COCHLEARIA.] CRUCIFFM^. 37 



in. diam., cells 4-6-seeded. DISTEIB. N.W. Europe, Polar regions. A 



valuable antiscorbutic. 

 C. OFFICINA'LIS proper ; radical leaves deeply cordate orbicular or reniform, 



cauline amplexicaul angled toothed or lobed, pods nearly globose. VAR. 



littora'lis, Lond. Cat. Muddy sea-shore. 

 Sub-sp. C. ALPI'NA, Wats. ; radical and cauline leaves as in officina'lis, pods 



rhomboid-oblong narrowed at both ends. C. yrcenlan'dica, Sm. Mountains, 



ascending to near 4,000 ft. 

 Sub-sp. C. DAN'ICA, L. ; radical leaves deltoid lobed, lower cauline similar 



petioled, upper amplexicaul also lobed, petals smaller, and pods as in alpi'na. 



Sandy and muddy shores, rarer in Scotland and Ireland. 



2. C. ang'lica, L. ; radical leaves oblong-rhomboid or ovate not cordate 

 entire lobed or angled, cauline ^-amplexicaul, pods oblong or obovoid 

 inflated much constricted at the sutures, valves reticulate, style slender. 

 Muddy shores in England and "W. Scotland ; rare in Ireland ; Channel Islands ; 

 fl. May-July. Much larger than C. officinalis, branches 10-18 in., but con- 

 nected with it by intermediates. Leaves more fleshy, narrower, and pod 

 very different, sometimes in., style longer, seeds larger. DISTRIB. Cf. 

 C. ojficinalis. 



C. ANGLICA proper (VAR. yem'ina, Hort) ; radical leaves narrowed below, pod 

 obovoid large much constricted at the suture. Var. Hor'tii, Syme ; radical 

 leaves rounded at the base, pod smaller ellipsoid. 



** Valves with no dorsal nerve. ARMORA'CIA, Kupp. 



C. ARMORA'CIA, L. ; leaves linear-oblong obtuse deeply regularly crenate, 



radical long-petioled, cauline narrower sessile, racemes panicled, pods 



(immature) obovoid on long slender pedicels. ' Horse-radisli. 



Ditches, corners of fields, &c. ; (an alien or denizen (?) Wats.} ; fl. May- June. 



Rootstock stout, long, cylindric. Leaves 8-12 in., radical 3-5 in. broad, on 



petioles 1 ft., waved with many spreading reticulate nerves, cordate cuneate 



or unequal at the base ; cauline many, 4-8 in., ^-1 in. broad, more serrate 



than toothed. Flowers in. diam. Pods never ripening in this country ; 



style slender ; stigma large, capitate ; seeds described as 8-12 in a cell, 



smooth. DISTRIB. Origin unknown ; possibly a cultivated form of C. 



macrocar'pa, W. and K., a native of Hungary. 



13*. CAMELI'NA, Crantz. GOLD OF PLEASUKE. 



Annual, erect herbs. Leaves almost entire, cauline auricled. Flowers 

 small, yellow. Sepals short, equal at the base. Petals spathnlate. Pods 

 obovoid ; valves turgid, keeled at the back, produced upwards along the 

 base of the style ; margin flat ; septum membranous ; stigma simple. 

 Seeds 2-seriate, not margined ; funicle slender, adnate at the base to the 

 septum ; radicle incumbent. DISTBJB. Europe and temp. Asia ; species 

 5-10 (all vars. of one ?). ETYM. x a f jLa ' i an d ^'wov, dwarf flax. 



C. SATI'VA, Crantz ; radical leaves petioled, cauline oblong-lanceolate. 

 Flax-fields, sporadic ; fl. June-July. Stems 2-3 ft., branched above, slender. 

 Radical leaves soon withering; cauline 1-3 in., obtuse; auricles pointed, 

 entire or lobtilate. Flowers in. diam. Petals erect. Pods 5-^ in,, on 



