 8 lin. long. Lip narrowly clawed, 

 trilobed; claw 4 lin. long; side lobes 11 lin. long, broken up into 

 about 12 filiform segments on the outside ; front lobe linear, subobtuse, 

 G lin. long; spur cylindrical, 10 lin. long, slightly thickened above. 

 Stigmatic arms G lin. long, free part 3 J- lin. long. Anther cells adnate 

 up to the middle ; caudicles slender, free for 2 J lin. Rostellum with 

 the middle lobe obsolete. 



Nile Iiand. British East Africa: Ruwenzori, sunny hillsides, 6000-7000 ft., 

 Seott-EUiot, 7808 ! 



nxozamb. Blst. British Central Africa : Shire Highlands ; at the top of Mt. 

 Zomba, BuchanaUy 301 ! near Blantyre, Last ! 



Differs from H. splendensy Rendle, in its narrower leaves, smaller flowers, shorter 

 and not acuminate petals, and much shorter spur. 



42. H. Mannii, Rook. f. in Jomm. Linn, Soc. vii. 222. Plant 6-12 

 in. high. Leaves cauline, oblong- lanceolate, acute, '2-4^ in. long. 

 Racemes 2- to many-flowered, up to G in. long. Bracts 8-12 lin. long. 

 Pedicels 7-9 lin. long. Flowers green. Dorsal sepal ovate, sub- 

 obtuse, cucuUate, 7 lin. long ; lateral oblong or semiovate-oblong, 

 obtuse, 7 lin. long. Petals oblong, subobtuse, 7 lin. long, forming a 

 galea with the dorsal sepal. Lip narrowly unguiculate, trilobed ; 

 unguis 2h lin. long ; side lobes spreading, 8-8 J lin. long, basal half 

 filiform, apical half broken up into 8-10 filiform lobes ; front lobe 

 linear, subacute, 7-7J lin. long ; spur 7 lin. long, slender below, sub- 

 clavate near the apex. Column completely bipartite to the base ; arms 

 diverging, J in. long. Anthers adnate to the arms for 3 lin. ; caudicles 

 slender, free for 1 lin. Stigmatic processes with a stalk j lin. long 

 above the anthers, then terminating in a recurved, unilateral, subclavate 



