EUPHORBIACE^E. 



199 



petiolata oblonga obovato- vel ovato-oblonga circ. 8 cm. longa 3J cin. lata apice 

 caudato-acurninata, caudis circ. 7 mm. longis, ad summum obtusa margine 

 Integra basi plus minus oblique latere uno cuneato-acuta latere uno obtusa in 

 exsiccato chartacea utraque pagine glabra, costis venis venulis reticulis venularum 

 utraque pagine tenuiter elevatis distincte visis, venis lateralibus primariis 

 utroque latere costte 6-7 basi a costa angulo 60 egressis basi rectis sursum 

 arcuatis, petiolis 3-5 mm. longis hirsutis intus sulcatis. Flores ignoti. Fructus 

 axillares sub-penduli solitarii, pedunculis circ. 2^ cm. longis gracilibus apice 

 plus minus dilatatis. Capsula prasmatura 

 carnosa globosa 13 mm. longa totiusque lata 

 viridis 3-locularis, loculis 1-spermis. 



HAB. Mt. Arisan, inter Karapin et 

 Suisharyo, leg. B. HAYATA et I. TANAKA, 

 Aprili. 1914. 



Differs from all the species of this 

 genus found in the Philippines, as is sug- 

 gested by. Mr. E. D. MERRILL of Manila. 

 Mercurialis LINN. 



Mercurialis trausmorrisonensis 



HAYATA sp. nov. (Fig. 75). Herba basi lig- 

 nosa prostrata ad nodos radicifera et ramosa 

 a basi sursum ascendento-erecta eramosa 

 perennis; caules simplices erecti 40-50 cm. 

 longi glabri sub-tetragoni nodosi, internodi- 

 is 5-15 cm. longis. Folia omnia caulina 

 opposita lanceolata ovato-lanceolata mem- 

 branacea 4^-7 cm. longa 1^-2 cm. lata apice 

 acumiiiata ad summum obtusa ad centrum 

 summer um acuta basi obtusa acuta margine 

 sermlata ciliolata, serrulis ascendentibus 

 apice unciformibus interiore recurvis, inferi- 

 oribus 2 mm. longis, in acumine basique in- 

 tegra supra strigoso-pubescentia subtus sub- 



fa l --^ 



Fig. 78, Mercurialis li-ansmorrison- 

 ensis HAYATA.; a, a leaf, natural size; 

 b, a male flower ; e, a sepal ; d, a 

 stamen ; e, a female flower ; f, the same, 

 seen from side ; g, the same, ovary taken 

 off, showing staminodes ; h, apical por- 

 tion of stigma; i, a valve of a capsule; 

 j, a seed ; k, margin of a leaf. 



