PLOBA OP MADAGASCAR. 427 



SoPUBIA STBICTA, n. sp. 



Herbacea, pubescens, caule stricto inferne simplici superne ramosissimo 

 ramulis ascendentibus virgatis, foliis oppositis sessilibus linearibus uni- 

 nerviis, floribus oppositis laxissime racemosis, pedicellis fructui sequilongis, 

 calycis tubo campanulato segmentis deltoideis, corolla3 tubo infundibulari 

 segmentis latis, fructu globoso raagnitudine pisi. 



A perennial herb, with a stiffly erect pubescent stem about 

 2 ft. long, much branched in the upper half, the branchlets long, 

 simple, ascending. Leaves in opposite pairs, invariably simple, 

 |— 1 in. long, ascending, one-nerved, with revolute margins. 

 Racemes sometimes half a foot long, the flowers in pairs on short 

 ascending pedicels, bracteated at the base by reduced leaves. 

 Calyx ^ in. long and broad ; teeth rather shorter than the tube. 

 Corolla not well seen. Fruit black, glabrous, £ in. in diam., 

 splitting down nearly to the base into two valves. — Baron 2709 ! 



Utbicttlabia ibabensis, n. sp. 



Limosa, parva, apbylla, caule gracili brevi, racemis laxe 2-3-floris, 

 floribus purpurascentibus, pedicellis brevibus, bracteis 2-3nis acutis, 

 calycis labiis oblongis, corolla? labio postico parvo erecto, autico magno 

 latissimo cuneato, calcare deltoideo. 



Stem leafless, very slender, straight, erect, 2-3 in. long. 

 Flowers 2-3, arranged in a lax terminal raceme ; pedicels erecto- 

 patent, y^- s ^ n - l° n g' bracts minute, lanceolate, persistent. 

 Calyx ^ in. long, slit down nearly to the base into two oblong 

 lips. Tipper lip of the corolla deltoid-cuneate, £-£ in. long and 

 broad; lower lip considerably broader than long (f-g in. broad), 

 rounded at the apex, cuneate at the base ; spur half as long as 

 the lower lip. — Ibara country, L. Kitching ! Allied to U. spartea. 

 Baker, in Journ. Linn. Soc. xx. 216. 



DlDYMOCAIlPUS TESTITA, n. Sp. 



Annua, pilosa, foliis ovatis petiolatis membranaceis serratis, pedunculis 

 axillaribus 2-3-floris, pedicellis elongatis, calycis tubo brevissimo segmentis 

 lanceolatis, corolla: tubo late infundibulari segmentis brevibus semiorbicu- 

 laribus, genitalibus inclusis, fructu cylindrico piloso. 



An erect annual, with densely pubescent flexuose stems 3-4 

 in. long. Leaves opposite, 1-2 in. long, obtuse, membranous, 

 densely hairy on both surfaces, inciso-crenate. Flowers in cymes 

 from the axils of the upper leaves ; peduncle about an inch long ; 

 pedicel finally H "»■» erecto-patent. Calyx campanulate, pilose, 

 -rV in. long, cut down nearly to the base into 5 lanceolate 

 segments. Corolla £ in. long; segments not more than \ as 



