BOTANY OF SOUTHERN RHODESIA. "459 
Hy@ropuiza (§ Euhygrophila) cataracts, S. Moore, sp. nov. 
H. cauleascendente, subsimplici, superne folioso, piloso-hispido 
deinde glabro; foliis mediocribus, lineari-oblanceolatis, acuti- 
useulis, supra appresse strigosis mox fere glabris, subtus glabris ; 
floribus in spica interrupta inferne leviter paniculata folia 
longe excedente digestis; nodis plurifloris; bracteis lineari- 
lanceolatis, ut bracteole lineares quam se ipse minores et 
calycis pentameri lobi anguste lineares vel lineari-lanceolati 
inter se valde inzquales hispidis neenon margine longiciliatis ; 
eorolle tubo calyce breviore, eylindrico, labio antico amplo, 
ad 4 lobato, transverse rugoso et intus piloso, postico anguste 
ovato-oblongo ; filamentis exsertis; antheris inter se paullo 
inequalibus ; ovario pubescente ; stylo subincluso; ovulis quove 
in loculo 7.—Ab H. uliginosa, S. Moore, et H. Teuczii, Lindau 
(hzc a me haud visa), abhorret ob indumentum, staturam minorem, 
calycis lobos inzequales, corollas parvas, &c. 
Hab. Livingstone Island, Victoria Falls, overhanging the 
cataract. Sept. 159. 
A plant about 05m. high. Stem nodulose below, about 
2 m. in diameter; leaves 2:5-6 cm. x 6-12 mm., very obtuse 
at the base, and almost amplexicaul; floral leaves gradually 
diminishing above, the youngest scarcely 1 cm. long; bracts 
+8 mm. in length; bracteoles linear, about 7 mm. long; calyx- 
lobes about 1 em. long, the narrowest 4 mm., the widest 1 mm. 
in width; tube of corolla 5 mm. long, 3-33 mm. in diameter ; 
upper lip 7 mm. long, its lobes oblong, very obtuse or emarginate, 
2 mm. long; lower lip 8 mm. long, its lobes narrowly obovate, 
34 mm. long, the intermediate wider than the lateral; filaments 
puberulous, united in pairs below, the anticous*broader than the 
postieous ; anticous anthers 1} mm., posticous 1 mm. long; ovary 
231 mm. long; style pilose-pubescent below, 8 mm. long. Capsule 
not seen. 
HEMIGRAPHIS PRUNELLOIDES, S. Moore, sp. nov. 
H. caule prostrato, radicante, ramulos simplices ascendentes 
graciles piloso-puberulos cito glabros emittente; foliis medio- 
cribus, sessilibus, oblongo-lanceolatis, utrinque obtusis, margine 
stepius undulato-crenulatis, glabris ; floribus in spica interrupta 
folia longe excedente digestis; nodis plurifloris; bracteis 
lineari-oblanceolatis, obtusis, calyci wquilongis, quam bracteolz 
paullo majoribus; calycis lobis anguste linearibus, obtusius- 
