LILIACEiE. 127 



12. Leaves nervo-margiutito 8. nervo-marglnata. 



Leaves not nerved at tlie nuirgin 13. 



13. Leaves lanceolate or ovate-lanceolate 14. 



Leaves ovate or ovate-rounded 15. 



14. Peduucles very short or nearly sessile, leaves 3-nerved S. glabra. 



Peduncles long . . *S. lancacfoUa, S. lialciuensis, S. takaoensis, S. arisanensis. 



15. Leaves larger l^* 



Leaves smaller 17. 



IG. Petiole base longer and distinctly wiuged ; leaf base acute . . S. taiheiensis. 



Petiole base shorter and nearly wingless ; leaf base rounded S. stenopelala. 

 17. Quite unarmed S. planipeduncalata. 



More or less armed S. China. 



Smilax arisanensis avYATA (Fig. 42, 1-6) IVLater. Fl. Formos. p. 356. 

 Descriptio aucta : Fl. umbeLati ; perianthii segmoutfi 6, exteriora majora 

 oblouga 4 mm. louga IJ- mm. lata, iuteriora miuora oblongo-liuoaria 3| mm. 

 louga 1 mm. lata apice obtusa ; stamina 6, filaraeutis 1| mm. longis, autheris 

 oblougo-rotundatis ^-| mm. longis. 



Hab. Arisan. 



Smilas elongato-reticiilata ILyyata (Fig. 43, 7-14) Mater. Fl. Formos. 

 p. 357. Descriptio aucta : Floros J uml^ellati, pedicellis 7 mm. lougis ; 

 rhachis umbellarum elongata 2 mm. longa | mm. lata, bracteis miuutis oblongis 

 4mm. longis obtusis ; peduuculi umbelhirum 1 cm. longi soHti!.rii axillares. 

 Perianthii segmenta 6, exteriora oblonga 4^ mm. Lmga 2 mm. lata apice 

 obtusa, interiora hneari-spathulata 4 mm. l<jnga 1 nun. lata apice obtusa. 

 Stamiua 6, filamentis basi usque ad 1 mm. cuui sogmentis periauthii couuatis, 

 jiartibus hberis 1| mm. lougis, antheris oblongt>-ovatis 1 mm. lougis apice 

 acutis. Ovarii rudimentum 0. Bacca late glolx^sa ni^icans 7 mui. louga 

 totiusque lata 2-3-sxxjrma. Semina pnipureo-rulx3Scentia Iffivissima 4 mm. 

 louga 31 mm. lata oblongo-globo.sii. plano-convexa. 



BL^. Tatsutaka, Oiwake, ad 7,500 ped. alt., leg. B. IL\yata, Aprili. 1916. 



NOTE : Fruits dark pm-ple glaucous ; periauth pale gi-een ; ovary green ; 

 anthers pale yellow. 



Smilaz formosana II\yata sp. nov. (Fig. 43, 1-6). Smilax Sieljaldi 



