ffabenai'ia.] cxxxiii. orchide^ (rolfe). 249 



long. Pedicels 1|-2| in. long. Flowers large. Dorsal sepal ovate, 

 acute, 8 lin. long ; lateral oblong, cuneate-obovate, laterally apiculate, 

 9-10 lin. long. Petals bipartite, posterior lobe narrowly falcate-linear, 

 ag long as the dorsal sepal, appressed to its margin forming a galea ; 

 anterior lobe filiform, similar to the side lobes of the lip, 2 J in. long. 

 Lip tripartite ; side lobes filiform, 2|-2J in. long; front lobe a little 

 stouter above, 1\ in. long; spur cylindrical, 5 in. long. Stigmatic pro- 

 cesses clavate, 8 lin. long. Anther channels slender, 8 lin. long. 

 Rostellum subulate, 3|- lin. long. Staminodes triangular, acute, 1 lin. 

 long. 



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

 Carson, 31 ! 



lOG. H. Holubiiy Rolfe. Plant tall, base not seen. Upper 

 leaves ovate-oblong, subacute, somewhat sheathing below, 2-3 in. long. 

 Racemes lax, 3-8-flowered. Bracts ovate-oblong, acute, f-lj in. long. 

 Pedicels 2-2^ in. long. Dorsal sepal elliptic-oblong, acute, 8 lin. 

 long ; lateral oblique, falcate-obovate from a cuneate base, apiculate, 

 10-11 lin. long. Petals bipartite ; posterior lobe filiform, as long as 

 the dorsal sepal and adhering to its margin ; anterior lobe falcate- 

 linear, regularly attenuate upwards and acuminate, IJ in. long. Lip 

 tripartite ; side lobes ovate-lanceolate, acute, 4 lin. long ; front lobe 

 linear-filiform, acute, 1-1 J in. long; spur 3 in. long, slender below, 

 clavate at the apex. Stigmatic processes B-7 lin. long, slender, capitate. 

 Anther channels slender, nearly as long as the stigmas. Rostellum 

 triangular-subulate, acute, 2J lin. long. 



nCozamb. Bist. Rhodesia : Leshumo Valley, near the Zambesi, Holuh, 446 ! 

 447! 599! 



107. H. ecaudata, Kranzl. in Engl. Pfl. Ost-Afr. C. 152. Plant 



very large and tall, the part seen over 2 ft. high. Leaves ovate-oblong, 

 obtuse, 5 in. long, 2 in. broad, decreasing upwards into the bracts. 

 Racemes about 7-flowered. Bracts oblong, acuminate, J-f as long as 

 the ovary. Flowers among the largest of the genus. Dorsal sepal 

 cucullate, acute ; lateral oblique, longer than the dorsal, cuneate, 

 laterally apiculate ; base united with the base of the lip and the 

 stigmatic processes. Petals bipartite ; posterior lobe linear, as long as 

 the dorsal sepal and strongly agglutinated with it ; anterior lobe very 

 narrowly linear, more than twice as long as the posterior, recurved 

 like a horn. Lip tripartite from an entire, linear base ; lobes linear ; 

 side lobes very long, as long as the anterior lobe of the petals ; front 

 lobe one-third shorter than and twice as broad as the side lobes ; spur 

 entirely absent. Stigmatic processes cochleate at the apex. Anthers 

 very tall, acute ; channels very long, straight, as long as the stigmas. 

 Rostellum serrulate in front ; apex produced into a flattened minutely 

 tuberculate limb. — Kranzl. in Engl. Jahrb. xxii. 19. 



Mozamb. Blst. German East Africa : Usagara ; hilly country, near Mtondwe, 

 in a (lamp valley, Stuhlmann, 8282. 



Remarkable for the absence of a spur, also in the shape of the rostellum, but said 

 to be allied to H. cirrhata, Reichb. f. I have not seen it. 



