XCIV. CUPULIFEE2E 
475 
toothed or entire, acute or obtuse. Male flowers distant from 
each other : stamens 4-8. Female flowers : styles 3-5. Acorns 
usually solitary ; cup covering about half the nut ; scales imbricate ; 
nut ovoid, pointed, smooth, brown. (Fig. 153.) 
Simla, rare, Mahasu to Narkunda, common, Daha in the Giri valley ; April, 
May. — W. Temperate Himalaya. — Afghanistan. 
The Moru oak. It is found from 6000 to 9000 ft. and is distinguished by its 
green foliage. 
3. Quercus incana, Boxb . ; FI. Br. Ind. v. 603. Leaves stalked, 
ovate-lanceolate, 3-5 x 1^-2 in., spinous-toothed towards the tip ; 
upper surface glabrous, lower white-tomentose. Male flowers : 
stamens 3-5. Female flowers : styles 3. Acorns single or in 
pairs ; cup at first almost covering the nut, but only about half of it 
when mature ; scales imbricate; nut ovoid, white-tomentose when 
young, ultimately glabrous, brown. (Fig. 154.) 
Simla, common ; April, May. — Temperate Himalaya. — Upper Burmah. 
The Ban oak. It grows on dry, grassy hillsides from 5000 to 8000 ft., rarely 
lower and is distinguished by its grey foliage, appearing white when the leaves 
are turned back by the wind. 
4. Quercus glauca, Thunb. ; FI. Br. Ind. v. 604. Leaves stalked, 
pubescent when young, ultimately glabrous, oblong- or ovate-lan- 
ceolate, 3-5Jxl-2 in., long-pointed, more or less spinous-toothed 
towards the tip. Male catkins interrupted : flowers crowded in 
small clusters ; stamens 4-5. Female flowers : styles 4. Acorns 
single or in pairs ; cup covering about two-thirds of the nut ; scales 
united, forming 4-8 tomentose, concentric belts ; nut ovoid, pointed, 
smooth, brown. (Fig. 155.) 
Simla, below 5000 ft. ; March- June. — Subtropical Himalaya, 2000-6000 ft. — 
China, Japan. 
This oak occurs only as scattered trees, not in forests as the other three 
species ; distinguished by the belted acorn-cup. 
4 CORYLTJS. The classical name, from corys, a helmet, in 
allusion to the involucre.-y-Nr temperate regions. 
