266 The Philippine Journal of Science 1923 



inaequalibus, chartaceis, supra olivaceis, sparse hirsuto-spinu- 

 losis, praesertim ad costa et circiter margine, subtus pallidis, 

 albidis vel subferrugineis, costa nervisque densissime subpapi- 

 lloso-hirsutis, majoribus ellipticis, utrinque acutis vel obtusis, 

 1 ad 2 cm longis, 10 ad 14 cm latis, nervis utrinque circiter 5, 

 tenuibus, distinctis, minoribus ovatis ad orbiculari-ovatis, 5 

 ad 8 mm longis ; stipulis ovatis ad orbiculari-ovatis, 2 ad 4 mm 

 longis, integris ; floribus 5-meris, tenuiter pedicellatis, plerumque 

 solitariis, pedicellis pilosis, circiter 2.5 cm longis; calycis tubo 

 circiter 2.5 mm longo, adpresse piloso, lobis triangulari-ovatis, 

 acuminatis, circiter 1.5 mm longis; petalis lanceolatis, acumi- 

 natis, 6 ad 7 mm longis ; antheris 7 mm longis, lanceolatis. 



Ng Chi Leng, McClure H08, May 3, 1922, on moist, shaded 

 rock faces and in fertile, shaded nooks on the south slope of the 

 mountain. 



A species very similar and closely allied to Argostemma 

 hookeri King of the Malay Peninsula, differing in numerous 

 details. 



1 HEDYOTIS OLIGANTHA sp. nov. 



Frutex erectus, circiter 30 cm altus, ramosus, ramis ramu- 

 lisque teretibus, ramulis dense breviter sordide pubescentibus, 

 circiter 1 mm diametro; foliis subellipticis, olivaceis, 1 ad 2 cm 

 longis, 8 ad 11 mm latis, chartaceis, utrinque subaequaliter 

 angustatis, breviter acute acuminatis, basi acutis, utrinque 

 glabris vel subtus ad costa obscure puberulis, nervis utrinque 

 circiter 3, tenuibus, obscuris, curvato-adscendentibus, reticulis 

 obsoletis; petiolo circiter 2 mm longo; stipulis ovatis, pubes- 

 centibus, apice trifidis, lobis angustis, brevibus; floribus termi- 

 nahbus vel in axillis superioribus, paucis, plerumque solitariis 

 vel binis, sessilibus, circiter 15 mm longis, calycis tubo ovoideo, 

 2 mm longo, leviter pubescente, lobis 5, anguste lanceolatis, 3 

 ad 3.5 mm longis; corollae tubo cylindrico extus glabro, 8 mm 

 longo, intus dense barbato, lobis oblongo-lanceolatis, 4 mm 

 longis; antheris inclusis, 1.8 mm longis. 



Ng Chi Leng, McClure HOI, May 1, 1922, in dense forests near 

 the summit of the mountain, altitude about 1,900 meters. 



A species belonging in the same general group with the 

 Philippine Hedyotis macgregorii Merr., but differing from that 

 species in numerous details, especially in its smaller, glabrous, 

 acutely acuminate, fewer-nerved leaves; terete, not 4-angled 

 branchlets ; and very different flowers. 



