EUTACK.K. 



29 



Citrus Natsudaidai HAY ATA sp. nov. (Fig. 19) Citrus Aurantium Lixy. 

 subsp. sinensis ENGL. ; HAYATA Gen. Ind. p. 11. Frutex 2| ni. altus 4 m. latus : 

 ranii validi divaricatissimi. Fructus depresso-globosus 8 cm. longus 10 cm. 

 latus ; pericarpio plus minus laxo ; medulla partim solida partim cava. 



\ 



Fig. 19; 1, an anther of Citrus Natsudaidai; 2, calyx and ovary of the 

 same species ; ">, a fruit of the same ; 4, an anther of Citrus gmndii. 



