Juncus.] JUNCEJE. 417 



Sandy moist soil, Hereford, very rare; fl. June-Aug. — Eootstock tufted. 

 Stem 6-15 in., very slender, cylindric. Leaves chiefly radical, few, very 

 slender, deeply striate; base dilated, membranous. Cymes shorter than 

 the filiform erect bracts. Flowers sessile and pedicelled, § in. long, pale. 

 Style very short. Capsule turgid. Seeds minute, ellipsoid, acute at both 

 ends, minutely ribbed— Disteib. W. France, Holland, Germany, W. United 

 States. 



13. J. compres'sus, Jacq. ; slender, stems 1-2-leaved subcompressed, 

 leaves slender ^-terete channelled above, cymes terminal, flowers sub- 

 solitary, perianth-segments oblong obtuse equalling or shorter than the 

 ovoid obtuse mucronate capsule. J. bulbo'sus, L. (name given by error). 

 Marshy places, N. to Shetland ; Ireland ; Channel Islands ; fl. June-July. — 



Eootstock creeping. Stems 6-24 in., very slender, hollow. Leaves narrow, 

 flaccid, suberect, equalling the stem or shorter. Cymes irregularly corym- 

 bose ; branches suberect, slender, few-fld. ; bracts small. Flowers f-£ in. 

 perianth-segments pale in the middle, margins broad scarious pale or dark 

 brown or purple.— Disteib. Europe (excl. Greece), N. and "W. Asia, N 

 America. 



J. compees'stjs proper ; stems tufted, capsule broader almost obovoid shortly 

 mucronate much longer than the perianth. — Rather rare. 



Sub-sp. J. Geeae'di, Loisel ; stems more remote, capsule narrower strongly 

 mucronate not exceeding the perianth. J. bott'nicus, Wahl. ; J. cosno'sus , 

 Bich. — Salt marshes. Also in N. U. States. 



Section 2. Eootstock perennial, usually creeping. Stems solid. Leaves 

 hollow and septate within. Testa not produced. 



14. J. obtusiflo'rus, Ehrh. ; stem tall and leaves (few) erect terete, 

 cymes lateral or subterminal in very compound corymbs, branches zigzag, 

 perianth-segments obtuse equalling the ovoid mucronate capsule. 

 Marshy places, from the Clyde and Haddington southd.; rare in Scotland 



and Ireland ; fl. July-Aug. — Eootstock widely creeping. Stems not tufted, 

 2-3 ft., usually stout, soft, hardly striate, sheathed at the base. Leaves 1-2, 

 like the stem. Flowers | in., sessile in dense peduncled or sessile clusters 

 of 3-8, pale ; bracts small, obtuse, scarious.— Disteib. From Gothland 

 southd. (except Greece, Turkey, and Russia), N. Africa. 



15. J. articula'tus, L. ; stems slender and leaves slightly compressed, 

 cymes lateral or subterminal compound corymbose, perianth-segments 

 acuminate not exceeding the obovoid narrow acuminate capsule. 



Bogs, especially in mountain districts, N. to Shetland ; ascends to near 

 3,500 ft. in the Highlands ; Ireland ; Channel Islands ; fl. June-Aug. — Very 

 variable in habit, size, robustness, amount of foliage, and size and com- 

 position of the cyme ; the following sub-species express its principal 

 modifications. — Disteib. Europe, N. Africa, N. and W. Asia, Himalaya. 



J. aeticula'tus proper (./. acutiflo'rus, Ehrh.); tall, leaves very conspicuously 

 jointed when dry, flowers in dense distant sessile or peduncled clusters of 

 3-12 dark chestnut, bracts acuminate |-§ as long as the flower, perianth- 

 segments equalling the narrow acuminate capsule, stamens 6. J. sylvafievs, 

 Reichb.— Ascends to 1,200 ft. in the Lake District. 



£ E 



