A New Atriplex from Liukiu Island. 



By 

 Tomitaro Makino. 



Assistant of Botany in the College of Science, Imperial University, Tokyo. 



Atriplex Maximo wicziana sp. no v. 



Atriplex arenaria Maxim, in Mel. biol. XII. p. 530 ; Forbes et 

 Hemsley in Journ. Linn. Soc. XXVI. p. 320, non Nut tall. 



Jap. name. Miyahozima-liamaakaza , Salcishima-hamaakaza (Y. Ta- 

 shiro). ;^:C* It *fci>'$', § £ L£ It ££^S'(^-EHft£&#) . 



Annual (?) Jierb, densely white mealy furfuraceous all over. Stem 

 decumbent, 4-6 deem, long, rather woody towards the base, many- 

 branched, slender, striate, somewhat 4-angnlar in young portion of the 

 branch. Leaves alternate, often sub-opposite, ovate-obiong or ovate, 

 cuneate at the base and forming a short petiole, entire or somewhat 

 repand, very rarely more or less hastate, mucronate-obtuse, 2-4 cm. 

 long including the short petiole, trinerved at the base. Monoecious. 

 Mole-flowers minute, densely clustered, forming a short terminal spike. 

 Calyx deeply 5-parted, the segments obovate, concave incurved ; the 

 outer surface very mealy furfuraceous and the inner surface glabrous. 

 Stamens 5, slightly exserted ; filaments flat, subulate, connate at the 

 base ; anther broad, with obovate-oblong cells, fixed to the filament 

 with its upper part. Rudimentary ovary minute, clavate. Female- 

 flowers minute, sessile, 2-bracteate ; the lobes triangular, connate at the 

 base, the outer surface very mealy furfuraceous, enclosing the ovary. 

 Styles 2, erect, slender, shortly connected at the base. Ovary minute, 

 rounded, compressed. Fruits sessile, clustered, fruiting bracts com- 

 pressed together, 6-9 mm. long, triangular- or ovate-rhombic, usually 

 acute ; the hardened portions flattened convex, mostly muricate, united 

 at the base; the limb nearly half as broad as the hardened portion, 

 and surrounding more than half of it, dentate at lower half of the 



