ARISTOLOCHIACE^:. 



145 



a 



deorsum tenuissime recurva et tenuissirne angustissime subcartilagineo-marginata 

 supra glabra viridissima nitida subtus pallidissima ad nervos hirsuta 5-7-nervia, 

 nervis palmatim dispositis. Flores quasiterminales solitarii, pedicellis 1-2 cm. 

 longis glabris. Perianthii tubus intus atro-purpureus 1| cm. longus subrotundato- 

 conicus 13 mm. latus supra basin usque ad infra medium latissimus sursum gra- 

 datim minus latus ad orem plus minus 

 constrictus 7 mm. latus extus glaber sub- 

 Ia3vis intus glaber sed grosse reticulatus, 

 reticulis valde elevatis, ad orem anuulis 

 infundibuliformibus deorsum reflexis in- 

 structus, infundibulis 4mm. lougis extre- 

 mitate inferiore angustioribus ; limbo basi 

 circum orem viridi-flavo casterum atro- 

 purpureo sed ad margiuem viridescenti 

 fere patenti sed basi plus minus tubifornii 

 basi intus circum. orem verrucis irregulari- 

 bus annulariter disposito leviter 3 lobato, 

 lobis semi-rotundatis apice rotundatis 

 1cm. longis circ. 2cm. latis deorsum re- 

 curvis supra minute et adpresse hirsutis, 

 pilis toto adpressis, subtus glabris. Sta- 

 mina 12 ad medium ovarii affixa sessilia, 

 antheris oblongis cum connectivo 3 mm. 

 longis 2 mm. latis, loculis 2 linearibus 

 angustissirnis, connectivis latiusculis apice 

 vix productis, parti bus productis obtusis- 



sms 







2~3 



mm. 



Ovarium fere su- 



Fig. 53, Asai-um hypor/ynum HA- 

 YATA; a, a flower ; d, the same, in section; 

 c, perianth in vertical section, showing the 

 tessellate reticulation on the inner surface 

 of the perianth-tube ; h, ovary and sta- 

 mens ; e, stamen. 



perius basi vix cum perianthio connatuin, 



partibus liberis conicis 8 mm. longis 1 cm. latis apice 6-lobatis, lobis erectis 



validis apice ad latus exterius stigmatiferis, stigmatibus globosis. 



HAB. Mt. Arisau, leg. B. HAYATA, 1912, Jan. 



Kemarkable for its nearly superior ovary and in its comparatively short 

 lobes of the perianth. 



