SAXIFEAGEiE. 



107 



subtus elevatis, venis supra planis subtus tenuiter elevatis), utraque pagine 

 glabra, petiolis 6 mm. longis basi leviter dilatatis supra sulcatis. Cymfe 

 terminales pseudo-umbellatsB, radiis 3-4 exterioribus longioribus IJ cm. longis, 

 interioribus brevioribus 1 cm. longis pseudo-umbellulatis, umbellulis 10-12- 

 floratis. Flores steriles marginales paucissimi interdum ad nullum reducti, pedi- 

 cellis longioribus 1 cm. longis ; sepala 4, obovato-orbicularia, 9 mm. longa 8 mm. 

 lata, margine integra, 3-nervia, venis Jateralibus 4-5 paucissimis non 

 reticulatis. Flores fertiles parvi, pedicellis brevioribus 2-3 mm. longis ; 

 calycis tubus 1 mm. longus obconieo-campanulatus 1^ mm. latus, limbo 5- 

 dentato, dentibus remotis oblongo-triangularibus ^ mm. longis .| mm. latis ; 

 petala 5, oblonga, 2 mm. longa, 1 mm. lata., apice obtuse breve cuspidata basi 

 obtuse breveque cuneata, ad insertionem J mm. lata ; stamina circ. 10, 1^ mm. 

 longa, filamentis glabris crassiuseulis teretibus 1 mm. longis, antheris oblongis 

 utrinque emarginatis f mm. longis. CarpeUa 3, styli 3 circ. 1 mm. longi 

 crassiusculi. 



Hab. Tandaisan, leg. U. Moei, Aprili. 1910. 



Near S. cMnensis, but 

 1 i^ /^TX differs from it by the quite 



glabrous leaves, narrower 

 lobes of the calyx, and many 

 other points. 



Hydrangea integra 



Hayata (Fig. 17) Fl. Mont. 

 Formos. p. 90, t. 7; Ic. PI. 

 Formos. IT. p. 5. Descrip- 

 tio auctata : Folia plantse 

 novelise dentata, sed adulta 

 integra. Alabastrum florum 

 globosum 3 cm. in diametro 

 perulis circ. 10 involucratum, 

 perulis membranaceis semi- 

 hyalinis rotimdatis breve 



Fig. 17. 



Hydrangea integra Hayata. 1, n flower; 2, a petal; 

 3, 4, stamens ; 5, an ovary ; 6, the same in vertical 

 section; 7, apical portion of a style. AH figures are 

 magnified. 



