786 xc. LENTiBULARTACEiE. [Utricular la 



long; upper lip orbicular, entire; lower obscurely 2- to 3- 

 crenate ; spur as long as the lower lip. 



HuiLLA.— Flowers orange-yellow. At the muddy shore of the great 

 lake of Ivantala where the river Cacolovar takes its rise, at an elevation 

 about 4000 ft. ; fl. end of Feb. 18G0. No. 270. 



4. U. exoleta Br. Prodr. p. 430 (1810). 



U. diantha Schult. Meant, i. p. 169 (1822); Oliv., Z.c, p. 147; 

 non Alph. DC. 



IcoLO E Bkn(io, — Floating, densely casspitose ; flowers small, pale 

 yellow. In Lagoa da Funda, not far from the river Bengo, plentiful 

 but not then seen elsewhere ; fl. and fr. Sept. 1854. No. 267- 



Barra do Daxde. — A tender, amphibious herblet, sometimes float- 

 ing with a much branched rhizome laden with small bladders, sometimes 

 growing on the damp mud with an abbreviated rhizome and without 

 any bladders ; flowers deep yellow. At the margins of the river 

 Dande and in neighbouring lakes near Bombo, sparingly ; fl. and 

 young fr. Sept. 1858. No. 2676. 



5. U. diploglossa Welw. ex Oliv., I.e., p. 147. 



HuiLLA. — Annual, amphibious, sometimes floating, sometimes 

 terrestrial, with its rhizome and branches bearing crowded bladders 

 and aggregated in the form of cushions ; the bladders blackish green 

 or livid purple, large in proportion to the size of the plant, com- 

 pressedly ovoid, ramentaceous at the top ; scape scarcely an inch long, 

 bibracteolate in the middle, 1 -flowered, erect at the time of flowering, 

 bent downwards in fruit ; corolla yellow, moderate in size ; the upper 

 lip 2- or 3-crenulate at the apex, not bifid ; the lower lip longer than 

 and twice as broad as the upper, bent downwards, sub-entire and 

 reflected on the margin, as well as the broadly conical obtuse spur 

 furnished beneath with thin scattered hairs ; the palate very large 

 and prominent ; anthers inserted on the filaments below the apex. In 

 spongy places by streams and in still bays of the streams, in Morro 

 de Lopollo, at an elevation of 5300 ft., plentiful ; fl, and fr. middle 

 of May 1860. No. 271. At the banks of the river Monino. A more 

 densely caespitose form. No. 271 &• 



6. TJ. cymbantha Oliv., I.e., p. 147. 



HuiLLA. — Corolla pale yellow or straw-coloured, small. Sometimes 

 floating, sometimes terrestrial, in rather shallow pools and covered 

 with various species of Algas, creeping along mud and forming broad 

 spongy patches ; in the more elevated wooded parts of Morro de 

 Lopollo, seen nowhere else ; fl. April 1860. No. 272. 



This is the plant referred to as U. ecalcarata in Journ. Bot. xxxv. 

 pp. 38, 77, 78, 71), 81, 86, 87, and cf. p. 146 (1897) ; it formed a harbour 

 for the following f resh- water algas : n. 179 ; Mougeotia (sp.), Peniwii 

 (sp.), P. variolataiii West, P. in'fnutuin Cleve, Docid'mm trir/oniniferuni, 

 West, Tetmetnonis granuJafus Ralfs, Micra^terias arcuata Bail., var. 

 HuJiiHunatifida West, and ,1/. tropica Nordst., var. crassa West. 



7. U. subulata L. Sp. PI., edit. 1, p. 18 (1753) ; Oliv., I.e., p. 148. 

 HuiLLA.— An annual insignificant little herb ; leaves radical, 



spathulate-lingulate, greatly attenuate at the base ; scapes few- 

 flowered, setiform ; pedicels spreading-divaricate ; flowers yellow ; 

 capsules globose, red, resembling the sporogonia of mosses. In damp 

 pastures near Empalanca, on the Humpata plateau, in mossy places 



