IOC SAXIFRAGES. 



magnitudine variabilibuSj pedicellis ultimis 2-3 mm. longis. Calycis tubus 

 obconico-urceolatus vel obconicus 2 mm. longus 3 mm. latus, ultra ovarium in- 

 ferius productus, partibus productis mm. longis, ore 5-dentatus, dentibus latis- 

 simis brevissimis ^ mm. longis 1^ mm. latis glabris. Petala 5, valvata, in 

 calyptram connata ; calyptra jam anthesin soluta 2| mm. in diametro li mm. 

 longa ; petalis singulis triangularibus 2 mm. longis If mm. latis extus glabris 

 intus apice puberalis. Stamina 10 exserta 2-2|- mm. loiiga, jBlamentis 

 crispatis 2 mm. longis glabris, antheris cordatis mm. longis apice emargi- 

 natis paucissime hirsutis. Oyarium perfecte inferius obconicum apice planum, 

 stylo breve columnari l mm. longo. Discus annularis 10-dentatus, dentibus 

 obtusis. 



HAB. Arisan, leg. K. UYEMATSU, 1913, (No. 37). 



Near Pileostegm viburnoides and its variety parvtflora ; but differs from 

 them by the smaller leaves, smaller flowers with much shorter calyx-lobes, 

 shorter stamens and somewliat urceolate calyx- tubes. 



Pileostegia viburnoides HOOK. f. et THOMS. ; MATSUM. et HAYATA, 

 Enum. PI. Formos. p. 132. 



HAB. Taiclm : Suiryuto, (No. 1213) ; Sekikakusan ; Chosokei, (No. 158) ; 

 Kusshaku, leg. B. HAYATA et S. SASAKI, Juli. 1913. 



Hydrangea LINN. 



Hydrangea anomala DON.=( J T. glabra HAYATA) in SCHNEIDER Illust. 

 Handb. Liaubh. II. p. 943, (fide SCHNEIDER). 



As I liave never seen a specimen of H. anomala DON., I am not in a 

 position to decide whether the two (H. anomala and H. glabra) are exactly 

 identical or not. I am here merely following SCHNEIDER'S opinion. 



Hydrangea glabrifolia HAYATA sp. nov. Kami recti teretes, cortice 

 cinerascenti, ramulis rectis divaricatis rubro-purpurascentibus. Folia coriacea 

 lanceolata, o-5^ cm. longa 1^-2 cm. lata, apice acuta, acuminata, basi cuneato- 

 obtusa margine minute serrulata, (serrulis mucroniformibus % mm. lougis 3-4 

 mm. a se remotis), apice basique subintegm, (costis supra tenuiter impressis 



