468 The Ohio Naturalist. [Vol. XII, No. 4, 



Napaea dioica L. Glade-mallow. 



Stems and leaves glabrous, or nearly so, leaves 5-9 lobed, lobes 

 incisely cut and acute, leaf blades S-20 inches wide, 4-10 inches 

 long; flowers white, diecious. Defiance, Clark, Madison, Franklin, 

 Fairfield and Highland Co. 



ABUTILON Gaertn. 



Ours annual herbs, soft pubescent with cordate leaves; in- 

 volucre none; carpels usually 1{)-15 tinited, each cavity 3-9 

 ovuled, dehiscent at maturity. 



Abutilon abutilon (L.) Rusby. Velvet-leaf. 



Annual, stout, G feet high, densely velvety pubescent; leaves 

 long petioled, cordate, orbicular, dentate or nearly entire; l^lades 

 3-9 inches wide, 3-9 inches long. General and abundant. 



HIBISCUS L. 



Herbs or shrubs with dentate or lobed leaves and showy 

 campanulate flowers. Bracts of the involucre nirmerous and 

 narrow; gynecium of 5 united carpels, ovulary 5-locular with 

 3 or more ovules in each cavity, capsule 5-valved. 



1. Leaves lobed. 2. 



1. Leaves deeply divided. H. trionum. 



2. Leaves ovate, not prominently lobed, obtuse at the base; stem and 



lower surface of leaves pubescent. H. moscheutos. 

 2. Leaves commonly halberd-form; three-lobed, truncate at the base; 

 stem and leaves glabrous. H. militaris. 



Hibiscus moscheutos L. Swamp Rose-mallow. 



Erect, leaves ovate or ovate-lanceolate, cordate or obtuse at 

 the base, acute or acuminate at the apex, sometimes lobed at the 

 middle, palmately veined, dentate or crenate, leaf blades 33^-4 

 inches wide, 4-5^ inches long, petiole 2-23/2 inches long; flowers 

 6 inches in diameter. Ashtabula, Cuyahoga, Erie, Wayne, 

 Licking, and Perry Co. 



Hibiscus militaris Cav. Halberd-leaf Rose-mallow. 



Erect, nearly glabrous, leaves ovate in outline, acute or acimi- 

 inate, cordate or trtmcate at the base, margins dentate-crenate, 

 the lower or all of them hastately lobed, leaf blades 33^ inches 

 wide at the base, 33^^-4 inches long, petioles 23/2~3 inches long; 

 flowers 23^2 inches in diameter; reddish pink in color. Lucas, 

 Defiance, Paulding, Auglaize, Shelby, and Franklin Co. 



Hibiscus trionum L. Bladder Ketmia. 



Annual, pubescent; leaves ovate or orbicular in outline, 3-7 

 lobed or divided, lobes obtuse, dentate-crenate or cleft, leaf blades 

 134 inches wide, 1-2 inches long; fruiting calyx inflated, mem- 

 branous, 5-winged. General. 



