Xi 



Ceinis IJRAS'SICA Linnaeus. 



BKASSIOA ADPRES3A Boiss. 

 PRASSICA ALBA Boiss. 

 BRASSICA CAMPESTIS L. 

 BIlASrICA NIGRA Koch. 



Genus SISYMBRIUM Linnaeus. 

 SISYMBRIUM CANE-CENS Nutt. da2 



SISYMBRIUM iucisum E. da2 

 V. HARTWEGIANUM Wat, 

 SISYMBRIUM REFLEXUM Nutt. Ore 

 SISYMBRIUM ACUTANGULU.vl DC. da 2 

 SISYMBRIUM DIEFUSUM G. cv 4 63 



SISYMBRIUM OFFICINALE Scap. da-i 



Genusi ERYSIMUM Linnaeus. 



ERYSIMUM ASPERUM DC. da 2 Or d 

 ERYSIMUM GRANDIFLORU.YL Nutt. 

 ERYSIMUM INHULARE Ge. 

 STANLEYA PINNATIFIDA Nutt. da2 



r. pinnataBritton N Y ac tr 8:62. Cv 4:04 



Genus STREPTAKTHUS Nuttall. 



STREPPANTHUS CAMPEsTRIS Wat. 



ST R E PTA N THUS H E T E ROP . i Y LL U S N utt . 



STREPl'ANTHUS LONGIKOSTKlS Wat. 



LYitOCA RPA C )U LTEtll H & H. 



L. PALMERl Watson 



BAPHAN US SA ' I V I. S L. da 2 



R laphaiiistrura L Wild radish, a bad weed. 



THYSANOCAK.Pl S CONCHL'LIFKRUS Ge. 



V. plabiusculus Robinson. 



T. cURVIPLS Hook. Ord 



V. elegans Kobinson. 



V. puichellus Greene 



T. P SiLLUS hooker. 



T. L Ad MAT US Nuttall. 



V CKE>A ITS iir. 



CAPPAEIDACEAE. 



Genus C LEO MIS Liiiiiaenp. 

 CLEOME INTEGRIFOLIA Nutt. 



Gcsuis C1KOMELLA De Cunuolle. 

 C. BREvjp, s VYatson 

 COrtTUSI' OLIA T-G. 

 C. OocARPA Gray. 

 C. PAIiVLLOr.A Gray 



Genua ISOMJERIS Nuttall. 



I. AKROItl A NultalJ 

 V. glob> sa ov 



Genus WISL1ZENIA Eu^clmann. 



W. HE 1 - KAclA Rngelmann. 

 W. PALMER I Gray 



BESADACEAE. 



Genus oLiGO.\n<:i!« us Camuess. 

 OL1GOMERIS SUBULATA Boiss. 



The West American Scientist. 



CISTACEAE. 



54 



Genus HELIAMTHEMCM Tournefort. 



II . A L I ) E K SO S I G reene 

 H. (JRKENEI Rob. 

 H. Occident ale Ge. 



HELIANTHEMUM SCOPARIUM Nutt. 



VIOLACEAE. 



Genus VIOLA Linnaeus. 



VIOLA CHRYSANTHA Hook. 

 VIOLA PEDUNCULATA T. & G. 

 YIOLA LOB AT A Bentham 

 Var. integrifolia Watson 

 VIOLA AUREA Kellogg. 



V. prsemorsa bougl. is said to be an older 

 name, 



VIOLA B LAS! PA ""• illd. 

 VIOLA PURPUREA Kellogg. 



POLYGALACEAE. 



Genus POLYGALA Tonrrefort. 

 POLYGALA CALIFORNICA Nutt. 



Genus KRAMERIA Linnaeus. 



KRAMERIA CANESCENS A. Gray. 

 KRAMERIA PARVIFOLIA Benth. 



FEAISTXENIACEAE. 



Genus FRASKE'NIA liinnaeus. 

 FRANKENIA GRANDIPOLIA C. & S. 

 V campestris <•«■. 

 FRANKENIA PALMERI S. Watson. 



CARYQPHYLLACEAE. 



Genus SILENA Linnaeus. 



S. TALLICA L. 



S. COXTCA L. 



SILENA ANTIRRHINA Linn. 



SI LENA CALIFORNICA Dur. 



SILENA LACINIATA Cav. 



SILENA MULT1NERVIA S. Watson. 



"Annual, erect, sparingly branched, 

 glandular-pubescent, about 1° high: leaves 

 linear to linear-oblong, acute, the lower- 

 most narrowly oblanceolate, 1-2' long: 

 inflorescence dichotomously cymose; 



bracts linear: calyx, narrowly ovate, 20-25 

 nerved, 5'-ti" long, the acuminate teeth 

 usually p. -tipped; petals purplish, scarce- 

 ly equalling the calyx, without append- 

 ages or auricles, emarginate: filaments 

 glabrous, included: capsule nearly sessile, 



olilona'-ovate, included: seeds minute, tu- 

 berculate, not crested. Found near Jamul, 



San Diego County, by C. R. Orcutt, in 

 April, 1885, and on the island of Santa 

 Cruz, California, by T. S. Brandegee, in 



