ARISTOLOCHIACE^E. 



145 



deorsum tenuissime recurva et temiissime angustissime subcartilagineo-marginata 

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

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

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

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

 datim minus latus ad orem plus minus 

 constrictus 7 mm. latus extus glaber sub- 

 laevis intus glaber sed grosse reticulatus, 

 reticulis valde elevatis, ad orem annulis 

 infundibuliformibus deorsum reflexis in- 

 structus, infundibulis 4mm. longis extre- 

 mitate inferiore angustioribus ; limbo basi 

 circurn orem viridi-flavo costerum atro- 

 purpureo sed ad marginem viridescenti 

 fere patenti sed basi plus minus tubiformi 

 basi intus circum orem verracis 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 connective 3 mm. 

 longis 2 mm. latis, loculis 2 linearibus 

 angustissimis, connectivis latiusculis apice 

 vix productis, partibus productis obtusis- 

 simis ^-| mm. longis. Ovarium fere su- 

 perius basi vix cum perianthio connatuni, 



Fig. S3, Asarum hypogynum 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. 



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

 validis apice ad latus exterius stigmatiferis, stigmatibus globosis. 



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



Kemarkable for its nearly superior ovary and in its comparatively short 

 lobes of the perianth. 



