MATEllIALS FOK A FLOKA OF FORMOSA. 101 



This differs from F. Malus in the serration and the shape of 

 the leaves. 



Cotoneaster Medik. 



Cotoneaster formosana Hayata sp. nov. Eamuli erecti rnbro- 

 fuscentes cinereo-pubescentes demum glabrati interdnm spinosi. 

 Folia 3-5 ad apicem ramnlorum brevissimorum aggregata, breve 

 petiolata oblongo-obovata, 23 mm. longa, 12 mm. lata, apice trun- 

 cata emarginata, basi truncata, integenima cano-pnbescentia, 

 supra demum glabrata, subtus pallidiora, pubescentia, petiolis 

 4 mm. longis. Flores albi ?, 7 mm. in diametro corymbosi, (corymbis 

 bracteatis), ada xillas foliorum superiorum, vel terminales. Calyces 

 4 J mm. in diametro, lobis 5, triangularibus pilosiusculis, tubis 

 intus pilosissimis. Petala 5, orbicularia 3-4 mm. longa, totiusque 

 lata, apice emarginata, basi leviter contracta. Stamina cc . Carpella 

 5, pilosissima, sty lis glabris. 



Hab. Taitö : Tabari, leg. G. Nakahaea, Juni. 1906, (No. 741). 



Cotoneaster Koizumii Hayata sp. nov. Rami cortice cineras- 

 cente longitudinaliter rugoso obtecti, ramulis divaricatis apice 

 spinosis, dense pubescentibus, j^ilis mollissimis, cum ramulis 

 brevissimis foliosis alteinatim suffultis. Folia ad apicem ramu- 

 lorum brevissimorum alternatini 2-3-fasciculata, (ramulis foliosis 

 brevissimis J mm. longis) obovata, vel spathulato-obovata, 18 mm. 

 longa, 11 mm. lata, apice rotundato- emarginata, brevissime apicu- 

 lata, basi cuneato-obtusa, integerrima, coriacea supra subnitida, 

 subtus pallidiora, exsiccato utraque rubescentia, petiolis 3 mm. 

 longis. Cymae ad apicem ramulorum brevissimorum lateralium 

 terminales, sessilcs, 2J cm. long», 3 cm. latœ, glabratœ. DrupsB 



