1903.J OBSERVATIONS ON THE FLORA OF JAPAN. 115 



Hah, Japan, cultivated. 



var. «. caesia (Maxim.) 



Podocarpus caesia Maxim, in Mel. Biol. VII. p. 562 ; Franch, et 

 Sav. Enum. PI. Jap. I. p. 474 ; Mast, in Journ. Linn. Soc. XVIII. p. 501 ; 

 Bretschn. Hist. Europ. Bot. Disc. China pp. 600, 610. 



Nageia caesia 0. Kuntze Kev. Gen. PL II. p. 800. 



Nom. Jap. Usuyulci-nagi (T. Ma kino). 



Hob. Japan, cultivated. 



Polygonatum lasianthum Maxim, forma amabile (Yatabe) 

 Polygonatum amahile Yatabe in Bot. Mag., Tokyo, VI. p. 279, tab. 

 8, et Iconogr. Fl. Jap. I. p. 234, tab. 57. 



Hah, Prov. Hitachi: Mt. Tsukuba {T, Malcinol), 



There exists all the gradation between the type and this form. 



Thalictrum Watanahei Yatabe in Bot. Mag., Tokyo, VI. p. 307, tab. 

 9. = Thalictrum tuberiferum Maxim, in Mel. Biol. IX. p. 607; Trautv. 

 in Act, Hort. Petrop. VIII. fasc. 1, p. 31 ; Franch. et Sav. Enum. PI. 

 Jap. II. p. 264 ; Lecqy. Monogr. Thalict. p. 86, tab. 3, fig. 12. 



Hah. Prov. TosA : Mt. Tebako (T. Mahinol Aug. 1885). 



This is a form in the depauperated state of Th, tuheriferum Maxim. 



Saxifraga tellimoides Maxim, var. Watanabei (Yatabe.) 

 Saxifraga Watanahei Yatabe in Bot. Mag., Tokyo, VI. p. 43, tab. 

 2, et Iconogr. Fl. Jap. I. p. 180, tab. 44. 



Hah. Prov. TosA : Nanokawa {K. Waianahe !). 



Polygonum (Persicaria) viscoferum Makino, sp. nov. 



Annual, attaining 4-14 decim. in height. Stem erect, ligneous and 

 usually branched at' the base (the branches ascending-erect), nodose, terete, 

 antrorsely depressed pilose but glabrous above, attaining about 4 mm. 

 across at the vary base, the inter nodes usually shorter than the leaves. 

 Leaves very shortly petioled, lato-lanceolate to angustato-lanceolate, acu- 

 minate at the apex, rounded or obtuse or acute at the base, 2-10 cm. long, 

 4-29 mm. wide, membranaceous, more or less firm, antrorsely pilose on 

 both surfaces, antrorsely aculeato-ciliated on the margin ; lateral veins 



