UUTACK-K. 



27 



Form. Koshotankan. Fruits 



a little higher than those of Tanltan 

 proper, 7|- cm. long, 8 cm. broad ; 

 skin more rugose and more reddish 

 when mature ; they mature- a month 

 later than Tcmlian. 



HAD. Shintiku, Shirin, "Washd- 

 ,shu, cult. 



NOM. JAP. Koshuiankan jSjifiiffi 



W- 



Form. Haili Fruits nearly 

 rounded slightly depressed 6-7 cm. 



long 7 cm. broad, skin very smooth 

 Fig. 17 ; Citrus Tanhm HAYATA. 



shining, core partly hollow, partly 



solid, embryo white. 



HAP,. Shintiku cult. 



NOM. JAP. Haili $!&. 



Citrus Daidai SIEB. (Fig. 18, 1-4) ; SIEB. Synopsis Plantarum Oeconomi- 

 carum Universi Regni Japonici, in Verh. Batav. Gen. XII. (1830) p. 59, (nomen 

 nudum). Folia coriacea oblouga vel elongato-oblonga 13 cm. longa 6^ cm. lata 

 versus apicem subito acuta vel acuminata ad summuni obtusa et retusa basi obtusa 

 niargiue inegra plus minus undulata utraque glabra, ])ctiolis 3 cm. longis valcle 

 alatis cum alis obovato-cuneatis 1 cm. latis apice rotundatis basi cuneatis. Flores 

 quasiterminales solitarii, pedicellis 7 mm. longis glabris crassiusculis. Calyx 

 extus hirsutus cupuli-formis 5-sulcatus 5-lobatus, lobis erectis 4 mm. longis tri- 

 angularibus 4 mm. longis 5 mm. latis apice acutis inargine ciliolatis eztus 

 hirsutis basi intus callo singulo instructis. Pctala 5 oblanceolata vel ob- 

 lanceolato-spathulata 2i cm. longa 7 mm. lata apice subacuta basi atteuuata, 

 partibus attenuatis 9 mm. longis 3-3^- mm. latis, plus minus costata deorsum 

 erecta sursum extrorse recurva. Stamina circ. 20, filamentis 1 cm. Iou2;is fere 



' O 



toto connatis sed sursum liberis, antheris ovato-lincaribus o^mm. longis 1-1| 

 mm. latis apice obtusis vel plus minus apiculatis basi 2-lobatis. Discus annu- 

 laris. Ovarium oblongum .3 mm. longum 4 mm. latum, stylo columnar! 10 mm. 



