Siphonanthus] xcyi. verbenace^. 839 



7. SIPHONANTHUS L. Gen. PI. edit. 2, p. 526. n. 1020 (1742), 

 & Sp. PI, edit. 1, p. 109 (May 1753). 



Volkameria L. Syst. Nat., edit. 1 (1735), & Sp. PL, edit. 1, 

 p. 637 (Aug. 1753). Ovieda L. Gen. PI., edit. 1, p. 59. n. 170 

 (1737), & Sp. PI., edit. 1, p. 637 (Aug. 1753). Clerodendrum 

 L. Gen. PL, edit. 1, p. 384. n. 517 (1737), & Sp. PL, edit. 1, 

 p. 637 (Aug. 1753); Benth. & Hook. f. Gen. PL iL p. 1155 

 {Clerodendron). 



1. S. Welwitschii. 



Clerodendron Welwitschii Giirke in Engl. Bot. Jahrb. xviii. p. 174 

 (22 Dec. 1893). 



GoLUXGO Alto. — At Quibixe. Leaves ranging up to 11 in. long 

 by 8^ in. broad ; without fl. or fr. July 1855. No. 5687. A shrub, 

 climbing widely, bluntly spiny ; leaves at the time of the flowering 

 soft, deep herbaceous green, the adult ones at length rigid, thick, ashy; 

 calyx and corolla (perhaps not yet fully expanded) herbaceous green ; 

 coroUa sub-bilabiate, 5-clef t ; stamens 4 ; style ascending ; stigma 

 somewhat bifid. In bushy hilly places near Sange, at Alto de Ciniterio; 

 fl. middle of Sept. 1855, fr. beginning of Nov. No. 5739. Petioles 

 spinescent ; flowers white, very pleasantly fragrant. In the dense 

 thickets of declivities in Sobato da Bumba-Quibixe, sporadic ; fl. end 

 of Sept. 1855. No. 5648. In fl. Nos. 5686, 5745. In fl.-bud. No. 

 5689. Without fl. or fr. No. 5734. 



2. S. sanguinea Hiern, sp. n. 



A climbing shrub, mostly leafless at the time of flowering, in 

 its early stages an erect bush of 5 or 6 ft., at length scandent 

 Avith one or two elongated branches ; leaves opposite or ternate 

 or rarely alternate, broadly ovate or sub-rotund, acuminate- 

 apiculate at the apex, more or less and usually deeply cordate at 

 the base, somewhat fleshy and thinly coriaceous, remotely toothed 

 or repand, sparingly hispid-pilose above with stiff adpressed 

 deciduous hairs arising from minutely bulbous persistent bases, 

 rather paler and more densely clothed with softer hairs beneath, 

 the adult leaves ranging up to 15 in. in length and breadth, 3- or 

 5-nerved at the base, those next the inflorescence smaller and 

 subsessile ; lateral veins rather few, alternate or subopposite, 

 rather slender ; petioles tomentellous or puberulous, striate, the 

 adult ones ranging up to 9|- in. long ; flowering spike terminal, 

 dense, (including the flowers) about a foot long, blood-red purplish 

 throughout except the white corollas ; bracts oblanceolate or 

 broader, pointed, |- in. long ; flowers slightly fragrant ; calyx J to 

 |- in. long, puberulous, shortly ciliate, campanulate at the base ; 

 the limb deeply 5-cleft ; the lobes erect, persistent, oblong-ovate, 

 acute, f to i in. long, not enlarging as the fruit ripens ; corolla 

 tubular ; the tube elongated, pilose outside, 5 to 6 in. long, slender, 

 a little dilated at the base; the limb 1 to 1^ in. in diameter, 5- 

 partite ; the segments oval, equal, patent-reflected, rather obtuse, 

 clothed outside with thin reddish hairs ; stamens 4, inserted a 

 little below the throat of the corolla, all far exserted ; filaments 

 didynamous, spirally twisted, subsecund ; connective of the 



