192 CONTRIBUTIONS FROM THE NATIONAL, HERBARIUM. 



76. Quercus nectandraefolia Liebm. Overs. Dausk. Vitl. Selsk. Forh. 1854: 

 17"). 1854. 



Veracruz ; type locality, Totutla. 



Twigs rather slender, dingy-tomentose ; buds brown, glabrescent, small ; 

 leaves (deciduous?) niotlerate (3 to 5 cm. wide, 9 to 12 cm. long), revolute, 

 glabrous, somewhat paler and granular beneath, elliptic, obtuse, acute to sub- 

 cordate at base, subsessile, crisped but entire ; fruit annual ; acorn ovoid, 20 

 mm. in diameter, 25 mm. long, thick-walled, half included, the rounded cup 

 with blunt thickened appressed scales. 



77. Quercus lingvaefolia Liebm. Overs. Dansk. Vid. Selsk. Forh. 1854: 180. 

 1854. 



Oaxaca ; type locality, Cuesta de Lachopa. 



Twigs moderate, glabrescent; leaves (deciduous ?) moderate (3 to 4 cm. wide, 

 6 to 11 cm. long), slightly revolute, somewhat flocco.se or glabrate, elliptic, 

 obtuse or acute, cordate, .short-petioled, entire; acorn ovoid, 10 mm. in diam- 

 eter, 15 mm. long, tlie saucer-shaped cup with blunt appressed scales. 



78. Quercus perseaefolia Liebm. Overs. Dansk. Vid. Selsk. Forh. 1854: 188. 

 1854. 



Veracruz ; type locality. Hacienda de Jovo. 



Twigs rather slender, glabrescent ; buds small, glabrate ; leaves deciduous, 

 moderate (3 to 5 cm. wide, 6 to 12 cm. long), slightly revolute, glabrate. 

 oblanceolate-elliptic, obtuse at both ends, very short-petioled, entire ; fruit 

 annual ; acorn oblong. 10 mm. in diameter, 15 mm. long, one-third included, the 

 turbinate cup with blunt appi'essed scales. 



79. Quercus pubinervis Mart. & Gal. Bull. Acad. Brux. 10 ': 211. 1843. 

 Veracruz ; type locality, about Huatusco. 



Rather large deciduous tree with slender tomentose twigs and small red- 

 brown glabrate buds; leaves moderate (4 to 5 cm. wide, 8 to 12 cm. long), 

 somewhat revolute, the midrib puberulent above and the lower surface some- 

 what persistently fleecy, lance-ovate to elliptic-oblanceolate, rounded at both 

 ends, very short-petioled, entire or low-undulate ; fruit annual ; acorn oblong, 

 10 mm. in diameter, 15 mm. long, one-third included, the turbinate cup with 

 blunt appressed scales. 



80. Quercus oajacana Liebm. Overs. Dansk. Vid. Selsk. Forh. 1854: 178. 1854. 

 Quercus salici folia oajacana Wenzig, Jahrb. Bot. Gart. Berlin 3: 207. 1884. 

 Oaxaca ; type locality, between Taiietze and Talea. 



Twigs moderate, yellow-scurfy ; buds red-brown, somewhat hairy, small ; 

 leaves evergreen, moderate (3 to 4 cm. wide, S to 10 cm. long), with puberulent 

 midrib above, loosely stellate beneath, lance-elliptic to subovate, acute, rounded 

 at base, short-petioled, entire or somewhat undulate ; fruit annual ; acorn 

 ovoid, 12 mm. in diameter, 15 mm. long, the shallow cup with blunt appressed 

 scales. 



81. Quercus totulensis A. DC. in DC. Prodr. 16 ': 62. 1864. 

 Veracruz ; type locality, Totutla. 



Twigs slender, quickly glabrous; buds glabrous, glossy light brown. 2 mm. in 

 diameter, 5 mm. long; leaves deciduous, rather small (2 cm. wide, 6 to 8 cm. 

 long), paler and sometimes with axillary tufts beneath, oblong, rounded at 

 both ends or a little narrowed below, slender-petioled, entire; acorn rounded, 

 fully half inchuhnl, the rounded cup with rather acute appressed scales. 



82. Quercus salicifolia Nee, Anal. Cienc. Nat. 3: 26.5. 1801. 

 Quercus mexicat^a (jJahraia Seem. Bot. Voy. Herald 332. 1852-7. 

 Quercus castanea glabrata A. DC. in DC. Prodr. 16 *: 72. 1804. 



