56 
ADDITIONS TO THE OAKS. 
regions of New Spain, near 'Villalpando and Santa Rosa, and fructifies in 
September. 
Qtjercus pulchella. Q. ramis tuberculatis ; foliis obovato-oMongis, subcordatis, 
argute dentatis, coriaceis, supra nitidis, subtus tenuissime incano-tomentosis ; fructibus 
geminis, breviter pedunculatis ; cupulis depresso-sphœricis. 
This tree is from 15 to 20 feet in heio-ht, and o-rows in the mountainous 
regions of New Spain between Guanajuato and Santa Rosa; it fructifies 
in September. 
Qpercus reticulata. Q. ramulis suhpubescentibus ; foliis subsessilibus, obovatis, 
cordatis, remote dentatis, coriaceis, rugosis, subtus tenuissime tomentosis ; fructibus 
geminis, longe pedunculatis ; cupulis cyathiformibus. 
A tall tree which grows in the mountainous parts of New Spain between 
Santa Rosa and Guanajuato, and fructifies in September. 
Quercus crassifolia. Q. ramulis sulcatis, foliisque subtus flavescenti-tomentosis, 
breviter petiolatis, obovatis cordatis, remote detitatis, crasse coriaceis ; fructibus subter- 
nis, pedunculatis ; cupulis subsphœricis. 
This tree is from 30 to 40 feet high, and has a very thick foliage ; it is 
found in the stony and mountainous regions of New Spain near Chilpan- 
cingo, and fructifies in April. 
Quercus spicata. Q. ramulis tomentosis ; foliis ellipticis, sinuato-dentatis, coriaceis, 
supra nitidis, subtus tenuissime canescenti-tomentosis ; fructibus subgeminis, brevissime 
pedunculatis ; cupulis cyathiformibus. 
This species is from 30 to 40 feet in height, and is found in shady situa- 
tions near el Oyamel, el Jacal, and Cerro de las Nabajas ; it fructifies in May. 
Quercus pandurata. Q. ramulis lævibus, hirtis, foliis obovato-oblongis, subpandura- 
tis, subcordatis, sinuato-dentatis, coriaceis, subtus pubescentibus ; fructibus subquinis, 
pedunculatis ; cupulis cyathiformibus. 
This species is about 15 feet high : it is found on the sides of the moun- 
tains in the kingdom of Mechoacan, between Ario and Patzcuaro : it fruc- 
tifies in September. 
Quercus ambigua. Q. ramulis glabris, obovato-oblongis, obtusis, basi rotundahs, sub- 
repandis, membranaceis, subtus tenuissime pubescentibus ; fructibus quinis aut septe- 
nis pedunculatis , pedunculis geminis, elongatis. 
This tree is about 20 feet high, and is found in the temperate regions of 
Mexico near Moran, Cerro Ventoso and Omilton : it flowers in May. 
Quercus glaucescens. Q. ramulis angulatis ; foliis brevissime petiolatis, obovato- 
oblongis, obtusiusculis, basi cuneatis, dentato-sinuatis, membranaceis, glaucescentibus ; 
fructibus quinis aut septenis, pedunculatis. 
A tall tree, very common in the warm’parts of New Spain, between la 
Venta de la Majorena and Acaguisotla : it blooms in April. 
Quercus obtusata. Q. ramulis tuberculatis, tenuiter pubescentibus , foliis oblongis, 
obtusis basi inœqualibus, répandis, coriaceis, subtus pulverulento-pubescentibus ; fruc- 
tibus subquinis, pedunculatis ; cupulis campanulato-globosis. 
This species is very tall, with a remarkably straight trunk : it is found 
in the elevated and dry parts of New Spain near Ario, and flowers in 
September. 
