106 SAXIFRAGES. 



magnitudine variabilibus, pedicellis ultimis 2-3 mm. longis. Calycis tabus 

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

 ferius productus, pai-tibus productis ^ mm. longis, ore 5-dentatus, dentibus latis- 

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

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

 longa ; petaHs singulis triangularibus 2 mm. longis 1| mm. latis extus glabris 

 intus apice puberulis. Stamina 10 exserta 2-2J mm. longa, filamentis 

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

 natis paucissime hirsutis. Ovarium perfecte inferius obconieum apice planum, 

 stylo breve columnari 1 J mm. longo. Discus annula,ris 10-dentatus, dentibus 

 obtusis. 



Hab. Ajisan, leg. K. Uyematsu, 1918, (No. 37). 



Near Pileostegia vilnirnoides and its variety parviflora ; but differs from 

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

 shoi-ter stamens and somewhat urceolate calyx-tubes. 



Pileostegia viburnoides Hook. f. et Thoms. ; Matsum. et Hayata, 

 Enum. PI. Formos. p. 132. 



Hab. Taichii: Suiryiito, (No. 1213) ; Sekikakusan ; Chosokei, (No. 158) ; 

 Kusshaku, leg. B. Hayata et S. Sasaki, Juli. 1913. 



Mydra^igea Linn. 



Hydrangea anomala Don. = (if. glabra Hayata) in Schneider lUust. 

 Handb. Laubh. H. p. 943, (fide Schneider). 



As I have never seen a specimen of H. anomala Don., I am not in a 

 position to decide whether the two {H. anomala and H. glabra) ai-e exactly 

 identical or not. I am here merely following Schneider's opinion. 



Hydrangea glabrifolia Hayata sp. nov. Rami recti teretes, coi-tice 

 cinerascenti, ramulis rectis divaricatis rabro-purpurascentibus. Folia coriacea 

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

 obtusa margine minute semilata, (semilis mucroniformibus | mm. longis 3^ 

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



