Utricular ia.] xciv. lentibularie^ (stapf). 487 



tendrils or adhesive roots and fixing the plant to the substratum. 

 Leaves pinnatifid, up to |- in. long, articulate at the base ; segments 

 capillary, simple or bifid, minutely glandular. Bladders 0. Scapes 

 from a few inches to nearly 1 ft. long, rigid or more or less flexuous, 

 slender to more than i lin. in diam., simple or sparingly branched, 5- 

 to many-fiowei'ed, with or without scales resembling the bracts; bracts 

 rotundate, up to 1 lin. long; bracteoles linear, -| lin. long; pedicels 1 or 

 at length up to 2 lin. long, slender, suberect. Sepals very unequal : 

 upper rotundate, 1 lin. long ; lower elliptic-orbicular, up to over ^- lin. 

 long. Corolla (according to Oliver and Benjamin) \\ lin. long ; upper 

 lip ovate-rotundate, obtuse, entire, f- 1 lin. long ; lower lip slightly 

 longer than the upper, 2-lobed, lobes obtuse ; spur reduced to a slight 

 sac-like bulging. Filaments filiform from a broad base ; anthers 

 orbicular, J lin. in diam. ; pollen very small, with 4 fine longitudinal 

 grooves. Stigma sessile; upper lip 0; lower depressed-orbicular, large. 

 Capsule globose, 1 lin. in diam., faintly 4-ridged ; seeds obliquely ellip- 

 soid, T l jj— y lin. long, exuding a coat of mucilage when wetted. — Oliver 

 in Journ. Linn. Soc. ix. 148 ; Kam. in Engl. Jahrb. xxxiii. 106. U* 

 suaveolens, Afz. ex Benj. I.e. 



Upper Guinea. Senegambia : on rocks in swift currents of water near Fouta 

 Jallon, Heudelot. 710 ! Sierra Leone : Sugarloaf Mountain, near Freetown, Barter / 

 stream near Franziga, Scott-EUiof, 4736 ! and without precise locality, Afzelius f 

 Smeathman ! 



A very remarkable species, resembling in habit the genera Quartinia (Lythra- 

 riece) and Angolaea {Podostemacete) which grow under similar conditions. It 

 is nearly allied to U. neottioides, a native of Brazil. 



22. U. Thoimingii, Sehumach. in Schumach. & Thonn. Beskr. 

 Guin. PI. 12. A submerged, aquatic herb floating close to the surface. 

 Stems up to over 1 ft. long, filiform to more than ^ lin. in diam. Leaves 

 heteromorphic; normal leaves from a few lines to more than \ in. apart,, 

 rarely subopposite, 3— 6-partite, auriclecl, rays up to \\ in. long, finely 

 filiform or dilated and up to over 1 lin. broad, auricles solitary or paired,, 

 adpressed to the axis, orbicular-cordate to reniform with a narrow sinus, 

 3-4 lin. across, hyaline, delicately ciliate-dentate ; pinnss up to 4 lin. 

 long, usually furcate from near the base, ultimate segments capillary r 

 minutely setose, with or without bladders ; bladders usually solitary r 

 from the lower part of a pinna, obliquely globose-ovoid, §— \ lin. in 

 diam., mouth lateral, truncate, oblong, naked or (according to Kamienski) 

 with 2 setiform antenna?; float leaves in a false whorl of 6 (rarely 

 fewer or more) or irregularly approximate, 1J- 2J in. below the lowest 

 flower, linear-oblong to oblong in outline, terete, 10-12 lin. long, 

 1^-2 \ lin. in diam., with short or long pinna? near the apex. Raceme- 

 few- to many-flowered ; peduncle below the floats 2-4 in. long or occa- 

 sionally very short, slender ; bracts broad-ovate, obtuse, up to almost 

 1 lin. long ; bracteoles ; pedicels 1-1 \ lin. long, filiform and obliquely 

 erect when in flower, then spreading or recurved, with gradually widen- 

 ing wings passing into the wide base of the mature calyx. Sepals 

 suborbicular-ovate or orbicular, obtuse, upper almost 2 lin., lower 



