52 



the caiyopsis, deltoid-conical, flat, with a raised annular truncate base, 

 hrunnescent. 



Nom. Jap. 3Iisttmi-i (nov.). 



Hah. CniKUZEN in Kiusin : Near Fiikuoka {Kilciiziro Nagano ! Jnly- 

 Ang. 1894). 



NeAY to Japanese Flora. 



Eleocharis (Eleocharis propria) nipponica Maldno sp. nov. 



Perennial, densely Cfespitose, attaining 22 cm. in height, glabrous; roots 

 fascicnlato-fil)rous. Stems erect, gracile, strict, terete but i5-7-striate, attain- 

 ing about § mm. in diameter, green ; vagina angustato-terete, fistulose, 

 membranaceous, obliquely truncate, with a mucronate point, 5-7-nerved, 

 often purpurascent below, li-4cm. long ; basal scales few, short, very thinly 

 membranaceous. Spicula terminal, solitary, erect, linear-cylindrical to ob- 

 long-linear, acuminate, 7-17 mm. long, 1-^-2^ mm. across, purpurascent, 

 sometimes proliferous at base ; rachilla glabrous ; basal scale thinly mem- 

 branaceous, pellucid towards the margin, elliptical to oval-ovate, rounded 

 or emarginate at apex, embracing, trinerved and viridescent in centre (nerves 

 close and connate above), obscurely carinate, about 3 mm. long. Glnmes 

 imbricated, erect, ovato-elliptical, rounded or rounded-obtUi=e at apex, membra- 

 naceous, ferrugineo-purpurascent above, very thin and diaphanous below and 

 towards the entire margin, concave, not keeled, about 2i-3 mm. long ; 

 midrib rather strong, viridescent, stojiping before reaching the apex, nerve- 

 less on both sides. Setje 6, slightly exceeding the beak (style-base) in 

 height, or lower than it, setaceous, subrigid, retrorsely spinulose, ferrugineous, 

 or pale. Stamens 3 ; filament filiform, lower than the style; anther linear, 

 minutely mucronato-acute, about | mm. long. Style slightly exserted, 

 dee])ly 3-fid, much dilated at base, brunneo-ferruginous ; arms recurved, 

 about as long as the main portion (except the basal dilated portion), ])U- 

 berulent. Caryopsis shorter than glumes, lato-obovoid, compressed-trigonous, 

 yellowish, very minutely foveolato-pnnctate under lens, about 1-1^- mm. 

 long; style-base ovato-triangular or oblong-conical, compressed-triquetrous, 

 ferrugineo-punctate or pale, nearly as i caryopsis or nearly as long as it. 



Hah. Prov. Sagami: Side of Lake Ashi on Mt. Hakone {T. Maldno\ 

 Sept. 15, 1886); Prov. Shimotsuke : Akanuma-no-hara on Mt. Nikko {T. 

 MaUno\ Sept. 1903). 



Rare ; it is found growing in mountainous districts. 



Ok 



