DIVISION EIGHT — SCIENCE. 



629 



B.MAXiMUS Desf. Com. below 2,000 feet. April — July. 

 B. MOLLIS Linn. Along streets April — ^July. 

 B. RIGIDUS Roth. Devil's Gate. April— July. 



LOLIUM Linn. Darnel. 



L. PERRNNE Linn. (Perennial rye grass) Com. in cultivated soil. April — July. 

 L. TEMULENTUM Linn. (Bearded Darnel.) Com. in cultivated soil and along 

 streets. April — ^July. 



IIORDEUM Linn Barley. 



H. MURiNUM Linn. (Wild Barley) Com. below 1,800 feet. March — July. 



ELYMUS Linn. Wild Rye. 



E. AMERiCANt'S V. & S. Oak Knoll. April — ^June. 



E. coNDENSATrs Presl. O. K.; A. S.; foothills of S. G. Mts. April— July. 



E. siBiRicus Linn. S. G. Mts. June — August. 



E. SIT.ANION Schult. O. K. Along streets. April — ^June. 



E. TRiTicoiDES Nutt. A. S.; foothills of S. G. Mts. June — September. 



Cyperacecz, 



CYPERUS Linn. 



C. DIANDRUS Torr. Var. capitatus Brit. Oak Knoll. 

 C. ERYTHRORRHizos Muhl. O. K.; Baldwin's Ranch. Jul}' — October. 

 C. LAEVIGATUS Linn. Arroyo Seco. August — November. 

 SCIRPUS Linn. Bullrush. Club-rush. 



S. LACUSTRis Linn. var. occidentalis Wats. Oak Knoll. April — ^June. 

 S. OLNEYi Gr. O. K ; A. S. 



Oak Knoll. February — June, 

 var. MiCROCARPUS (Presl.) McM 



S. RiPARirs Spreng. 

 S. SYLVATicos Linn. 



August. 

 HELEOCHARIS R. Br. 

 H. ACicuLARis (Linn. 

 H. ARENicoLA Torr. 

 H. PALUSTRis (Linn.) 

 CAREX Linn. Sedge. 

 C. BARBARAS Dewey. 

 C. FiLiFORMis Linn. 



ruary — May. 

 C. MULTiCAULis Bailey. 

 C. SPISSA Bailey. O. K. 

 C. TERETIUSCULA Good 



August. 

 C. TRiQUETRA Bott. Hills near Arroyo Seco. 



O. K.; A. S. May- 



Spike- rush. 



) R Br. Oak Knoll. 



Oak Knoll ; A. S. April— June. 



R. Br. 



O K.; R. C. February— June, 

 var. LANUGINOSA (Michx. ) B. 



Mt. Lowe. April — ^June. 



R. C. February — May. 



var. RAMOSA Boott. 



P. S. O. K.; A. S. 



Feb- 



R. 



C; L. St. 

 March — May. 



A. C. June— 



LemnacecB. 



LEMNA Linn. Duckweed. 



L. GiBBA Linn. Johnson's Lake. 

 L. VALDiviANA Phil. O. K.; A. S. 



JiincacecE. Rush Family, 



JUNCUS Linn. Bog-Rush. 



J. BALTICUS Deth. O. K ; A. S. May— July. 



J. BUFONius Linn. Com. in moist soil below 1000 feet. March — ^June. 



J. COMPRESSUS HBK. Oak Knoll. July — September. 



J. DUBius Eng. Oak Knoll. July— September. 



J. LONGiSTYLis Torr. O. K.; A. S. June — August. 



J. NODOSUS Linn. O. K.;A. S.; M. C. June— August. 



J. PHAEOCEPHALUS Eng. O. K. ; A. S. June — August. 



J. ROBUSTUS Wats. O. K., A. S., M. C. April— August. Used by the Indians for 



basket making. 

 J. XIPHIOIDES Mey. O. K., A. S. May— July. 



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