38 CRUCIFERAE. i.vrocahpa. 



pubescentia cinerascentia , peliolata runcinato-|)innalifi(ia, lobil calloso-mucro- 

 nalis, terminali- majori, sinubus oblusissimis laiis. Peliolna linearis, semilercs, 

 folio quadruplo brevior. Racemi lcrminalcs laxi, dcmura elongali. Pcdicelli ca- 

 lycc parum brcviores, florigeri crccli, frucliferi horizontalcs. Flores ut videtur 

 colore iis Matthiolae tristis consimiles. Calyx angustc linearis cjlindricus vel a 

 latere compressus stellalo-pilosus, sepalis lateralibus convexis, basl laccatis, an- 

 tico posticoquc planis angusiioribus, basi Bimplicibus. Pelala ungaibos latis »pa- 

 thulalis membranaccis unincrviis, calyccm exccdentibus , laminis angusiis eloo- 

 galis lanceolatis aculis, siccilate saepe a lalere involuiis, gplraliter loriis instrucla. 

 Slamina lelradynama, ovario multo longiora. Ovarium parvum obovalum, densc 

 slellato-pilosum, sligmalibus valde hirsulis divergenlibus coronatum. Bilicnla 

 V*— % unciara longa, panduriformis, a lalerc valde compressa, basi rotundata, 

 apice biloba, lobis patcnlibus oblusis, juxla margincs latcrales conslricla? Sc- 

 mina testa hyalina c cellulis magnis conflala plano -comprcssa , margine suba- 

 lala, in loculis 6-8 biseriala. — Crescil in California. 



48S9/ 2 . Dl l IIYRE \ Hook. et. Ilarv. 

 (Uook. et Harvey, Lond. Journ. of bot. IV. 77. I. 5.) 

 Calyx cylindricus clausus tetraphyllus, foliolis linearibus simplicibus. 

 Pctala 4 Iineari-spathulata, basi ampliata. Slamina (» tetradynama libera 

 edentula. Stylus brevissimus, stigma bilobum. Silicula sessilis biscutata, 

 basi apiceque emarginata, valde a latcrc compressa, margine incrassala. 

 Semina in loculis solitaria compressa immarginata horizontalia. Embryo- 

 nis albuminosi cotyledones planae oblongae, radiculae descendenli sepltim 

 spectanti accumbentes. — Herba Californica stellato- pubescens : foliis re- 

 pandis; floribus luleis in racemis lerminalibus simplieibus dispositis; pe- 

 dicellis basi biglandulosis. 



1. D. CALIFORNICA Hook. et Harv. I. c. 77. f I. 5. — Exemplaria manca; caulis 

 herbaceus teres ascendens? vel erectus, pilis minulis stellalis sparsim cooperlus. 

 Folia peliolata, basi cuneata-angustata ovala vel oblonga oblusa, margine sub- 

 integerrima vel repando -dentata, dentibus obtusissimis obsoletis utroque latere 

 duobus vel tribus. Racemi terminales densi ebracleali simplices mulliflori. Pe- 

 dicelli palenlcs, calyce breviores, basi glandulis duabus inslrucii. Florcs parvi, 

 ut videtur aurei. Calyx dense stellato-lomentosus subcanescens cylindricus 

 clausus, e foliolis quatuor linearibus oblusis subaequalibus conflalus. Pelala 4 li- 

 neari-spathulala obtusa, medio vix angustata, ungue cum lamina conflucnte, basi 

 ampliata subcordata membranacea. Stamina 6 telradynama ; filamenla lenuis- 

 sima, ovario muliiplo longiora. Slylus brevissimus, stigmate magno bilobo ter- 

 minalus. Silicula biscutata, basi et apice cmarginata sessilis, margine incrassato, 

 dense cilialo, disco compressissimo parce hispido. Semen in utroque loculo 

 unicum compressum immarginatum horizontale. Radicula dcscendens! sepli ba- 

 sin speclans accumbens. — Crescit in California. 



Subordo II. JYOTOHirjrZEAE DC. 



Tribus VII. SISYMBRIEAE DG. 



4902. IIESPERIS Linn. 



(DC. Prodr. 1. 188. — Wlprs. Rcpcrt. bot. syst. I. 160. II. 760.) 

 1. E.(Deilotma) VIOLACEA Roiss. Diagnos. plant. nov. orient. V. 80. f — Perennis 

 mullicaulis, tota indumento brevissimo pilorum ramosorum velulina subgrisea: 

 caulibus subsimplicibus erectis foliosis; foliis radicalibus in peliolum attenuatis 

 oblongis obtusiusculis parce et irregularilcr repando-dentatis, rarius basin versus 

 subruncinatis, caulinis sessilibus oblongo-lanceolatis acutis parce et obsolele 

 repandis integrisve; racemo terminali laxiusculo brcvi; pcdunculis ereclo-palulis 



