T r tricidaria.~\ xciv. lextibularie.e (stapf). 485 



.long, lobes narrow, acute ; lower lip parallel to the upper, 3-lobed, 

 about 7 lin. long, base cuneate, side lobes short, broad, subacute, middle 

 lobe triangular-lanceolate, much longer than the side lobes ; spur conic, 

 obtuse, more or less curved upwards, 2^ lin. long. Anthers h lin. long ; 

 filaments filiform, over ^ lin. long; pollen globose, with 3 pores. Style 

 short, but distinct ; upper lip very short and broad ; lower lip truncate, 

 very broad. Capsule and seeds unknown. — Kam. in Engl. Jahrb. 

 xxxiii. 106. 



lower Guinea. Island of St. Thomas : in moss on trees, 1300 ft., Holler ! 



19. U. sutmlata, Linn. S]). PI. eel. i. 18. A delicate, dwarf sub-ter- 

 restrial herb, 3—4 in. high. Stolons in pseudo-whorls from the base of 

 the scape, descending, stiff and somewhat thickened at the base, then 

 .filiform to very finely capillary and flexuous, from a few to ( J lin. long, 

 branched ; branches short, finely capillary with one or several branchlets ; 

 branehlets frequently replaced by bladders. Leaves in small rosettes 

 at the base of the scapes (below the stolons), with a narrow linear-lanceo- 

 late blade, up to 2h lin. long and ^ lin. broad and a filiform petiole 

 of the same length, or more or less filiform. Bladders on the stolons, 

 .rarely on the leaves, ovoid, ^— J lin. long, mouth small, oblique, sub- 

 opposite to the stalk, with a pair of staghorn-shaped antenna?. Scape 

 .filiform, straight, simple, with very few minute adpressed peltate scales, 

 (3-2- (rarely 1-) flowered ; axis of inflorescence often flexuous or zig-zag ; 

 bracts peltate, about -J- lin. long, membranous, upper half acute, lower 

 .rounded, bracteoles ; pedicels very fine, up to 4^ lin. long. Sepals 

 broad-elliptic to orbicular ; upper about §■ lin. long ; lower slightly 

 shorter, in the fruit prominently striate. Corolla yellow, 2h lin. long ; 

 upper lip broad-ovate, about 1^ lin. long, entire ; lower lip 1|— 2J lin. 

 long, 3-lobed ; middle lobe much longer than the lateral, ovate ; palate 

 much raised, truncate or slightly emarginate in front view, minutely 

 papillose ; spur conic to cylindric, very wide, obtuse, 2-3 lin. long. 

 Filaments linear from a broader base, 4 lin. long ; anthers A lin. in 

 •cliam ; pollen very small. Stigma sessile on the globose ovary ; upper 

 lip ovate oblong, much smaller than the large depressed-orbicular lower 

 lip. Capsule globose, up to 1 lin. in diam. ; seeds globose-ellipsoid, 

 1 lin. long; testa smooth, longitudinally striate; embryo undifferentiated, 

 of the same shape as the seed. — DC. Prodr. viii. 16 ; Benj. in Mart. 

 El. Bras. x. 243 ; Oliv. in Journ. Linn. Soc. ix. 148 ; Hiern in Cat. 

 Afr. PI. Welw. i. 786 ; Kam. in Engl. Jahrb. xxiii. 105 (inch vars. 

 incequalis and minuta). 



Upper Guinea. Sierra Leone : west side of St. George's Water, near 

 Freetown, Johnston, 18 ! and without precise locality, Smeathmann I Afzelius ! 

 Liberia : Grand Bassa, Dinklage, 1727 (ex Kamienski). Lagos Island, Barter, 

 .20213 ! 



Wile land. Jur : Jur Ghattas, Sch-weutfurth, 2559 ! 



Lower Guinea. Lower Congo : near Leopoldville, Ducfa sne, 44 ; Stanley Pool, 

 Schlechier, 12580 ; and without precise locality, Gillet, 1 ; Dewevre, 1082 (all ex 

 Kamienski). Angola: Humpata; Empalanca Plains, 5500 ft., Welwitsch, 257 1 

 ■German South-west Africa : Hereroland ; Waterberg, Dinter, 352. 



