468 NATURAL HISTORY OF PLANTS. 



Stamens enclosed or exserted ; anthers dorsifixed elongate introrse. 

 Germen 2-celled ; disk thick ; branches of slender style 2 stigmatose, 

 short or long. Ovules oo, inserted on rather prominent oblong 

 placentas affixed to septum. Fruit capsular, obconical or oblongy 

 septicidally 2-coccous; cocci dehiscing inwards, crowned with 2, 3 lobes 

 of calyx. Seeds cx) &c. of Virecta. — Subshrubby, ramose or subsimple 

 herbs ; leaves opposite, petiolate, ovate, cordate or oblong membranous ; 

 stipules interpetiolar, oo-setose ; flowers' in terminal simple or furcate 

 glomerulate spikes ; glomerules few- or 2-florous, bracteate,^ {Tro}). 

 Africa, Madagascar.^) 



142. Carlemannia Benth.* — Flowers 4, 5-merous (nearly of 

 Oldenlandia) ; receptacle subglobose. Calyx lobes 4, 5, oblong- 

 lanceolate unequal. Lobes of tubular corolla 4, 5, short, imbricate. 

 Stamens 2, inserted at middle of tube ; filaments short ; anthers 

 introrse; celfs free at base, longitudinally rimose. Germen 2-celled; 

 glandules of disk 2 epigynous, alternating with cells, or 4 ; lobes of 

 slender clavate style 2, stigmatose, obtuse. Ovules co, inserted on an 

 ascending subpeltate placenta affixed to bottom of septum. Fruit 

 capsular subglobose, sometimes sub-4-lobed, membranous, locuUcidally 

 2-valvate. Seeds co, minute smooth spotted ; embryo small ovoid ; 

 .albumen copious horny (or "granular"). — Eamose herbs, glabrous 

 or pilose; leaves opposite, petiolate obliquely ovate-lanceolate crenate; 

 stipules 0, or transversely linear and connate with petioles, very 

 short; flowers* in terminal cymes ; branches of inflorescence opposite 

 or very distant alternate. {Mount. India.^) 



143. Silvianthus Hook, f.^ — Flowers (nearly oi Carlemannia) 4, 

 6-merous ; receptacle obconical. Calyx lobes 4, 5, large foliaceous 

 unequal, accrescent after anthesis. Lobes of funnel-shaped corolla 4, 

 induplicate ; ^ throat scarcely dilated pilose. Stamens 2, inserted in 

 tube, enclosed; anthers dorsifixed apiculate enclosed.' Germen 

 2-celled; disk epigynous large conical; style papillose at apex 



> Small, pink (?). n. 96.— Hook. Fl. Ind. iii. 85. 



^ A genus very near Virecta (of which perhaps ' Small, -white, "yellowish or pink." 



rather a sect. ?). « Spec. 2, 3. Walp. Ann. t. 115. 



' Spec. 4, 5. Oi.iv. Trans. Zinn. Soc. xxix. 83, ' Icon. t. 1048. — B. H. Gen. ii. 64, n. 97.— 



t. 47.— Thoms. Spek. Journ. App. 636. — ? E. Br. Hook. Fl. Ind. iii. 86. 



Tuck. Cmig. App. 448 (ex Hiebn). — Hiekn, Fl. " Subimhricate at apex. Sinus of corolla 



Trop. Afr. iii. 49.— Walp. Ann. ii. 778. slightly dilated. 



' Hootc. Kew Journ. t. 307. — B. H. Qen. ii. 63, ' Stipate with very short filament. 



