STANDLEY TREES AND SHRUBS OF MEXICO 1397 



5. Viburnum ciliatum Greenm. Proc. Amer. Acad. 41: 251. 1905. 



Type from Trinidad Iron Works, Hidalgo, altitude 1,680 meters; Guerrero (?). 



Branchlets glandular or glabrate; leaves ovate or broadly ovate, 5 to 10 cm. 

 long, short-acuminate, cordate at base, dentate, ciliate, nearly glabrous; calyx 

 lobes obtuse; corolla 5 mm. broad. 



6. Viburnum rhombifolium (Oerst.) Hemsl. Biol. Centr. Amer. Bot. 2: 



3. 1881. 

 Oreinotinus rhombifolius Oerst. Nat. For. Kjobenhavn Vid. Medd. 1860: 



283. 1861. 

 Mountains of Mexico and Veracruz; type from Mount Orizaba, altitude 

 2,700 meters. 



Shrub or tree, 3 to 6 meters high, the branchlets stellate-pilose; leaves oblong- 

 ovate, ovate, or rhombic, 5 to 15 cm. long, coarsely serrate-dentate, appressed- 

 pilose or glabrate above, loosely stellate-pilose beneath; calyx lobes obtuse. 



7. Viburnum tiliaefolium (Oerst.) Hemsl. Biol. Centr. Amer. Bot. 2: 3. 1881. 

 Oreinotinus tiliaefolius Oerst. Nat. For. Kjobenhavn Vid. Medd. 1860: 



282. 1861. 



Veracruz and Oaxaca; type collected between Mirador and Jalapa, Veracruz. 



Branchlets loosely tomentose; leaves broadly ovate or rounded-ovate, 7 to 13 

 cm. long, cordate or rounded at base, thin, irregularly sinuate-dentate, ciliate; 

 cymes broad, many-flowered; corolla 7 mm. broad. 



8. Viburnum caudatum Greenm. Proc. Amer. Acad. 41 : 250. 1905. 



Type collected near Trinidad Iron Works, Hidalgo, altitude 1,500 meters. 



Shrub or tree, 4.5 to 6 meters high, the branchlets glabrate; leaves rounded- 

 ovate or rhombic, 9 to 11 cm. long, cordate or subcordate at base, obscurely 

 sinuate-dentate or entire, nearly glabrous beneath; cymes broad, many-flowered; 

 corolla 6 to 7 mm. broad. 



9. Viburnum cuneifolium Bartlett, Proc. Amer. Acad. 44: 635. 1909. 

 Type collected in the Sierra Madre above Monterrey, Nuevo Leon, altitude 



750 meters. 



Shrub, 3 to 4.5 meters high, the branchlets ferruginous-furfuraceous; leaves 

 mostly suborbicular, rounded or obtuse at base, glabrous or nearly so; corolla 

 6 mm. broad. 



Probably only a form of V. elatum. 



10. Viburnum elatum Benth. PL Hartw. 59. 1840. 

 ? Viburnum densum Benth. PL Hartw. 59. 1840. 



Michoacan to San Luis Potosi and Mexico; type from Tlapujahua, Michoaciln. 



Large shrub or small tree, the branchlets furfuraceous; leaves ovate-oblong to 

 broadly ovate, 2.5 to 5.5 cm. long, acute to rounded at base, glabrous; fruit 

 black, about 1 cm. long. " Tlamahuacatl " (Ramirez). 



11. Viburnum acutifolium Benth. PL Hartw. 59. 1840. 



Oreinotinus fuscus Oerst. Nat. For. Kjobenhavn Vid. Medd. 1860: 289. 1861. 

 Viburnum fuscum Hemsl. Biol. Centr. Amer. Bot. 2: 2. 1881. 

 Oaxaca; type from Cerro Pelado. 



Leaves ovate to lance-oblong, 3.5 to 6 cm. long, acutely acuminate, acute to 

 rounded at base, entire, glabrous, pale beneath; fruit black, 6 to 7 mm. long. 



12. Viburnum sulcatum (Oerst.) Hemsl. Biol. Centr. Amer. Bot. 2: 3. 1881. 

 Oreinotinus sulcatus Oerst. Nat. For. Kjobenhavn Vid. Medd. 1860: 287. 1861. 

 Type from Mount Zempoaltepec, Oaxaca. 



Branchlets fuscous-tomentose; leaves ovate, about 7 cm. long, obtusely acu- 

 minate, entire, glabrous above. 



