384 0. E. Schulz. 



Distributio geogr.: America borealis Irans Rocky Mountains occiden- 

 tem versus sita. 



A. Planta valida, 15 — 50 cm alta. Racemus 12 — 30-florus. 



17. C. californica (Nutt.) Greene. 



Rhizoma globoso- vel ovato-tuberosum, 0,5 — 2 cm longum, 0,5 — 1 cm 

 crassum, singulis annis 0,5 — 2 cm procrescens, a priore abstrictum, rarius 

 stolones tenues apice tuberoso-incrassatos, — 7 cm longos emittens. Caulis 

 15 — 40 cm altus, erectus vel adscendens, simplex vel superne pauci-ramosus, 

 inferne nudus, superne 2— 4-folius, glaber. Folia rhizomatis 15 — 20 cm 

 longa, longe (=^ 2 — 3 fol.) petiolata, simplicia: ovato-orbicularia, basi sub- 

 cordata vel reniformia, aut trifoliolata: foliolum terminale orbiculari-cordatum, 

 utrinque crenis 3 -5 latis, brevibus, mucronatis inaequaliler repandum vel 

 crenatum, longiuscule (= V2 ^^0 petiolulatum, o2 — 62 nun longum, 50 — 

 95 mm latum, lateralia subminora, obliqua, caeterum similia, brevius(=Y3 ff.) 

 petiolulata, aut raro 5-foliolata: ff. terminale minus, 45:50, lateralia ima 

 longius (= 1^2 ^'^•) petiolulata; folia caulina minora 4 — 11 cm longa, bre- 

 vius (= 1 — '/a fo'-) petiolata, 3-, rarius 5-foliolata: foliola angustiora, brevi- 

 ovata vel late lanceolata, praesertim antice apice producto grosse acutius- 

 cule dentata, manifestius mucronata, brevius petiolulata, terminale 25 — 58 mm 

 longum, 15 — 50 mm latum; omnia glabra. Racemus sub anthesi sublaxus, 

 dein elongatus, 12 — 50-florus. Pedicelli floriferi S — 10, fructiferi 20 — 25, 

 raro — 30 mm longi. Flores c. 10 mm longi, raro — 14 mm (f. gmndi- 

 flora). Sepala c. 4 mm longa, late subovato-oblonga, apice rotundata. 

 Fetal a rosea vel violacea, rarius alba (f. lactea], late obovata, ad basin 

 cuneato-angustata, apice rotundata. Stamina interiora 7, exteriora 6 mm 

 longa: antherae majusculae, 2 mm longae, oblongae. Pistill um cylindri- 

 cum: ovarium 1 4 — 16-ovuIatum, in stylum c. 2 mm longum, crassiusculum 

 attenuatum; stigma stylo sublatius. Siliquae pedicellis erecto-patentibus 

 vel adscendentibus vel horizontalibus subhorizontales, 30 — 48 mm longae, 

 2,5 — 4 mm latae, in stylum 2,5 — 6 mm longum, crassiusculum, viridem 

 attenuatae; stigma 0,75 mm latum, stylo subaequilatum ; valvae viridulo- 

 flavae, interdum violaceae. Semina fere 3 mm longa, 2—2,5 mm lata, 

 c. 0,75 mm crassa, oblongo-ovalia vel suborbicularia, fiilva, vix alata: pe- 

 iioli cotyledonum 4-plo longior quam radicula brevissima. — V. s. 



C. californica Greene! Fi. Francisc. 266 (1891). 



Dentaria californica Nutt. in Torrey et Gray Fl. North-Am. I. 88 

 (1838—40). 



C. angidata Torrey Pacif. Railr. Explor. IV. 65 (1857), non Hook. 



Tota planta carnosula. Rliizonia in sicco firnjissinium, parce ßbrillosum, velus 

 rugosum, griseum, novuin laeve, albiduni. Caulis subfirmus, ad apiceiii crassescens, 

 teres, in coelo viridulo-violaceus. Folia sublus interdum violacea: petioluli subalali. 

 Pedicelli apico incrassati. Sepala albida, ad apicem saepe |)urpureo-violacea, 3-nervia, 

 late albo-iiiarginata. Petala zt patula, praeter nervus tenues evidenter 3-norvia. Fila- 



