162 CXXXIII. ORCHIDEÆ (ROLFE). [Listrostachys. 
29. L. multiflora, Rolfe. Leaf linear-oblong, shortly and un- 
equally bilobed, with an acute upper lobe, 2? in. long, 4 lin. broad. 
Racemes 24 in. long, dense, many-flowered. Bracts very broadly 
tubular, truncate, apiculate, } lin. long. Pedicels 1 lin. long. Sepals 
elliptic-oblong, obtuse, 1-1} lin. long. Petals orbicular, 1 lin. long. 
Lip broadly ovate, subacute, 1-1} lin. long; spur cylindrical, scarcely 
thickened above the middle, 3-34 lin. long. Column stout, } lin. long. 
Mozamb. Dist. German East Africa: Pangani Valley, Kirk ! 
30. L. pellucida, Reichb. f. in Walp. Ann. vi. 908. Stems short, 
7-8-leaved. Leaves oblong-lanceolate, obliquely subobtuse or obscurely 
bilobed, attenuate below, 9-15 in. long, 1-23 in. broad. Racemes long, 
slender, drooping, 1-2 ft. long, sometimes shorter, many-flowered from 
the base; flowers alternate. Bracts very broadly ovate, subobtuse or 
apiculate, 24-5 lin. long. Pedicels much shorter than the bracts. 
Flowers pellucid white. Sepals ovate-oblong, subobtuse, entire, 
4-54 lin. long. Petals similar to the sepals but fimbriate. Lip 
broadly subpandurate-ovate, truncate or retuse, 4-54} lin. long and 
nearly as broad; margin fimbriate, pellucid; disc with a small, erect, 
basal tooth ; spur curved, lying close under the limb of the lip, stout 
below the middle, then gradually tapering to the apex, about the 
same length as the limb of the lip. Column stout, 14 lin. long; 
rostellum triangular, subulate, bifid, short; pollen with 2 slender 
stipites on an oblong gland.—Angracum pellucidum, Lindl. in Bot. 
Reg. 1844, t. 2; Gard. Chron. 1895, xviii. 158, with plate ; A. Althofiit, 
Krinzl. in Mitth. Deutsch. Schutzgeb. ii. (1889), 160 ; Listrostachys 
Althoff, Durand & Schinz., Conspect. Fl. Afr. v. 47. 
Upper Guinea. Sierra Leone: Lumbaraya, Scott-Elliot, 5005! and without 
precise locality, Loddiges! Whitfield! Lagos, Moloney! Lower Niger: Onitsa, 
Barter, 1757! Brass, Barter, 37! Cameroons: Barombi, Preuss, 445! Bipinde, 
Zenker, 1053! Yaunde, Zenker & Staudt, 417! 
31. L. divitiflora, Kriinzl. in Engl. Pfi. Ost-Afr. ©. 158. Stems 
curved, woody, leafy only at the apex. Leaves 1 or 2, oblong o 
oblong-lanceolate, 6 in. long, 14 in. broad; apex very unequal an 
obtuse. Racemes many, deflexed, floriferous from the base to the apex- 
Bracts ochreate, retuse. Flowers 4—5 lin. diam., white. Sepals ligulate 
from a slightly broader base, acute or acuminate. Petals similar to but 
a little smaller than the sepals. Lip nearly quadrate, retuse, with an 
apiculus in the angle; base transversely plicate, without a basal tooth ; 
spur obtuse, shorter than the lip. Column stout; rostellum produced. 
—Krinzl. in Engl. Jahrb. xxii. 28. 
Wile Land. British East Africa: Ituri River, 2900 ft., Stuhlmann, 2636. 
Only known to me from the original description, but said to be allied to the 
preceding. 
32. L. vagans, Rolfe. “ Habit of a gigantic Vanda.” Leaves 
oblong or elliptic-oblong, 8-94 in. long, 13-2 in. broad; apex slightly 
oblique and subobtuse or apiculate. Racemes slender, pendulous; 
