18(3 MERRILL. 



apex rather abruptly sulK-audate-aeiiniiuate, aeunicn abyut 1 em lung-, 

 blunt, base acuminate; nerves about 8 on each side of the midrib, prom- 

 inent beneath, impressed above, anastomosing, the reticulations lax, 

 obscure, with a barbate gland in the axil of each nerve where it leaves 

 the midrib ; i)etiolules 3 to 5 mm long. Inflorescences few, axillary, 

 each consisting of a 5 to (5 cm long peduncle, bearing at its apex two 

 long-pedicelled flowers, each pedicel subtended by a small bract about 2 

 mm long, and each calyx subtended by a smaller, but similar bracteole; 

 pedicels 1 cm long. Calyx pear-shaped, 4 mm long, 3.5 nim in diameter 

 above, the mouth with four broad, obscure, rounded teeth. Petals 4, in 

 bud elliptic. ;! mm long. Staminal-tube free, about 2 mm long, cvlindric, 

 denticulate; stamens 8, the anthers 1 mm long, included. Disk tubular, 

 1 mm long, free. Ovary ovoid, 4-celled, each cell 1-ovuled. glal)rous or 

 with few scattered hairs, including the short style 2 mm in length. 



Luzon, Province of Isabela, Cal)agan River, For. Bur. J8-')(i-i Ali-arez, A]))!! 22, 

 1909. altitude about 100 m. 



A species well characterized by its two-flowered infloiescences. 



MALPIGHIACE^. 



HIPTAGE Gaertn. 



leaves not gradually narrowed upward, obtuse or rounded; uniformly and dis- 

 tinctly reticulate on both surfaces; flowers small 1. H. reticulata 



Leaves more or less gradually narrowed upward to the acuminate or acute apex. 

 Leaves pubescent, often densely so. 



Carpels small, less than 1.5 cm long, including the wings; leaves less tlian 

 2.5 cm in width. 

 An erect tree or slirni); leaves glabrous on the upper surface, densely 

 pubescent witli pale liairs beneath; racemes many flowered. 



2. H. puhrscrns 

 Scandent ; leaves pubescent on botli surfaces; racemes few-flowered. 



.?. //. curranli 

 Carjx'ls hirge, including tlie wings reaching 4.5 cm in length; leaves 3.5 to 



5 cm wide 4. //. telmptrrn 



Jj<*aves glabrous. 



Carpels large, including the wings reaching a length of S cm. 



5. II. iiKicrii/itrra 

 Carpels small, including the wings not exceeding 2.5 cm in length. 



Leaves broad, rather abruptly acuminate, the lateral nerves 4 or 5; central 



wing of the carpels 1 to 1.4 cm broad 6. H.cumingn 



Leaves relatively narrow, gra<lually narrowed upward, the lateral nerves ft 

 or 7; central wing of the carpels less llian 1 cm broad. 



i^eaves ample, usually exceeding 10 cm in length 7. H. jaranica 



Leaves small, 6 cm long or less S. IJ. hnonica 



I. Hiptage reticulata sj). nov. 



Krutex .seaiideiKs ( ?) ; foliis elliptico-objongis, coriaceis. utrin(|ue gla- 

 l)ris, nitidis, reticulatis. obtusis vel rotundatis, nervis utriiuiue eirciter 

 8; racemis eirciter 8 em longis, levitcr pubescentibus, compositis; ilorilnis 

 vix 1 em diaiiietrd. 



