

268 MALVACEAE. 



oblong or elliptic, 0.7-3.5 cm. long, obtuse or emarginate at the apex, mostly 

 obtuse at the base, serrate, mostly above the middle, slender-petioled, usually 

 glabrous above and stellate pubescent beneath; flowers clustered at the ends of 

 the branches, their short peduncles adnate to the petioles of the foliaeeous 

 bracts; stipules linear or linear-spatulate, long-ciliate, about as long as the 

 petioles; calyx hirsute, its triangular acute lobes about as long as the nearly 

 terete tube; petals red, yellow or purplish, blotched at the base, 6-12 mm. long; 

 carpels 5-8, wrinkled or tubercled, 2-beaked. 



Rocky soils and cultivated grounds. Great Sturrup Cay to New Providence, 

 Eleuthera, Atwood's, Fortune Island, East Caicos, and Inagua : Florida ; West 

 Indies; tropical continental America. Fringed Sida. 



2. Sida carpinifolia L. f. Suppl. 307. 1781. 



Sida acuta carpinifolia K. Schum. in Mart. PI. Bras. 12 3 : 326. 1891. 

 Sida antillensis Urban, Symb. Ant. 5: 418. 1908. 



Puberulent or glabrous. Stems erect, 3-9 dm. tall, branching; leaves 

 lanceolate, oblong-ovate or ovate, 2-10 cm. long, acute or acuminate, irregu- 

 larly serrate, obtuse or subeordate at the base, the petioles 3-7 mm. long; 

 stipules conspicuous, narrowly linear to lanceolate, surpassing the petioles; 

 peduncles mostly shorter than the pedicels, 1-7 mm. long; calyx 5-10-ribbed, 

 its lobes triangular, slightly acuminate, about as long as the tube; petals 

 yellow to white, 6-12 mm. long, carpels reticulate-wrinkled, 2-beaked. 



Fields and waste places, Abaco, Great Sturrup Cay, Andros, New Frovidence, 

 Eleuthera to Watling's, Great Exuma, Long Island, Grand Turk and Inagua : 

 Bermuda : North Carolina to Florida and Texas : West Indies and tropical conti- 

 nental America. Referred by Hitchcock to Sida glomcrata Cav. Wire-weed. 



3. Sida spinosa L. Sp. PI. 683. 1753. 



Sida angustifolia Lam. Encycl. 1: 4. 1783. 



Sida spinosa angustifolia Griseb. PI. Br. W. I. 74. 1859. 



Annual, finely pubescent, 3-6 dm. high. Leaves ovate to oblong-lanceolate, 

 2-5 cm. long, petioled, truncate or cordate at the base, crenate-dentate ; flowers 

 axillary, short-peduncled, yellow; peduncles shorter than the petioles; calyx - 

 teeth triangular, acute; carpels 5, dehiscent at the apex into 2 beaks; stipules 

 linear; petioles of the larger leaves with a small spine-like tubercle at the base. 



Waste and cultivated lands. Great Bahama, Great Sturrup Cay, New Providence, 

 Eleuthera, Cat Island, Watling's, Great Exuma, Long Island, Fortune Island. East 

 Caicos, Inagua and the Anguilla Isles : New York to Kansas, Florida and Texas ; 

 West Indies ; tropical continental America. False Mallow. 



4. Sida hederaefdlia Cav. Diss. 1 : 8. 1785. 



Loosely stellate-pubescent or glabrate; stems branched at the base, the 

 slender, trailing branches 3-5 dm. long. Leaves nearly orbicular, slender- 

 petioled, 1-3 cm. broad, cordate, crenate-dentate, the petioles often longer than 

 the blades ; peduncles solitary in the axils, filiform, sometimes longer than the 

 leaves; calyx about 4 mm. long, angled, its broadly ovate acute teeth about as 

 long as the tube; petals yellow, somewhat longer than the calyx; carpels 2- 

 aristate. 



Waste places and roadsides, Great Bahama at Eight Mile Rocks : Cuba to 

 Porto Rico. Ivy-leaved Sida. 



5. Sida urens L. Syst. ed. 10, 1145. 1759. 



Harshly hirsute, erect, ascending, weak, branched or sometimes simple, 3-15 

 dm. high. Leaves ovate or ovate-lanceolate, 2.5-8 cm. long, acute or acuminate 

 at the apex, cordate at the base, slender-petioled, serrate, loosely stellate- 

 pubescent; flowers subsessile in axillary and terminal, usually dense clusters, 



