56 MALVACE^. (mALLOAV FAMILY.) 



pels 12-14, hairy, inflated, truncate, 3-sccded, witli two long and spreading 

 spines. — Waste places chiefly in the middle and upper districts. Introduced. (J) 

 — Stem 2° - 5° high. Leaves 4' -6' wide. Flowers orange-red. 



2. A. Hulseanum, Toit. Stem hispidly pilose ; leaves orbicular-ovate, 

 abruptly acuminate, velvety beneath with a whitish pubescence, roughish-tomen- 

 tose above, crenate-dentatc ; peduncles axillary in the upper leaves, several- 

 flowered ; styles about 12. — Tampa Bay, Florida. — Leaves 3 inches or more 

 in diameter. Flowers Ij' in diameter, purplish ; pedicels very short. 



3. A. Jaequini, Don. Stem erect (2° -3°), branching, smooth or soft- 

 downy ; leaves long-petioled, cordate or oblong-cordate, acuminate, unequally 

 crenate, velvety on both surfaces and hoary beneath, or roughish above ; j)edun- 

 cles solitary in the upper axils, 1 -flowered, about the length of the petioles, or the 

 upper ones longer ; lobes of the calyx ovate or oblong, shorter than the j'ellow 

 petals ; cai-pels 8-10, rigid, hairy, longer than the calyx, acute or beaked, 3-seeded. 

 (A. peraffine, Shuttl. Lavatera Americana, L. Sida abutiloides, Jucq. S. lig- 

 nosa, Cav.) — South Florida. — Flowers 9"- 12" wide. 



4. A. crispum, Gray. Hoary-tomcntose ; stem sparingly branched ; 

 leaves round-cordate, acuminate, finely crenate ; peduncles axillary, 1 -flowered, 

 elongated, filiform, refracted after flowering ; carpels 10, bcakless, i:;flated, cor- 

 rugated, hispid, 2-seedcd. — Key West. — Stem slender, l°-2° high. Leaves 

 1'- 2' long, the upper ones nearly sessile. Peduncles as long as the leaves. 

 Flowers 4" - 6" wide, white. 



6. MODIOLA, Moench. 



Involucel 3-leavcd, persistent. Stamens 10- 20. Ovaries 14 -20, transversely 

 2-celled, each cell 1-ovuled. Stigmas capitate. Carjjcls 2-valvcd, 2-seeded, sep- 

 arating at maturity from each other and from the central axis, each valve tipped 

 with a slender spine. — Prostrate herbs, with palmately divided leaves, and small 

 axillary flowers. 



1. M. multiflda, Moench. Hirsute; stems diffuse; leaves long-petioled, 

 cordate-ovate, more or less deeply 5 - "-parted ; the divisions lobcd and toothed ; 

 peduncles longer than the petioles ; carpels hispid. (Malva Caroliniana, L.) — 

 Waste places, Florida to North Carolina and westward. July - October. U — 

 Stems 1° -2° long. Earliest leaves orbicular, undivided. Petals red, as long 

 as the calyx. 



7. PAVONIA, Cav. 



Involucel .5 - 1.5-leaved, persistent. Ovaries 5, 1-celled, 1-ovulcd. Stigmas 10, 

 capitate. Carpels indehiscent or somewhat 2-valvcd, naked or armed at the 

 apex with three hispid awns, separating at maturity. Embryo incurved. Ead- 

 icle inferior. — Chiefly shrubs, with petiolcd stipulate leaves, and solitary flow- 

 ers on axillary peduncles. 



1. P. LeCOntei, Torr. & Gray. Stem much branched, roughish -pubes- 

 cent ; leaves ovate or somewhat sagittate, obtusely toothed, densely pubescent 



