Quercus] 



CVII. FAGACE.E 



63.3 



acuminate, blade 4-6. pet. J in.,. sec. n. 10-12 pair, arching, prominent beneath. Acorns 

 confluent in sessile clusters of three, involucre J-1J in. diam., completely enclosing the 

 nut, scales tapering from a pyramidal base into a long acumen, walls woody, £ in. 

 thick, adhering tightly to the nut. Xut depressed-globose, diam. J in., the upper 

 fourth polished, the lower three-fourths rough, pericarp i in. thick, intruded into the 

 cavity, cotyledons probably lobed. Q. xylocarpus, K-urz in Journ. As. Soc. Bengal 44, 

 196, tab. 14, figs. 5-8, Arakan hills east of Akyab. 5-6,000 ft., is probably this species, 

 but the scales are blunt and the apex of the nut is stated to be free. 36. Acorns only, 

 similar to 35, from the hills east of Bhamo 7,300 ft. [Sake pun, Kachin. Mont. Hill. 

 Fib. 190*2), nut almost hemispherical, polished, except the flat circular base, pericarp 

 thin. 37. Q. Wrayi, King Ann. ii. t. 104. Mergui (Manson). — Perak. Branchlets, 

 petioles, underside of 1. and nerves on the upperskle tawny-tomentose. L. lanceolate. 

 blade 6-8, pet. J in., sec. n. slender, 15-20 pair, near the edgi- curving and anastomosing. 

 Cups sessile, on spikes 4 in. long, §-lJ in. diam., scales soft, densely tomentose, up to J in. 

 long. 



■2. CASTANOPSIS, Spaoh; Fl. Brit. Ind. v. 619 (included in Castanea 

 by Prantl in Engler u. Prantl iii. 1. 54). 



Evergreen trees, pith usually quadrangular, med. rays of most species 

 uniform, very fine and equidistant. £ catkins erect, mostly in terminal 

 panicles. $ fl. 1-3 in one involucre, nuts wholly enclosed in the involucre, 

 which is covered with spines or tubercles or marked with more or less concen- 

 tric tubercled lines. Species 28, one in Pacific North America, the rest in 

 Eastern Asia. Kyanza, Bonn, and Thit-i in Upper Burma, are used indis- 

 criminately for several species. 



I. Involucre ovoid or globose, dehiscent, spinous. 



A. Leaves sharply serrate. 



fffi 

 Fig. 196. — Castonopsis indica, A. DC. \. 



