56 VOL. XXXIV., ART. 2. — G. KOIDZUMI : 



Folia ramorum sterilium serrata saepe 3-ßda vel partitisve ; 

 segmentis terrainalibus saepe 2-3 lobulatis. Infloresceuti?e circ. 

 3-11 flone, ex apice ramiilorum brevium orientes, corymbosse, 

 pedunciilo communi satis brevi pedicellisque villoso ; pedicellis 

 20-35 ram longis; bractese lineares caducœ; floribus albis coaetaneis 

 15-25 ram in diametro. Calycis tubus turbinatus extus leviter 

 pnber vel villoso-tomentosus ; lobis triangularibus obtusis vel acutis 

 integris intus villosis. Petala 5 elliptica ovali-elliptica vel obovata 

 apice rotundata vix unguiculata 6-10 mm longa. Stamina 20. 

 Styli 2 gl abri. Po m a globosa dense variolata 7-14 mm in diametro 

 basi rotundata apice umbilicato-cicatricata, ante maturitatem 

 acerba astringentia, haud esculenta. 



Nom. Jap. Mame-naM (sec. T. Makixo) 



Hab. Prov. Ise : in tractu Miyegori; Hadsumura, Yasatoniura, Kaidsomura (K. Naka- 



HARA ! IV. 1908) ; — Prov. Sinano : ad pedem montis Yatsugatake (ex 



Making). 

 Distrib. Korea, Manshuria, Mongolia, China. 



A typo differt foliis basi leviter cordatis vel rotundatis non 

 late cuneatis ; calycis lobis plerumqiie obtusis ; forsan var. dimor- 

 phophylla, Koidz. 



4. PirUS UyematSUana Makino. in Bot. Mag. Tokyo, XXII. p. 68. 

 p. miemia X P. dimorphophylla Mak. 1. c. 



Arbuscula ramis teretibus glabris brunneseentibus, lenticelli 

 albidi dispersi. Folia glabra, vel utrinque ad venas marginibusque 

 leviter villosa, e basi fere cordata vel rotundata, ovata ovato-ovalia 

 vel ovato-oblonga rarius ovato-lanceolata apice longe vel brevi-acu- 

 minata, argute incumbenti-serrata circ. 3.5-12 cm longa 2.2-6 cm 

 lata, subtus costis mediis prominentibus, utrinque arcuato-venosa ; 

 petioli initio plus rainus villosi 2-6.5 cm longi ; stipulse caducée. 

 Corymbi 3-8 ilori, pedicellis glabris 3-4 cm longis, saepe calyceque 

 extus villosis. Calycis tubus turbinatus lobis triangularibus îicutis 

 glanduloso-denticulatis intus tomeutosis. Petala late obovata alba 



