294 ^c". scrophulariace.t:. 



12. ARTANEMA, Don. 



Erect herbs, the angles of the stem and upper surface of the leaves 

 scabrid, otherwise glabrous. Leaves opposite, entire or serrate. Flowers 

 large, blue or purple, racemose at the ends of the branches ; pedicels 

 solitary in the axils of foliaceous bracts ; bracteoles 0. Calyx 5-partite; 

 seo'ments herbaceous, acuminate, with a broad base, much imbricate. 

 Corolla 2-lipped ; tube elongate, broad : upper lip erect, broad, emargi- 

 nate ; lower lip spreading, 3-fid. Stamens 4, perfect, didynamous ; the 

 2 upper with short filaments included in the tube ; the 2 lower with 

 long arcuate filaments broadly appendiculate at the base, inserted on 

 the throat, conniving at the apex under the upper lip ; anthers ap- 

 proximate in pairs or cohering, the cells confluent at the tip. Ovary 

 2-celled ; ovules many in each cell ; stigma 2-lamellate. Capsule globose, 

 septicidally dehiscent ; valves entire, separating from the placentiferous 

 axis. Seeds numerous, small, rugose. — Distrib. Tropical Asia, Aus- 

 tralia, Africa ; species 4. 



1. Artanema sessamoides, Benth. Scroph. Ind. (1835) p. 39. A 

 stout herb, 2-3 ft. high, sparingly branched ; stem acutely quadrangular, 

 glabrous, often tinged with purple. Leaves sessile or shortly petiolate, 

 1^-6 by §-l| in., lanceolate, acute or acuminate, entire or serrate, more 

 or less scabrid. Flowers large, in erect lax terminal racemes ; pedicels 

 |-f in. long ; bracts beneath the pedicels |-|- in. long, lanceolate, acute. 

 Calyx ^-j-g in. long, divided to the base or nearly so ; sepals ovate, 

 acute, nearly glabrous, much imbricate. Corolla dull violet-purple, 

 |-^ in. long, reticulately veined ; tube broad. Filaments of the lower 

 stamens long, arching, dilated and furnished with a discoid appendage at 

 the base. Capsules globose, ^-| in. in diam., glabrous. Seeds ^ in. long, 

 oblong, rounded or truncate at the ends, covered ^^•ith white tubercles, 

 yellowish. Fl. B. I. v. 4, p. 274 ; Grab. Cat. p. 144 ; Dalz. & Gibs. 

 p. 181. 



Eare in tlie Bombay Presidency. Koxkan : Stor/tsl, Law], Balsell ^- Gibson, 

 Nimmo ex Graham. — Distiub. India (W. Peninsula); Ceylon, Malay Peninsula, 

 Sumatra, Java, Pliilippine Islands, Borneo, Tropica] Africa. 



13. VANDELLIA, Linn. 



Herbs usually annual, glabrous or pubescent. Leaves opposite, often 

 toothed, penninerved. Flowers small, usually axillary; bracteoles 0. 

 Calyx campanulate; segments 5, free or connate, not winged. Corolla 

 2-lipped ; tube cylindric ; upper lip outermost, erect, concave, notched 

 or 2-fid ; lower lip broader, spreading, 3-lobed. Stamens 4, didynamous, 

 the 2 upper inserted on the corolla-tube, usually included, the 2 lower 

 inserted on the corolla-throat with arched filaments which are furnished 

 with a dentiform or subulate appendage at or towards the base ; anthers 

 touching or cohering in pairs under the upper lip, the cells divaricate. 

 Ovary 2-celled; ovules many in each cell; style slender; stigma 2- 

 lamellate. Capsule globose or ovoid, or long-cylindric, septicidally 

 2-valved ; valves separating from the placentiferous dissepiment ; 

 placentas large. Seeds many, rugose. — Djsteib. Species about 50, 

 chiefly tropical Asiatic. 



