Tiliaceae. 103 



Corchorus L. 

 1. Corchorus acutaiigulus Lam. 



North Luzon, Enrile (Warburg no. 12415); Mindanao Is!., 

 (Warburg no. 14926); Davao (Warburg no. 14439). 



Grewia L. 



1. Grrewia acniiiiiiata Juss. 



Luzon Isl., Prov. Zambales (Warburg no. 13467). — det. 

 0. Warburg. 



2. Grewia asiatica L. 



North Luzon, Enrile (Warburg no. 12409). — det. 0. Warburg. 



3. Grrewia asiatica L. var. vestita Mast. 



North Luzon, Enrile (Warburg no. 12410); Malunu (Warburg 

 no. 11864); Buguey (Warburg no. 12411). — det. O.Warburg. 



4. Grewia multiflora Juss. 



Luzon Isl., Manila (Gaudichaud, without no.); Prov. Bataan, 

 DinaJLipihan (Merrill no. 1495, in fruit in February 1903); Prov. 

 Pampanga, Arayat (Merrill no. 1375, in fruit in March 1903); 

 Prov. Camarines Sur, Pasacao (Ahern no. 214, in fruit); Min- 

 doro Isl., Baco (Merrill no. 1200, 1220, in fruit in January 

 1903); North Luzon, Piila Blanca (Warburg no. 12408); Prov. 

 Tayabas, Sampaloc (Warburg no. 13073, 13074); Mindanao 

 Isl., Davao (Warburg no. 14443). 



5. Grewia orientalis L. 



Mindanao Isl, Davao, Taumo (Warburg no. 14442). — det. 

 0. Warburg. 



6. Grewia pliilippiiieiisis Perk. n. sp. Tree or shrub ; young branches 



inflorescence and petioles densely clothed with yellowish -brown 

 hispid toraentum. Leaves simple, oblong or obovate - oblong, 

 apex acute, the base rounded rarely subcuneate, boldly 3 -nerved, 

 upper surface almost glabrous except at the minutely tomentose 

 midrib and nerves, under surface sparsely clothed with simple 

 and stellate yellowish -brown hispid hairs, entire, or slightly 

 undulate, thinly coriaceous, broadly reticulate; 6 — 7 pairs of 

 lateral nerves, ascending, rather straight, interarching at the 

 edge, nerves and veines prominent beneath, inconspicuous above; 

 length 13 — 19 cm, width 4 — 7 cm; petiole 7 — 10 mm long. 

 Panicles axillary, branches short, spreading. 3 — 5 cm long, few- 

 flowered; bracts of the involucre lanceolate, curved, on both surfaces 



