1140 CONTRIBUTIONS FROM THE NATIONAL HERBAEIUM. 



3. Forestiera puberula Eastw. Proc. Amer. Acad. 44: 605. 1909. 

 Coahuila and Zacatecas ; type from Cedros, Zacatecas. 



Shrub, the braiichlets short and stiff; leaves 5 to 12 mm. long, the margins 

 strongly revolute; fruit black, about 7 mm. long, conspicuously ciirved. 



4. Forestiera durangensis Standi., sp. nov. 



Durango; type collected near the city of Durango (Palmer 837; U. S. Nat. 

 Herb. no. 304930). 



Shrub, 2 to 2.5 meters high, the branchlets short and stiff, densely puberulent 

 at first ; leaves short-petiolate, narrowly oblong or oblanceolate-oblong, 12 to 

 30 mm. long, 4 to 7 mm. wide, obtuse, attenuate at base, entire, coriaceous, 

 sparsely puberulent or glabrate above, densely pubescent beneath ; staminate 

 flowers in small dense clusters ; stamens 4 ; fruit oblong, 7 to 8 mm. long. 

 " Palo bianco." 



Palmer 323 from Tepehuanes belongs here. It is probably this plant which 

 was listed by Patoni as F. phillyreoides, for which the vernacular names are 

 given as " lentisco," " lantisco." " lantrisco," and " acebuche." 



5. Forestiera rotundifolia (T. S. Brandeg.) Standi. 



Adella rotundifolia T. S. Brandeg. Univ. Calif. Publ. Bot. 3: 386. 1909. 

 Type from Cerro de Matzize, Puebla. 



Glabrous shrub, 2 meters higli ; leaves short-petiolate, coriaceous, lustrous, 

 crenulate. 



6. Forestiera racemosa S. Wats. Proc. Amer. Acad. 25: 158. 1890. 

 Nuevo Leon ; type from the Sierra Madre near Monterrey. 



Slender shrub or small tree, 4.5 to 6 meters high ; leaves slender-petiolate, 

 rounded at base, coriaceous, glabrous and lustrous above, pilosulous or glabrate 

 beneath ; fruit subglobose, 6 mm. long, bluish black. 



7. Forestiera tomentosa S. Wats. Proc. Amer. Acad. 25: 157. 1890. 

 Jalisco to Puebla ; type collected near Guadalajara. 



Shrub, 3 to 4.5 meters high, with stiff branches ; leaves oblong to ellipf.c 

 or ovate, 1.5 to 3.5 cm. long, obtuse or rounded at apex, obtuse or acute at 

 base, short-petiolate, coriaceous; fruit ellipsoid, bluish black, 6 to 10 mm. long. 

 "Pico de pSjaro " (Michoctln) ; " mimbre " (Jalisco). 



S. Forestiera chiapensis Standi., sp. nov. 



Type from Canjob, Chiapas {Goldman 794; U. S. Nat. Herb. no. 470599). 



Branchlets puberulent when young but soon glabrous ; leaves short-petiolate, 

 broadly elliptic, 4.5 to 6 cm. long, 2.3 to 3 cm. wide, obtusely short-acuminate, 

 acute or obtuse at base, thin, entire, glabrous ; staminate flowers in lax racemes 

 about 1 cm. long; stamens 2 to 4. 



9. Forestiera macrocarpa T. S. Brandeg. Zoe 4: 404. 1894. 

 Type from Sierra San LSzaro, Cape Region of Baja California. 



Shrub or small tree, 2 to 6 meters high, glabrous; leaves elliptic or oblong- 

 ovate, obtuse or acutish, cuneate at base, thin ; fruit oblong, dark blue. 



10. Forestiera phillyreoides (Benth.) Torr. U. S. & Mex. Bound. Bot. 167. 

 1859. 



Piptolepis phillyreoides Benth. PI. Hartw. 29. 1840. 



Jalisco to Guanajuato and Puebla; type from Guanajuato. 



Shrub, 2 to 3 meters high ; leaves short-petiolate, ovate to oval or obovate, 

 obtuse or rounded at apex, acute at base, pubescent or glabrate beneath, the 

 margins usually revolute ; fruit ellipsoid, black. 



