JUNCACEX. (RUSH FAMILY.) 493 
1. L. campestris, DC. Stem - lediy ; leaves linear, hairy; flowers in 
dense ovoid umbellate spikes; capsule roundish ; seeds with a conical append- 
age at the base. (Juncus campestris, Z .) — 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. JUNCUS, L. Rusa. 
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 placente 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. effusus, 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 leafy 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, 1° - 39 
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° hich. 
* * * Panicles terminal, forking: leaves channelled or grooved ; se form- 
ing an involucre under the panicle. = 
4. J. tenuis, Willd. Stems tough, not tumid at the Nu; several-leaved ; 
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/ - 12! high. 
Panicle small, the flowers mostly on one sidaiot the branches. a i 
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