20(i 



A. Ciray)""' arc uii(l<ml)tc<lly rctViahlc to Coriaria intermedia ^ratsuni. The 

 thirteen knowii si)ec'ies of the •reiius liave a peculiar <reograi)liieal (listril)Ution. 

 extending from tlie Mediterranean region to the iiioniitainf> of I'.ritisli India. 

 C'liina, Japan and Formosa, and from New (ininea to New Zealand, Mexico, and 

 South America. The presence of tiiis I'orniosan species in Bengnet adds another 

 very characteristic sjx'cies to llic l<iio\\n iinrtlicrn clciiicnl in the I'liilippiiic lima. 



KHAMNACE.^. 



ZIZYPHUS .luss. 



Zizyphus cumingiana Mrrrill sp. iiox-. Zizi/iilnis all'. /. Ixiclri DC. Nidul, I'liaii. 

 (■uming. I'iiiiiii. ( I SS.! ) 104. 

 A scandont shnih I'^acliing a hciii'lit of K) in., with hroailly-ovatt' to 

 oblong-ovate, iiuHjiiilateral, nearly ulalji'niis, .'l-iierved leaves, the lateral 

 nerves branched, solitary spines and sessile or short-pednneled cymes 

 about equaling the petioles. Branches dark brown, the older ones K-nti- 

 cellate, glabrous, the branchlets slender, more or less ferruginous pubes- 

 cent, the spines stout, recurved, short. Leaves submembranous, shining, 

 glabrous, or when young the nerves on botli surfaces somewhat pubescent, 

 the margins obscurely crenate or dentate, the teeth often apiculate, 4 

 to () cm. long, 2 to 3.5 cm. wide, the base ratlier strongly inequilateral, 

 broad, rounded, sometimes subcordate. the apex acuminate, the acumen 

 blunt, often obscurely apiculate; nerves ;>. tlic lateral ones scarcely 

 reaching the apex of the leaf and sending rather bold, curved-ascending 

 branches toward the margin, the lowei- branches often similating basal 

 nerves, so that sometinu's the lea\-es a})j)ear to be t or 5-nerved; petioles 

 G to 8 mm. long, usiuilly somewhat pubescent, ("ymes about S mm. 

 long, few flow'ered. slightly ferrugitious-jmbesceiit. Flowers greenish 

 white, about 4 mm. in diametei-. the pedicels 2 to 4 mm. long. Calyx 

 glabrous or with very i'cw liaii'.- outside, the lobes ovate, acute, nearly 

 3 mm. long, keeled within. I'etal> aliout 1.-") mm. long, obovate-spatulat<\ 

 cueullate, clawed. Disk glabrous, lU-ci'enate. Fruit obovoid. glabrous, 

 lilaek when di'y, 1-celled, 1-seeded, (J to T nun. long. 



I'niLii'i'i.NEs (453 Cuming) 183G-1840. Luzon, Province of Tayabas. .Mount 

 Banajao (994 Whitford) October, 1904. Mindoro, Bongabong River (:i(JlU Mer- 

 rill) February, 1906. Palawan (Paragua) Puerto Priiicesa (.3.i4 Bennejos) 

 February, 1900; E-wi-ig River (090 Merrill) February. I'.tU.!. In forests and 

 Ihickets from the sea level to 050 m. A s|)ecies apparently related to Zi~)/i>liii.<< 

 cflliilifornis DC, and /. liniorrri.tifi DC. 



'nLi.\('ioj:. 



TRICHOSPERIVIUM Khiiiie. 



Trichospermum trivalvis Merrill sp. wax. 



.\ small tree 6 to 8 m. high with ol»loiig-o\ate. cordate, often sonunvhat 

 ine(juilalcral .-serrate leaves and ;>-val\cd triangnlai- ea|)>nles. P>ranelies 

 nearly black when dry. glabrous, teicte. the younger |tarts .somewhat 



'" l!ev. PI. \^isc. Filip. (ISSC). 102. 



