174 MERRILL. 



axillaiT. solitaiT, llic rMcliis I'liuTi^^'m^ii" I'loin Ix'twccn the |iciioK" and an 

 ovate, coriaceous, .") to 7 mni lon^- hi-act. the uinl)els 1 or ■.\ tlic terminal 

 bud wanting, the ])edunclcs to the umbels solitaxy, subtended by bracts, 

 slender. 2.5 cm hin<r. Staminate flowers 20 to 25 in each umbel, about 

 7 nun lon^. the pciManth sci;;"nients i-cliexed ; stamens (i. Fruit ^i'loltose, 

 much wrinkled wlien dry. with from 1 to ;>, more or less conipi'csscd, 4 

 mm long seeds. 



Mindanao, Lake Lanao, Mrs. Vleuiens loJ, near streams, Septfinlin . I'.KKi: 

 District of Davao, WIIUudis 251!), March, 1905 (type). 



A species manifestly allied to Hmilax hracieata Presl. tnit (listiiijiuislicd at (ince 

 by its verruciilose, l>ut not spiny stems, larger loa\"es with more nuiiu'idus vimiis, 

 and larger liowers. 



ULMACE^. 



CELTIS Linn. 



Celtis crenato-serrata sp. nov. 



Arbor circiter 30 m alta, glal^ra, vcl rainulis ultimis 2)arce pubes- 

 centibus ; foliis subcoi-iaceis. ovatis vel elliptico-ovatis. aciiminatis, basi 

 rotundatis, leviter inaequilateralibus, 13-nerviis, margine in tertia inferioi'e 

 parte integris, supra valde ci-enato-serratis; fructibus ovatis, leviter com- 

 pressis, circiter 1 cm longis. 



A glabrous tree about 80 m higli. Brandies slender, terete, reddish- 

 brown, distinctly lenticellate with small lenticels, the ultimate branclilets 

 slightly pubescent. Leaves ovate to elliptic-ovate, 7 to 10 cm long, 3 

 to 5 cm wide, subcoriaceous, slightly shining, of the same color on both 

 surfaces or slightly paler l)eneath, the base broad, somewhat inecjuilatci-al, 

 rounded on one side of the midril), subacute on the otlier side, the apex 

 pronrinently acuminate, the acumen 1 to 1.5 cm long, a])iculate. tbe 

 margins in the lowei- one-third entire, above prominently crenate-sei'rate ; 

 basal nerves three, ])]-ominent, the two lateral ones extending nearly to 

 the apex and above somewhat loo])ed at the anastomoses of the lateral 

 veins, the lateral ones slendei-, horizontal, about 10 to 12 on each side 

 of the midrib, the reticulations lax, indistinct; petioles 5 to 7 mm long. 

 Flowers unknown. Fi'uits ovate, slightly compressed, about 1 cm long, 

 the jiericarp thin, llcshy. 



Luzon, Province of 15ataan. Duaie. For. Bur. .lOd'i.i Tojuirio. Oclohcr 2. 1 !»()<>. 

 in forests along streams, altitude about 100 m, locally known as mulahniidan. 

 A Species well chai'acteri/ed by its jiiominently crenate-serrate leaves. 



ARISTOLOCHIACE^. 



ARISTOLOCHIA Linn. 



Aristolochia macgregoril sp. nov. g Diplolohus. 



Koliis suljtiis ad costam, ramulis inllorescentiis })etiolis(|ue plus minus 

 breviter liirsiito-pubescentibus ; ff)liis chartaceis, oblongis, basi subsagit- 

 tato-cordatis, apice breviter acute acuminatis, petiolo vix 5 mm longo; 

 raccmis axillarilms, solitariis, floribus circiter 4 cm lonijis. 



