398 MONADELPHIA POLYANDRIA. 



mous ; leaves 3 5-parted, incised ; radical ones on long petioles ; 



upper ones opposite, sessile ; petals entire ; filaments scarcely ciliate 



at the base. 

 HAB. Woods. May June, 1J. ; stem I 2 ft. high ; leaves hairy ; 



Jl. large, purp. 

 G. robertianum : leaves 3 5-parted ; segments pinnatifidly 3-cleft ; 



petals entire, much longer than the angular awned calyx ; pericarps 



small, reticulate, rugose ; seeds smooth. 

 HAB. Rocky places. May Sept. ; stem long, red; Jl. small, 



pale purp. 



POLYANDRIA. 

 300. SID A. Indian Mallow. 



S. abutilon : leaves roundish-cordate, acuminate, dentate, tomentose ; 



peduncles shorter than the petioles ; capsules 15, truncate, birostrate, 



hairy. 

 HAB. Waste places. July Aug. ; stem 26 ft. high ; leave* 



large; Jl. orange. . 



301. ALTHAEA. Marsh Mallow. 



A. qflicinalis : leaves soft-tomentose, cordate and ovate, dentate, en- 

 tire or somewhat 3-lobed ; peduncles axillary, many-flowered, much 

 shorter than the leaves. 



HAB. Borders of salt marshes. Aug. Sept. 1J-; stem 2 feet high; 

 Jl. large, purp. . 



302. MALVA. Mallow. 



M. rotundifolia : stem somewhat prostrate ; leaves roundish, cordate, 

 obtusely 5-lobed ; fructiferous pedicels bent downwards, as well at 

 the petiole pubescent ; corolla twice the length of the calyx. 



HAB. Waste places. June Oct. TJ. ; root fusif. ; pedunc. axilL, 

 Jl. small, pink. 



303. HIBISCUS. Rose of Sharon. 



H. palustris : leaves ovate, dentate, somewhat 3-lobed, whitish-tomen- 

 tose beneath, pedicels axillary, distinct from the petioles, articulate 

 above the middle. 



HAB. Borders of salt marshes. August, 1J.; Jlowers large, enr 

 tirely red. 



