330 MALVACE^. Abutilon. 



sparsely hirsute or hispid : leaves membranaceous, ovate-cordate, serrate, 2 inches or less 

 long, on short but filiform simple and bractless peduncles ; these mostly leafy-paniculate or 

 racemose on short axillary shoots : calyx and slender peduncle barbate-hirsute ; the former 

 in fruit 3 lines long, short-campanulate, cleft to about the middle, closely applied to and 

 nearly equalling the capsule, half the length of the orange-yellow petals : awns of the car- 

 pels a line or more long, sparsely hirsute ; seeds glabrous. — PI. Thurb. 307, & Proc. Am. 

 Acad. xxii. 302. — Shady places, N. Sonora, not far below the U. S. boundary, Thurber, 

 Palmer. 



A. umbellAtum, Sweet, of this division, was collected by Berlandier in Tamaulipas, not far 

 from the boundary. 



§ 2. Gayoides, Gray. Carpels numerous, membranaceous and vesicular in 

 fruit, pointless, few-ovuled, 2-3-seeded : habit of Gaya, but no interior process. — 

 Gen. 111. ii. 67, t. 12G. 



A. crispum, Medic. Perennial, diffuse from a suffrutescent base, velvety-tomentulose or 

 canescent, and slender branches with or without spreading villous hairs : leaves cordate, 

 mostly acuminate, crenulate, veiny, inch or two long; uppermost nearly sessile : peduncles 

 axillary, filiform, in fruit commonly refracted at the joint : petals pale yellow or whitish, 3 

 lines long: fruit half inch or more long, globular, inflated, of about 12 carpels, dorsally 

 dehiscent, in age often undulate or crisped ; seeds smooth. — Malv. 29 (as cryspum) ; Sweet, 

 Hort. Brit. ed. 1, 53 ; Don, Syst. i. 502; Gray, PI. Fendl. 23, PI. Wright, i. 21, & Gen. 111. 

 ii. 68, t. 126 ; Griseb. Fl. W. Ind. 79, & Cat. Cub. 26 (with var. imberbe, the form with no 

 villosity). A. trichodum, A. Rich. Fl. Cub. t. 17. Sida crispa, L. Spec. ii. 685 (Dill. Elth. 

 t. 5; Martyn, Hist. PI. Rar. t. 29) ; Cav. Diss. i. 30, t. 7, f. 1, & t. 135, f. 2; DC. Prodr. i. 

 469, with S. imherbis. Beloere crispa, Shuttl. in distr. pi. Rugel, no. 95. — S. Florida (chiefly 

 the var. imberbe, Grisebach) and Texas to Arizona. (Mex., Trop. Am , Ind., &c.) 



15. MALACHRA, L. (MaAax^, ancient name of some kind of Mallow.) 



— Hispid herbs (of the warm parts of America) ; with rounded and angulate or 



lobed leaves, setaceous stipules, involucral leaves usually white at base, and 



yellow or whitish flowers appearing in summer. — Mant. 13; Gray, Gen. 



111. ii. 73, t. 129.^ — Ours annual, perhaps not indigenous. [Revised by B. L. 



Robinson.] 



M.* alceaef olia, Jacq. Moderately hispid : leaves more or less 3-5-lobed : flower-heads 

 pedunculate or subsessile : corolla 3'ellow, sometimes white : carpels puberulent or glabrate 

 at maturity, much shorter than the then attenuate-prolonged calyx-lobes. — Coll. ii. 350, & 

 Ic. Rar. t. 549; Willd. Spec. iii. 769; DC. Prodr. i. 441 ; Giirke in Engl. Jahrb. xvi. 350. 

 M.capilata, Swartz, Obs. 262, not L.,Jide Giirke. (W. Ind., S. Am.) 



Var.* rotundifolia, Gurke. Leaves of roundisli outline obtusely angulate rather 

 than lobed, the up])er ovate or ovate-oblong. — Giirke in Mart. Fl. Bras. xii. pt. 3, 462 (where 

 specific name is arbitrarily altered to alceifolia), & in Engl. Jahrb. xvi. 351. AI. capitnta, 

 Cav. Diss. ii. 97 (in part), t. 86, f. 1 ; Mcench. Meth. 614; DC Prodr. i. 440; Griseb. Fl. 

 W. Ind. 80; Chapm. Fl. ed. 2, 609 ; not L. M. rotundifolia, Schrank, PI. Hort. Mon. t. 56. 

 M. urens, Holziuger, Contrib. U. S. Nat. Herb. i. 288, not Poir. — Keys of Florida, Curtiss, 

 Simpson. (W. Ind., S. Am.) 



M.* capitata, L. Moderately hispid : leaves roundish, sometimes undivi'^ad, when 3-5- 

 lobed with sinuate-rounded open sinu.'*es and lol)es very obtuse : heads peduncled : involucral 

 leaves rouud-cordate and largely white : petals yellow : carpels nearly glabrous, not much 

 surpassed by the ovate short-acuminate or acute calyx-lobes. — Syst. Nat. ed. 12, 458 ; Pers. 

 Syn. ii. 248 ; Spreng. Syst. iii. 95 ; Hemsl. Biol. Cent.-Am. Bot. i. 115 ; not Cav., Desr., Sw., 

 Mffinch, nor DC^Jide Giirke. M. palmata, Mcench, Meth. 615; DC. Prodr. i. 441, & Me'm. 

 Soc. Genev. v. 163, t. 5 ; Coulter, Contrib. U. S. Nat. Herb. i. 33, ii. 43. M. triloba, Desf. 



1 Add Giirke in Engl. Jahrb. xvi. 330-361, a critical monograph, bringing considerable new light 

 upon the hitherto much confused specific synonymy. 



