2 HYDROCHARIDE& (Wright). — [Lagarosiphon. 
6, short, inserted in the throat of the perianth-tube ; style shortly 
exser rted ; stigmas 3, short, forke ; pericarp membranous. idl. 
in Journ. Lin n, Soc, xxii, 233 : Wright i in Dyer, Fl. Trop. Afr. vii. 3. 
Hydrilla drasdalad Presi, Bot. ‘Bemerk. 112. H. muscoides, Planch. in 
nn. Sci. Nat. 3™ sér. xi. 79. nes be Drege, Zwei Pfl. Docu- 
ers 130. Fluvialea, Drége, lc. 136, 140. 
. B, major (Ridl. in Journ. Linn. Soc 233) ; 2 Tne h more robust 
pa ‘hen the type, much resembling Hydrilla “verticillata, } Royle ; leaves thick, 
e, da green, 9 lin. long, 1-2 lin. wide, with short obtuse teeth on the pale 
Ti cure, 
Coast Recion: Uitenhage Div.; swamp near the mouth of the septa ae 
River, Drége, 2276c! Bontjes River, Zuurberg srticed 2000 ft., Drége, 2276b! 
ipladorb; Beyer, 1732! Bathurst Div. ; in a valley between Devonshire 
Farm and Glenfilling , under 1000 ft. , Drége, 227 6a! Var. 8: Victoria East Div 
i 00} er, 17! 
LAHARI REGION: Orange ee Colony ; Laai “gl Burke! and canny 
ge mae is — “Floone svaal ; Zwart Rive New Scotland, Nels 
a ransvaal ; go nkers rspruit, _ Reimann, 6559 ! Trigards 
Ponbeta: Pirvbah e678 1 ‘Sfanderton, Schlechter, 3464 
Eastern ReGion : Var . B: Natal; near Greytown, Wilms, 2374! 
Also in Tropical Africa. 
OrpER CXXX. BURMANNIACEA, 
(By C. H. Wriceur.) 
owers hermaphrodite. Perianth superior, petaloid; tube 
cylindrical ‘or gibbous, sometimes winged ; limb of 6 lobes in two 
series, the outer the larger, or 3 in one whorl tamens 3 or 6, 
inserted on the perianth ; anthers with 2 widely separated cells ; 
connective dilated. vary inferior, l-celled with 3 parietal 
placentas or 3-celled with 3 axile placentas ; style simple ; stigmas 3, 
often 2-3-fid ; ovules numerous. Capsule crowned by the marcescent 
longitudinal slits or a lid. Seeds numerous, small; testa lax ; 
a minute, undivided. 
Sm: rrestrial ae ir green paper or slender leafi ites ; 
ins doce bractea re rarely flowers solita Wu eee 
Distrrs, ——- 9, species about 50, isetaia Chidiyti the tropics of both 
hemispheres. 
I. BURMANNIA, Linn. 
Perianth superior ; tube pie cine 3-angled or 3-winged ; lobes 
6, 3 inner smaller than the outer or absent. Anthers $. subsessile 
in the perianth-tube ; cells globose or clavate, dehiscing transversely ; ; 
connective produced at the apex into an entire or “2-par tite crest, 
