SECTION V.-CHAMYDOBALANUS. 



Chamydobalanus.— Spikes erect ; male flowers, styles, and leaves as in Pasania. 



Involucres ovoid or globose, externally zonate or tubercular, closed and 

 enveloping the whole glans (except the. apex in confragosa and Bluuew \), 

 but not adnafe to it, except at the base ; the glans escaping from the 



cupiile when ripe. 



Involucres tubercled or spinulose. 



Fruit hemispheric or turbinate. 



Involucres depressed-globose, the young echinulate with simple weak 



arist£e ; the mature with faint bands 68. Q. Blumtuna, 



Involucres with sharp, subulate, simple or branching spines in tufts or 



interrupted zones 69 - Q- discoauj 



Involucres with stout, simple, radiating, hooked spines 69 bis, Q. Wr*$ 



Fruit globular; involucre with coarse, short, blunt, irregular, scattered 



tubercles * 70 - & «***»«• 



Fruit ovoid; involucre with scattered sub-ligneous, reflexed, subulate 



tubercles . . 71. Q. reflexa. 



Fruit ovoid-cornplauate, oblique ; involucral tubercles short, stout, sometimes 



sub-zonate "• & '«¥*«** - 



Involucres zonate, not tuberculate. 



Fruit ovoid or ovoid-globose 73 - & *~** ' 



„ depressed-hemispheric 74 ' °' end> "3"' 



68. 



Quercus Blumeana. Korth. Verh. Xat. Gesch. Bot. 208. t. 



44. 



Young shoots pale, pulverulent. X 



coriaceous, 



oblong 



or 



owly ellipt 



aceolate, shortly acuini 



the base acute; upper surface glab 



lower 



pale, very minutely i 

 strong and prominent 



tomentose ; main 



beneath ; length 



nerves 10 to 12 pairs, rather straight. 



of blade 5 to 8 in., breadth 1*50 to 2-" 5 



petiole *5 to 



75 in., stout. 



Spik 



pie, axillary 



or in 



pa 



male or androgynous; male per 



6-cleft: stamens 



2 



rudimentary pistil spheroid 



