Polystachya.'] cxxxiii. orchideje (rolfe). 117 



28. P. Steudneri, Reichb.f. Otia Bot. Hamh. ii. 113. Plant G-8 in. 

 high. Stems short, slightly thickened into an oblong pseudobulb 

 below, 4-5-leaved. Leaves linear-lanceolate, acute, not coriaceous, 

 *2—^h in. long, 3-5 lin. broad. Scapes slightly puberulous, simple or 

 slightly branched. Bracts triangular-ovate, acute, or aristate, f lin. 

 long. Flowers about Ij lin. long. Sepals triangular, the dorsal 

 narrow. Petals linear. Lip trilobed, with a short linear claw ; side 

 lobes rounded ; front lobe linear-hgulate, acute ; disc f urfuraceous, 

 with an angled keel extending down the middle of the disc. Chin obtusely 

 angled, minute. Capsule elliptical-oblong, 3 lin. long. 



Wile Iiand. Abyssinia: Begemeder; Upper Guang, '' on Acacia sanguinea," 

 S/eudner, 704. Pogara, near the River Reb, Steudner, 702 ! 



The character of the flowers is taken from Reichenbach's description, the specimens 

 seen being imperfect. 



29. P. stauroglossa, Krcmzl. i7iEngL Pfl. Ost-Afr. C 155. Stems 

 aggregated, not bulbous, 4:-5-leaved. Leaves linear-lanceolate, acuminate, 

 minutely bilobed. Panicles sparingly branched, smooth, with many 

 small flowers. Bracts triangular, very minute. Flowers 1 lin. diam., 

 whitish-yellow with rosy margins. Dorsal sepal ovate ; lateral much 

 larger, nearly quadrate, concave. Petals ligulate, subacute. Lip very 

 narrow, linear at the base, trilobed ; side lobes linear ; front lobe tii- 

 angular, acute, smaller than the side lobes ; disc swollen. Chin veiy 

 obtuse or nearly absent. — ELranzl. in Engl. Jahrb. xxii. 22. 



wile Xiand. British East Africa : West of Lendu, 3600 feet, Stiihlmanu, 2670. 

 Only known to me from the original description. 



30. P. Stuhlmanni, Krdnzl. in Engl Pji. Ost-Afr. C. 155. 

 Habit of P. SteudneH^ Reichb. f. Stems not thickened at the base 

 or only slightly so, 3-4-leaved. Leaves linear, obtuse. Scapes simple 

 or sparingly branched, slightly puberulous. Flowers very small. 

 Dorsal sepal ovate, acute, minute ; lateral triangular, aristulate, much 

 larger. Petals linear. Lip trilobed; side lobes erect, spathulate in 

 front and united; front lobe linear-triangular, acuminate; disc 

 puberulous with some crystalline hairs. — KranzL in Engl. Jahrb. 

 xxii. 22. 



Wile Ziand. British East Africa : Mpororo, Stuhlmann. 



MCozamb. X>ist. German East Africa : Bukoba, on Lake Victoria Nyanza, Stuhl- 

 mann, 4105. 



Said to be allied to P. Steudneri, Reichb. f., but the flowers are smaller and more 

 hairy, and the side lobes of the lip are united in a remarkable way. I have not 

 seen it. 



31. P. Mannii, Polfe. Plant 9-12 in. high. Stems cylindrical. 

 3-4 in. high, -l-S-leaved. Leaves oblong-linear, subobtuse, 4-5 in. long. 

 Panicles slightly branched, 4-5 in. long. Bracts linear-setaceous, re- 

 flexed, 1-2 lin. long. Pedicels IJ lin. long. Dorsal sepal ovate, 

 subobtuse or apiculate, concave, 1 lin. long; lateral ovate-oblong, 

 carinate, apiculate. Petals ovate-oblong, subobtuse, J lin. long. Lip 



