Jt7NCACE^. (ftUSH FAMILY.) , 493 



1- L. campestris, DC. Stem leafy; leaves linear, hairy; flowers in 

 dense ovoid umbellate spikes ; capsule roundish ; seeds with a conical append- 

 age at the base. (Juncus campestris, L.) — Dry woods and banks, Florida, and 

 northward. March and April. — Stems clustered, 1° high. 



2. L. pilosa, Willd. Stem leafy; leaves linear or lanceolate-linear, hairy; 

 flowers single, umbellate ; capsule ovate ; seeds with a curved appendage at the 

 apex. — Mountains of North Carolina, and northward. May. — Plant 6' -9' 

 high. 



2. JUNCTJS, L. Rush. 



Outer sepals keeled. Stamens 3 or 6. Style very short : stigmas villous. 

 Capsule 3-celled, or imperfectly 3-celled ; the partitions adherent to the valves, 

 and bearing the placentae at their inner edges. Seeds numerous, often append- 

 aged, horizontal. — Chiefly perennial. Leaves alternate, often knotted by cross 

 partitions. Flowers mostly green, clustered, cymose, or panicled. 



§ 1 . Stems scape-like, jointless, sheathed or leafy at the base : stamens 6 or {in No. 1 ) 



sometimes 3. 



* Panicles lateral : stem sheathed at the base. 



1 . J. eflfusus, L. Stem soft and spongy ; sheaths dark brown ; panicle 

 diffuse or contracted ; flowers single ; sepals lanceolate, as long as the obovate 

 obtuse obscurely 3-angled light brown capsule. — Bogs and swamps, Florida, 

 and northward ; common. May- Sept. — Stems tufted, 2° - 4° high. 



* * Panicles lateral : stem lea/}/ at the base : leaves terete, pungent. 



2. J. setaceus, Rostk. Stem and leaves slender ; sheaths light brown ; 

 panicle simple, few-flowered ; flowers single ; sepals rigid, lanceolate-ovate, 

 rather longer than the globose pointed green capsule. — Low grounds and swamps, 

 Florida, and northward. May -July. — Stems growing in small tufts, l°-3° 

 high. Capsule coriaceous. 



3. J. maritimUS, Lam. Stem and leaves stout and rigid, hard-pointed ; 

 panicle compound; flowers small, 4-8 in a cluster; sepals lanceolate, as long 

 as the small obovate obtuse dark brown capsule. (J. acutus, Muhl.) — Brackish 

 marshes along the coast, Florida, and northward. April and May. — Stem 4° - 

 5° high. 



* * * Panicles terminal, forking ; leaves channelled or grooved; the upper ones form- 

 ing an involucre under the panicle. 



4. J. tenuis, Willd. Stems tough, not tumid at the base, several-leoved ; 

 leaves narrowly linear, channelled ; involucre longer than the panicle ; flowers 

 single ; sepals lanceolate, very acute, one third longer than the ovoid capsule. — 

 Low grounds, Florida, and northward. May and June. — Stem 6' - 1 2' high. 

 Panicle small, the flowers mostly on one side of the branches. Capsule light 

 green. 



5. J. dichotomus, Ell. Stem tumid at the base, 1-3-Ieaved; leave's 

 flliform, nearly terete, slightly grooved on the inner side ; involucre mostly 

 shorter than the cymose panicle ; flowers single ; sepals rigid, ovate-lanceolate, 



42 



