,905.1 OBSERVATIONS ON THE FLORA OF JAPAN. 149 



]>. 540 ; Wood, Class-B. Bot. p. 726 ; Benth. Hatidb. Brit. FL ed. 5, p. 

 471, et Illustr. ed. 5, n. 1067; Hook. fil. Stud. Fl. Brit. 1st. ed. 3, p. 416, 

 et Fl. Brit. Ind. VI. p. 393 ; Buchen. in Engler's Bot. Jahrb. XII. (1890) 

 p. 193 ; 0. Kuntze, Rev. Gen. PI. IT. p. 725 ; Britt. et Br. 111. Fl. N. 

 Un. St. et Can. I. p. 386, fig. 922. 



Juncus pallidus Willd. herb, ex Kunth, 1. c. 



Juncus bicornis Micbx. Fl. Bor.-Am. I. p. 191. 



Juncus gracilis Srnitb, ' Cornpend. Fl. Brit. p. 55 ' ; Kicheuo in Trans. 

 Linn. Soc. XII. p. 313. 



Juncus Gesneri Smith ; Spreng, 1. c. ; Schult. 1. c. p. 232 ; Lindl. Syn. 

 Brit, Fl. ed. 2, p. 274. 



Juncus parvifforus Foir. Encycl. Suppl. III. p. 160. 



Juncus macer S. F. Gray, ' Nat. Arrang. Brit. PI. II. p. 164.' 



Juncus cMorolicus Schult. 1. c. p. 240. 



Juncus aristatus Link, ' Enum. Hort. Berol. I. p. 306.' 



Juncus Smitkii Kunth, 1. c. p. 349. 



Juncus lucidus Hochst ' in Seub. Fl. Azor. p. 24, tab. 4, f. I.' 



Juncus Germanorum Steud. Syn. PI. Cyp. p. 305. 



Juncus vaciUans Steud. 1. c. 



Juncus compressus x effusus 0. Kuntze, 'Tasehen-flora v. Leipzig, p. 55/ 



Perennial, green, attaining about 4 decim. high ; rhizome very short, 

 erect or ascending ; roots dense, fibrous, filiform. Stems few to several- 

 caaspitose, very slender, wiry, subterete, striate, foliate at the base, scapiform. 

 Leaves few, erect, narrowly linear, flat, but slightly involute when dry, 

 densely minute-striate, attaining about 23cm. long; sheath narrow, nar- 

 rowly scarious towards the margin, 2-obtuso-auriculate at the top. Panicle 

 terminal, compound, loose, subumbellate with erect or erect-patent unequal 

 branches ; branches and sometimes branchlets di- or trichotomous or sub- 

 umbellate, or depauperate ; floral leaves 2 or 3, similar to the common 

 leaves in form and colour, the outer one exceeding the panicle and attaining 

 about 13 cm. long ; bract deltoid-subulate to narrowly deltoid-subulate ; 

 bracteoles minute, deltoid, acute or very acute, scarious, much shorter than 

 the perianth. Flowers very shortly pedicellate, laxly arranged, lateral ones 

 solitary or 2-5-unilateral. Perianth equal, erect-patent, narrowly subulato- 

 lanceolate, acuminate, green and broadly scarious towards margins, 3- nerved, 

 3-.3i mm. long. Stamens 6, included; anther shorter than the filament. 

 Style extremely short ; stigmas 3, erect. Capsule trigonusly lato-ellipsoid, 

 equal to or slightly shorter than perianth in height, obtuse, minutely and 

 shortly mucronate, triseptate, shining, yellowish-umber, 2-2| mm. long ; 



