MONOPETALOUS EXOGENOUS PLANTS. 3(17 



cup-shaped mostly ciliatS membrane; fruit capsular or 

 drupaceous ; embryo straight, in the axis of fleshy albumen. 



(j^. CAMPANULA FAMILY. Order, CAMPANULACEiE. 



Herbs, with milky juice, alternate leaves, and regular 

 mostly blue Jloiners ; calyx 3-5-lobed, adherent to the 

 ovary ; corolla 5-lobed, valvate in the bud ; stamens 5, free 

 from the corolla, the broad filaments and anthers distinct; 

 style single, hairy above; stigmas 2 or more; capsule 

 2-several-celled, many-seeded, splitting at the apex, or 

 opening by lateral valves or holes ; embryo straight in fleshy 

 albumen. 



CAMPANULA, L. Bell-flower. 



Calyx 5-lobed; corolla 5-lobed, mostly bell-shaped; fila^ 

 ments dilated at the base; stigmas 3, slender; capsule 

 short, 3-celled, opening by lateral valves ; floivers spiked 

 or panicled. 



* Flowers panicled^ on slender spreading j)edicels ; corolla small (3"-4"), bell-shaped. 



C. APARiNoiDES, Pursli. Stem weak, reclining, the 

 angles, as also the margins and midrib of the linear nearly 

 entire leaves, hispid backward ; panicle few-flowered ; calyx- 

 lobes triangular; corolla white. (0. erinoides, Muhl.) 

 Swamps among the mountains, Georgia, and northward. 

 July and August. Stem 1°-1J° high; lowest leaves nar- 

 rowly obovate. 



** Flowers spiked, single or 2-3 together ; corolla large, somewhat wheel-shaped. 



C. Americana, L. Stem tall, smooth or hairy, mostly 

 simple; leaves ovate-lanceolate, acuminate, serrate; spihe 

 elongated, leafy; corolla (1' wide) blue. Stem 2°-4° high; 

 spike l°-2° long ; stijle exserted. 



SPECULAEIA, Heist. 

 Crt/^.r 3-5-lobed ; coroZ/rt wheel -shaped, 5-lobed ; stamens 



