560 FLORA OF TEXAS. 



L. CAMPESTKis, DC. Stem leafy; leaves linear, hairy; 

 fioioers in dense ovoid umbellate spikes ; capsule roundish ; 

 seeds with a conical appendage at the base. (J uncus cam- 

 pestris, L.) Dry woods and banks. March and April. 

 Stems clustered, 1° high. 



JUNCUS, L. KusH. 



Outer sepals keeled; stamens 3 or 6 ; s^yZe very short; 

 stigmas villous; capsule 3-celled, or imperfectly 3-celled, 

 the partitions adherent to the valves, and bearing the jola- 

 centae at their inner edges; seeds numerous, often append- 

 aged, horizontal. Chiefly perennial. Leaves alternate, 

 often knotted by cross partitions; /oz/;er5 mostly green, 

 clustered, cymose, or panicled. 



§ 1. stems scape-like, jointless, sheathed or leofy at the base; stamens 6 or {in J. 



effusus) so77ietimes 3. 

 * Panicles lateral ; stem sheathed at the base. 



J. EFFUSUS, L. Stem soft and spongy; sheaths dark 

 brown ; panicle diffuse or contracted ;/?oz6'e?'.s single ; sepals 

 lanceolate, as long as the obovate obtuse obscurely 3-angled 

 light-brown capsule. Bogs and swamps. May-September. 

 Stems tufted, 2°-4:° high. 



** Panicles lateral ; stem leafy at th£ base ; leaves terete, pungent. 



J. SETACEUS, Rostk. Stem and leaves slender; sheaths 

 light brown; panicle simple, few-flowered; floicers single; 

 sep>als rigid, lanceolate-ovate, rather longer than the glo- 

 bose pointed green capsule. Low grounds and swamps. 

 May-July. Stems growing in small tufts, l°-3° high ; 

 capsule coriaceous. 



J. MARITIMUS, Lam. Stem and leaves stout and rigid, 

 hard-pointed; panicle compound; floicers small, 4-8 in a 

 cluster ; sepals lanceolate, as long as the small obovate ob- 

 tuse dark-brown capsule. (J. acutus, Muhl.) Brackish 

 marshes along the coast. April and May. Stem 4°-5° 

 high. 



