The Trees of Texas 53 



Mocker Nut. A large handsome forest tree with maximum 

 Jiciii-h f of 100 and trunk diameter of 3, but usually much 

 smaller, with light gray, fissured bark which is never scaly. 

 Leaves with a resinous odor, 8'-12' long, with 5-9, generally 7 

 leaflets; leaflets oblong lanceolate, or obovate-lanceolate, ses- 

 sile or the terminal one short-stalked, pointed at the apex, 

 hairy at first, but becoming smoother with age. Fruit sub- 

 globose, elliptic, l% / -2 / long, with a thick husk which splits 

 to the base. Nut globose to elliptic, smooth, without promi- 

 nent angles; shell thick, kernel sweet and edible. 



Ontario south to Florida and west to Texas, extending to 

 the valley of the Brazos. 



Wood and uses similar to Hicoria ovata. 



8. Hicoria glabra (Mill.) Britton. Pignut. Black Hickory. 

 A tall forest tree 80-90 high and 3-4 in diameter with 

 narrow crown, somew r hat pendulous branches, and bark of 

 trunk usually dark gray to almost black, tight, fissured, with 

 narrow furrows. Twigs slender, hairy at first, becoming 

 smooth and reddish brown with age. Leaves 6'-9' long with 

 smooth axis. Leaflets 3-9 ? more commonly 5-7, 2 1 /^'-6 r long, 

 pointed, hairy when young, smooth or .with a few hairs in the 

 axils of the veins when mature, unequal at base. Fruit obo- 

 void or globose somewhat pear-shaped, l 1 /^' long; husk thin; 

 nut obovoid to elliptic, smooth, shell thick, kernel sweet or 

 bitter. 



Maine to Nebraska, south to Florida and west to Texas. Ex- 

 tends to the valley of the Nueces. 



1'ses similar to H. ovata. 



LEITNERACEAE Drude. Cork Wood Family. 



Leitnera Floridana Cliapm. A shrub or small slender tree 

 sometimes 20 high and 4'-5' in diameter, with dark gray fis- 

 sured bark about 1-16' thick. Leaves alternate, somewhat 

 leathery, deciduous, 4'-6' long, l 1 /;'^ 1 /?' wide with petiole 

 l'-2' in length, margin entire or somewhat wavy, but not ser- 

 rate, pointed at the apex, equal and gradually narrowed at 

 base, bright green and smooth above, hairy beneath. Flowers 

 in aments, the male and female on different plants. Stamen 



