P0LYPETAL0U3 EXOGENOUS PLANTS. 185 



Stem more slender, smoothish below; leaves all hastate, 

 with lanceolate serrate lobes ; racemes few-flowered. July- 

 September. Perennial. Stem 2°-4° high. Floivers 1^-2'' 

 wide. 



HIBISCUS, L. Rose Mallow. 



hivolucel many-leaved or many-cleft, and, like the ca- 

 lyx, persistent. Stigmas 5, peltate or capitate. Capsule 

 globose or oblong, 5-celled, loculicidally 5-valved, many- 

 seeded. Herbs, shrubs, or trees, with petioled stipulate 

 leaves, and large showy flowers on axillary peduncles. 



* Leaves of the invducel forked. 



H. ACULEATUS, "Walt. Muricate-hispid ; leaves round- 

 cordate, divided into 3-5 coarsely-toothed and spreading 

 lobes, the upper ones narrower and mostly entire; floivers 

 yellow, with a purple center, short peduncled; invohicel 

 10-12-leaved ; capsule hispid; seeds smooth. Perennial. 

 July. Stems 2°-3° high. Floivers 4' wide. 



** Leaves of the involucel entire. 

 t Perennial herbs ; stipules deciduous. 



H. MoscHEUTOS, L. Tomentose; leaves broadly ovate, 

 acuminate toothed-serrate, mostly 3-lobed above the mid- 

 dle, rounded or slightly cordate at the base, hoary beneath; 

 peduncles often partly adnate to the petioles; floivers ^YhitQ 

 or pale rose-color witli a crimson center ; seeds smooth. 

 Wet places. Stem 3°-5° high. Leaves 3'-5' long. Flowers 

 4'-5' wide, 



H. INCAXUS, Wendl. Leaves lanceolate and ovate- 

 lanceolate, not lobed, slightly cordate-acuminate, finely 

 serrate, hoary on both sides. Flowers pale yellow, with a 

 crimson center. Seeds smooth. Ponds and marshes. 

 June, July. Stem 2°-5° high. Leaves 3'-G' long. Flowers 

 6'-8' wide. 



H. MiLiTARis, Car. Smooth ; leaves thin, on long and 



