STANDLEY TREES AND SHRUBS OF MEXICO 1385 



Sinaloa to Colima; Socorro Island; Yucatan. Southern Florida; West Indies; 

 type from Jamaica. 



Shrub or tree, sometimes 8 meters high; leaves petiolate, usually oval, 1 to 7 

 cm. long, usually rounded or obtuse and apiculate at apex, truncate to acute at 

 base, appressed-pilose or glabrate above; cymes 1 to 9-flowered; corolla white, 

 sericeous; fruit subglobose, purplish, 4 to S mm. in diameter, 2 to 4-celled. 



DOUBTFUL SPECIES. 



GuETTARDA DEALBATA Mart. & Gal. BuU. Acad. Brux. IV: 232. 1844. Type 

 from Oaxaca. Scarcely of this genus. 



Hemslej' reports G. odoraia Lam., G. parvi flora Vahl, and G. scabra Lam. from 

 Mexico, but the writer has seen no Mexican specimens of these species. The 

 specimens reported as G. parviflora are probably G. elliptica. 



31. ERITHALIS P. Br.; L. Syst. Nat. ed. 10.. 930. 1759. 

 1. Erithalis fruticosa L. Syst. Nat. ed. 10. 930. 1759. 



Yucatan. Southern Florida; West Indies and Central America. 



Shrub or small tree, 5 meters high or less; leaves petiolate, orbicular to oblong- 

 obovate, 2 to 10 cm. long, rounded or obtuse at apex, acute to rounded at base, 

 coriaceous, glabrous; flowers white, in axillary, usually many-flowered, peduncu- 

 late cymes; calyx obscurely denticulate; corolla 4 to 10 mm. long, glabrous, the 

 lobes oblong-linear, obtuse; fruit drupaceous, globose, 2.5 to 4 mm. in diameter, 

 black, composed of 5 to 10 carpels. 



32. CHIOCOCCA P. Br.; L. Syst. Nat. ed. 10. 917. 1759. 

 Shrubs or small trees, often scan dent or sarmentose; flowers small, usually 



white, in axillary, simple or paniculate, usually secund racemes; calyx 5-lobate, 

 persistent; corolla funnelform, the 5 lobes spreading or reflexed, valvate; fruit 

 small, drupaceous, compressed, orbicular, composed of 2 1-seeded carpels. 

 Anthers nearly or quite equaling the corolla lobes, sometimes longer, the filaments 



exserted 1. C. phaenostemon. 



Anthers only slightly exceeding the corolla tube or included, the filaments wholly 

 included. 



Leaves pubescent 2. C. pubescens. 



Leaves glabrous. 



Limb of the corolla 8 to 10 mm. wide; calyx lobes semiorbicular or nearly 

 obsolete; leaves mostly 3.5 to 6 cm. wide; fruit only sHghtly 



compressed 3. C. pachyphylla. 



Limb of the corolla 3 to 6 mm. wide; calyx lobes usually acute; leaves 

 mostly narrower; fruit strongly compressed 4. C. alba. 



1. Chiococca phaenostemon Schlecht. Linnaea 9: 594. 1834. 

 Chiococca staminea Mart. & Gal. Bull. Acad. Brux. ll^: 231. 1844. 

 Veracruz, Puebla, and Chiapas; type from Jalapa, Veracruz. 



Large shrub; leaves short-petiolate, mostly ovate-oblong or lance-oblong, 4 to 

 10.5 cm. long, acuminate, coriaceous, glabrous; racemes usually paniculate; 

 corolla 5 to 8 mm. long; fruit compressed, 5 to 7 mm. long. " Jazmin de novia" 

 ( Veracruz) . 



2. Chiococca pubescens Standi. Contr. U. S. Nat. Herb. 20: 209. 1919. 

 Tamaulipas, Puebla, and Oaxaca; type from San Luis Tultitlanapa, Puebla. 

 Leaves short-petiolate, ovate to lance-oblong, 3 to 6 cm. long, short-acuminate; 



racemes few-flowered; corolla 5 to 6 mm. long; fruit pubescent. 



