JtWCACE/E. 375 



14. J. bufonius Linn. : stem diffuse, leafy, dichotomous above ; leaves fili- 

 form-setaceous, channelled ; panicle loose ; flowers subsolitary, remote, uni- 

 lateral ; leafets of the perianth lanceolate, very acuminate, much longei 

 than the oblong obtuse capsule. 



Moist places. Can. to Car. July, Aug. (I). Steins cespitose, 3 6 inches 

 high, divided towards the top. Panicle loose, spreading, few-flowered, pale- 

 green. Toad Rush. 



15. J. marginal-us Rostk. : stem leafy, jointed ; leaves flat and grass-like ; 

 panicle corymbose, compound ; leafets of the perianth about as long as the 

 obtuse capsule, the outer ones and the bracts subaristate ; stamens 3. J. 

 aristulatus Mich. 



Low grounds. N. Y. to Car. Aug. 11. Stem 1 3 feet high, tuberous at 

 base. Panicle often very compound and proliferous. Flowers 3 6 in a head. 



Grass-leaved Rush. 



1 G. J. stijgius Linn. : stem filiform, erect, rigid, leafy ; leaves setaceous, 

 slightly flattened ; flowers about 3, in a terminal head ; leafets of the peri- 

 anth shorter than the oblong-elliptic acute capsule ; stamens 3 ; seeds with 

 an appendage at each end. 



Sphagnous swamps, on Perch Lake, Jefferson county, N. Y. Dr. Gray. 

 %. ? Stem 6 12 inches high, simple. Flowers larger than in any of the pre- 

 ceding species, with 2 3 bracts at the base of the heads. 



Large-fruited Rush. 



17. J. bifidus Linn.: leaf mostly solitary, near the summit of the stem, 

 linear-setaceous ; sheaths ciliate ; heads about 3-flowered, terminal ; bracts 

 foliaceous, very long, grooved. 



White Mountains, N. H. Big. Summit of Mount Marcy, Essex county, N. 

 Y. July, Aug. '4-. Stem 6 10 inches high, rather rigid. Flouiers mostly in 

 a single head, supported bv 2 long setaceous bracts or terminal leaves. 



Trifid Rush. 



18. J. militaris Dig. : leaf solitary, jointed, longer than the stem; pani- 

 cle terminal, proliferous, with sheathing lanceolate bracts at base ; heads 

 about 5-flowered. 



Ponds, near Boston, Mass. Big. Stem 23 feet high, vyith a long sheath 

 or two at base and commonly another above the leaf. Panicle terminal, erect, 

 with proliferous branches. Bayonet Rush. 



3. NARTHECIUM. jDiw/t. Narthecium. 



tFrom the Greek vapOos, a rod ; probably from the elongated straight raceme 

 of flowers.) 



Perianth petaloid, of 6 linear-lanceolate spreading pieces. 

 Stamens 6. Filaments hairy. Capsule 3-celled, 3-valved. Seeds 

 with an appendage at each extremity. 



N. Americanum Ker raceme sometimes interruptedly spiked, lax ; pedi- 

 cels with a setaceous bract below the flower, and another embracing its 

 base ; filaments with very short hair. Phalangium ossifragum, Muhl. 



Sandy swarnps. N. J. to Ala. June, July. 1\. Scape a, foot high. Leaves 

 narrow-ensiform. Flowers yellow, in a terminal spike. Closely resembles N. 

 ossifragum of Eujope. American Narthecium. . 



