752 CONTKIBUTIONS FROM THE NATIONAL HERBARIUM. 



crenate, densely white-tomentose beneath; petals yellow, carpels nearly 1.5 

 cm. long, long-beaked, stellate-pilose. 



12. Abutilon simulans Rose, Contr. U. S. Nat. Herb. 8: 318. 1905. 

 Jalisco to Morelos and Oaxaca; type from Cuernavaca, Morelos. 



Plants 1.5 to 2.5 meters high, the stems viscid-pubescent ; leaves ovate or 

 broadly cordate, 6 to 17 cm. long, long-acuminate, crenate or coarsely dentate, 

 beneath covered with a fine close whitish stellate tomentum ; calyx lobes 

 broadly ovate and overlapping, finely tomentose ; petals yellow, about 1.5 cm. 

 long ; carpel bodies 10 to 13 mm. long, long-beaked. 



Doubtfully distinct from the next species. 



13. Abutilon dugesii S. Wats. Proc. Amer. Acad. 21 : 447. 18S6. 

 Queretaro and Guanajuato; type from Guanajuato. 



Stems viscid-pubescent; leaves ovate or broadly cordate, 4 to 10 cm. long, 

 acuminate, crenate or dentate, densely stellate-tomentose beneath ; calyx lobes 

 ovate, acuminate; petals orange, 6 to 10 mm. long; carpels about 10, 10 to 12 

 mm. long, long-beaked, finely stellate-pubescent. 



14. Abutilon glabriflorum Hochr., sp. nov. 



Tamaulipas; type from Victoria {Palmer 373; U. S. Nat. Herb. no. 572603). 



Shrub, the stems truly f ruticose, glabrate in age ; leaves broadly cordate, 

 3.5 to 7 cm. long, acute or acuminate, shallowly crenate or denticulate, densely 

 stellate-pubescent, whitish beneath; sepals broadly ovate, acute; petals 1.5 to 

 2 cm. long ; carpels 10 to 12 mm. long. 



15. Abutilon hypoleucum A. Gray, PI. Wright. 1: 20. 1852. 

 Abutilon selerianum Ulbrich, Repert. Nov. Sp. Fedde 12: 227. 1913. 

 Coahuila to San Luis PotosI and Puebla ; type from Monterrey, Nuevo Le6n. 



Western Texas. 



Stems suffrutescent, tomentose, in age reddish brown and glabrate; leaves 

 lance-ovate to broadly cordate, 4 to 11 cm. long, long-acuminate, deeply cordate 

 at base, crenate or dentate, green above, densely white-tomentose beneath ; calyx 

 lobes ovate, overlapping at base ; petals 2 to 2.5 cm. long. 



16. Abutilon sphaerostaminum Hochr., sp. nov. 



Veracruz; type from Zacuapan (Purpus 2234; U. S. Nat. Herb. no. 840351). 



Small shrub with tomentose or glabrate stems; leaves broadly cordate, 5 to 

 12 cm. long, long-acuminate, shallowly crenate or dentate, densely or finely 

 white-tomentose beneath ; sepals broadly ovate, acuminate, finely tomentose ; 

 carpels 10 to 12 mm. long. 



17. Abutilon lignosum (Cav.) Don, Hist, Dichl. PI. 1: 501. 1831. 

 Sida lignosa Cav. Monad. Diss. 34. pi. 9. f. 2. 1790. 



Abutilon jacquini Don, Hist. Dichl. PI. 1: 503. 1831. 



Abutilon berlandieri A. Gray ; S. Wats. Proc. Amer. Acad. 20: 358. 1885. 



Abutilon scabrum S. Wats. Proc. Amer. Acad. 24: 41. 1889. 



Sonora and Chihuahua to Yucatan and Jalisco. Southern Florida and Texas ; 

 West Indies; type from Santo Domingo. 



Plants suffrutescent, 1 to 2 meters high ; leaves ovate to broadly cordate, 

 5 to 15 cm. long, usually long-acuminate, crenate or dentate, densely stellate- 

 tomentose beneath ; sepals cordate-ovate, acuminate ; petals 1 to 1.5 cm. long ; 

 carpels 10 to 12 mm. long. " Colotahue," " pelotazo bronco" (Sinaloa). 



The fiber of the stems is employed in western Mexico for making twine and 

 rope. 



