December 6, 1913] Seven Oaks from Mount Ukdaxeta 1983 



Quercus soleriana Vid. 



Field-note: — Small trees in stony soil of the summit of 

 Duros peak at 4000 feet; stem 10 inches thick, crooked, sub- 

 terete, crookedly branched from the middle, 30 feet high; 

 wood oak-like, the sapwood white, tough, heavy, odorless 

 and tasteless; bark rather thick, dull brown and gray mixed, 

 smooth, also latericius below the epidermis clear to the 

 eapwood; branches crooked, ascending, finally numerously re- 

 branched, ascending twigs grayish white and lenticelled; leave- 

 ascending, thinly chartaceous, deeply folded upon the upper 

 shining green side, apex strongly recurved, very much paler 

 green beneath; inflorescence erect, the rachis yellowish green, 

 the sourish smelling flowers yellow; its few branches ascending 

 and recurved toward their ends. "Oyagan" in Manobo. 



Represented by number 13568, Elmer, Cabadbaran (Mt. 

 Urdaneta), Province of Agusan, Mindanao, August, 1912. 



Quercus lipacon Elm. n. sp. 



Small tree; stem 3 dm thick, 12 m high, terete, some- 

 what crooked; wood hard, avellaneus toward the center, odorless 

 and whithout taste, tough, heavy; bark roughened with dense 

 lenticels or excrescences, grayish, reddish brown except the 

 epidermis; main branches chiefly toward the top, crookedly 

 rebranched; twigs numerous, ascending, quite rigid, young 

 portion scurfy brown puberulent. Leaves quite copious, alternate, 

 ascending or horizontal, chartaceous, folded on the upper deeper 

 green glabrous side, apex slenderly acuminate or subcaudate 

 and recurved, the base broadly obtuse or bluntly cuneate, 

 ovately oblong or merely oblongish, subglaucous beneath except 

 the scurfy brown pulverulence, the larger ones 15 cm long 

 by 6 cm wide across the middle or just below it, often smaller, 

 entire; midrib ridged and scurfy beneath, smooth and glabrous 

 above and relatively conspicuous; lateral nerves 7 to 9 pairs, 

 oblique, strict except the ascendingly curved tips which become 

 obsolete, ail similar in prominence and vestiture on the nether 

 side, cross bars faint beneath, reticulations very minute on 

 the upper surface only; petiole 5 to 10 mm long, thickened 

 toward the base, flat along the upper side especially toward 

 the distal end, giabrate when old. Spikes stout, erect, green, 



