GENUS 6. 



MALLOW FAMILY 



4. Sida hederacea Torr. Round-leaved 

 Sida. Fig. 2863. 



Sida hederacea Torr. ; A Gray, Mem. Am. Acad 



4: 23. 1849. 

 Malva hederacea Dougl. ; Hook. Fl. Bor. Am. i : 



107. 1830. 



Perennial, decumbent, densely stellate-canes- 

 cent. Leaves^ reniform to broadly ovate, in- 

 equilateral, 2' wide or less; flowers solitary 

 or few together in the axils, the peduncles 

 recurved in fruit; petals white or yellowish; 

 calyx 5-angled, its lobes ovate-lanceolate, acu- 

 minate; fruit short, conic, of 6 to 10 carpels. 



In moist, often saline soil, Kansas to Texas 

 Mexico, Wyoming, Washington and California. 



7. ABUTILON [Tourn.] Mill. Card. 

 Diet. Abr. Ed. 4. 1754. 



Herbs or shrubs, sometimes trees in tropical 

 countries, mostly soft-pubescent, with cordate 

 angular or lobed leaves and axillary flow- 

 ers. Involucels none. Calyx 5-cleft. Stamen- 

 column anther bearing at the apex. Cavities of the ovary 5-00, 3 -9-ovuled. Style-branches 

 the same number as the ovary-cavities, stigmatic at the apex ; carpels 2-valved, often rostrate, 

 falling away from the axis at maturity. Seeds more or less reniform, the upper ascending, 

 the lower pendulous or horizontal. [Name given by the celebrated Arabian physician Avi- 

 cenna (Ibn Sina), died 1037.] 



About 100 species, natives of warm and tropical 

 regions of both hemispheres. In addition to the 

 following typical one, some 15 others inhabit the 

 southern and southwestern parts of the United 

 States. 



i. Abutilon Abutilon (L.) Rushy. Vel- 

 vet Leaf. Indian Mallow. Fig. 2864. 



Sida Abutilon L. Sp. PI. 685. 1753. 

 Abutilon Theophrasti Medic. Malv. 28. 1787. 

 Abutilon Avicennae Gaertn. Fruct. et Sem. 2 : 251. 



pi. 135. 1791. 

 A. Abutilon Rusby, Mem. Torr. Club 5 : 222. 1894. 



Annual, stout, 3-6 high, branched, densely 

 and finely velvety-pubescent. Leaves long- 

 petioled, cordate, ovate-orbicular, 4/-I2' wide, 

 dentate, or nearly entire, acuminate, the tip 

 blunt; flowers yellow, 6"-o," broad, axillary, 

 solitary; peduncles stout, shorter than the pe- 

 tioles; head of fruit i' in diameter or more; 

 carpels 12-15, pubescent, dehiscent at the apex, 

 each valve beaked by a slender awn. 



In waste places, frequent or common through- 

 out our area, except the extreme north. Natural- 

 ized or adventive from southern Asia, and widely 

 distributed as a weed in warm countries. Amer- 

 ican jute or hemp. Indian hemp. Cotton-, sheep- 

 or mormon-weed. Butter-button- or velvet-weed. 

 Pie-print or -marker. Butter-print. Aug.-Oct. 



8. PHYMOSIA Desv. in Hamilt. Prodr. 49. 1825. 

 [SPHAERALCEA St. Hil. Plant. Us. Bras. pi. 52. 1827.] 



Herbs or shrubs. Bractlets of the involucels 3, distinct, or united at the base. Stamen- 

 column anther-bearing at the summit. Cavities of the ovary 5-o, 2-3-ovtiled. Style-branches 

 the same number as the ovary-cavities, stigmatic at the apex ; carpels 2-valved, not septate 

 between the seeds, separating from the axis at maturity. Seeds reniform. [Greek, swollen, 

 referring to the somewhat inflated carpels of the typical species.] 



About 40 species, natives of America and South Africa. In addition to the following, about 16 

 others occur in the southwestern United States. Type species: Phymosia abutiloides (L.) Desv., of 

 the Bahamas. 



Leaves nearly orbicular, s-7-lobed ; flowers pink. i. P.remota. 



Leaves lanceolate, crenulate ; flowers red. 2. P. cuspidata. 



