Genus ii. 



MALLOW FAMILY, 



4. Hibiscus lasiocarpus Cav. Hairy-fruited 

 Rose-Mallow. Fig. 2872. 



Hibiscus lasiocarpus Cav. Diss. 3: 159. pi. 70. /. /. 

 1787. 



Resembles the three preceding species. Leaves 

 broadly ovate, dentate or 3-7-lobed, mostly cordate 

 or truncate at the base; pubescence of the lower 

 surface white and densely stellate, the upper surface 

 darker, with longer soft mostly nearly simple hairs; 

 bractlets of the involucels linear, equalHng the calyx 

 or shorter, ciliate; capsule ovoid, densely and finely 

 hairy; seeds nearly glabrous. 



Ill' swamps, southern Indiana to Missouri, south to 

 Florida and Texas. Aug. 



5. Hibiscus militaris Cav. Halberd-leaved Rose-Alallow. Sweating-weed. 



Fig. 2873. 



Hibiscus militaris Cav. Diss. 3: 352. pi. 198. f. i. 1787. 



Hibiscus virginicus Walt. Fl. Car. 177. 1788. Not L. 

 1753- 



Erect, 3°-5° high, nearly glabrous throughout. 

 Leaves 4-5' long, ovate in outline, acute or acumi- 

 nate, cordate or truncate at the base, the lower, or 

 sometimes all, hastately lobed, the margins dentate- 

 crenate; petioles i'-6' long; flowers pink with a 

 darker eye, 2-3' long, axillary or clustered at the 

 ends of the stem or branches ; peduncles shorter 

 than the petioles and jointed above the middle; 

 bractlets of the involucels linear, slightly shorter 

 than the calyx, glabrous, or with a few scattered 

 hairs; fruiting calyx inflated; capsule ovoid, en- 

 closed by the calyx, glabrous, or very nearly so; 

 seeds silky. 



Along rivers, southern Pennsylvania to Florida, west 

 to Minnesota, Nebraska and Louisiana. Aug.-Sept. 



6. Hibiscus Trionum L. Bladder Ketmia. Flower-of-an-Hour. Venice 

 Mallow. Modesty. Fig. 2874. 



Hibiscus Trionum L. Sp. PI. 697. I753- 



Annual, depressed and branching from the base, 

 pubescent with spreading hairs. Leaves petioled, 

 ovate or orbicular in outline, pedately 3-7-lobed or 

 divided, the lobes obtuse, dentate-crenate or cleft, 

 the middle one longer; flowers pale yellow with a 

 purple eye, i'-2i' broad, axillary to the upper leaves, 

 each one remaining open but a few hours; petals 

 tinged with purple on the outer edge; bracts linear, 

 ciliate, much shorter than the membranous beauti- 

 fully nerved hispid-pubescent 5-angled inflated calyx; 

 capsule globose-ovoid, hairy; seeds roughened with 

 short processes. 



In waste places, Nova Scotia to Florida, South Da- 

 kota and Kansas. Adventive from southern Europe. 

 Aug.-Sept. Devil's head-in-a-bush. Black-eyed susan. 



