RUSH FAMILY 



oo:) 



9. Juncus textilis Buch. 

 Basket Rush. Fig. 863. 



Jitnciis lesciirii elatus Engtlin. in S. Wats. Hot. Calif. 2: 



205. 1880. 

 JniicKS textilis Buch. Abh. Nat. \'ei-. BVemen 17: 336. 



1903. 



Stems stout, rigid, distinctly striate and pale, 

 10-20 dm. high. 4-5 mm. thick, arising from creeping 

 rootstocks. Basal leaf-sheaths bladeless, the upper- 

 most sometimes with a short slender mucronation ; 

 lowest leaf of inflorescence 5-15 cm. long, spinescent ; 

 panicle lax, 5-10 cm. high, many-flowered; perianth 4 

 mm. long, the segments lanceolate acute, the inner a 

 little shorter, pale green with broad scarious margins 

 somewhat tinged with pale brown ; stamens half the 

 length of the segments, the anthers much longer 

 than the very short filaments ; capsule oblong- 

 ovoid, obtuse, short-beaked, purplish-brown, 3-celled ; 

 seeds oblong to narrowly obovoid, 0.8 mm. long, 

 finely reticulate. 



Borders of streams and springs. Upper Sonoran Zone; Los 

 Angeles and San Bernardino Counties, and Santa Catalina Isl- 

 and. Type locality: San Gabriel Caiion, Los Angeles County. 



10. Juncus cooperi Engelm. 

 Cooper's Rush. Fig. 864. 



Juncus coofcri Engelm. Trans. St. Louis Acad. 2: 590. 1868. 



Stems erect, rigid, 6-8 dm. high, densely tufted, 

 arising from short stout much branched rootstocks. 

 Basal leaf-sheaths with short stiff terete spinescent 

 blades ; lowest leaf of the inflorescence spinescent, 6- 

 10 cm. long; panicle compound, with very unequal 

 branches, the longer often 10 cm. long ; flowers borne 

 in the axils of scarious bracts, but with bractlets ; 

 perianth pale green or stramineous, 5-6 mm. long, 

 the segments oblong-lanceolate, broadly scarious- 

 margined. the outer prominently cuspidate and longer 

 than the inner ; stamens 6, nearly equalling the inner 

 segments, anthers longer than the filaments, capsule 

 narrowly oblong, 3-angled. acute, slightly exceeding 

 the perianth, rigid-coriaceous, 3-celled ; seeds with 

 short broad appendages, reticulate, the reticulations 

 not lineolate. 



In alkaline places. Lower Sonoran Zone; Inyo to Imperial 

 Counties, California and southern Nevada. Type locality : 

 Camp Cofly, California. 



11. Juncus acutus L. 

 Spiny Rush. Fig. 865. 



Rep. U. S. Gcol. 



Juncus acutus L. Sp. PI. 325. 1753. 

 Juncus acutus sphacrocar[>us Engelm. 

 Surv. West 100 Merid. 6: 376. 1878. 



Stems growing in large tufts, 6-12 dm. high, 

 stout, rigid, and spinescent. Basal leaf-sheaths 

 usually bearing terete leaves resembling and nearly 

 as long as the stems ; lowest leaf of inflorescence 

 5-15 cm. long, stout and spinescent; panicle com- 

 posed of very unequal branches, the longer 10-20 

 cm. long ; flower clusters 2^-flowered ; perianth 

 3-4 mm. long, pale brown ; the outer segments 

 broadly lanceolate, obtuse with a broad scarious 

 margin, the inner shorter, retuse at the scarious- 

 margined apex; stamens nearly equalling the peri- 

 anth ; anthers longer than the filaments ; capsule 

 broadly obovate, or subglobose, apiculate, 5 mm. 

 long ; seeds acute at each end or slightly appendaged, 

 finely reticulate. 



Salt marshes, LTpper and Lower Sonoran Zones; San Luis 

 Obispo County to Lower California along the Coast; and 

 western borders of the Colorado Desert, southern California. 

 Also in slightly modified forms in South America and the Old 

 World. Type locality: Europe. 



