Cardamine. CRUCIFER.E. ]-j7 



slender, nearly terete, curving upward, aliout 10 lines in length. — Shultleworth in distr. 

 Kugel; (iray, I'roc. Am. Atad. xv. 40. Nasturtium officln<il( , 'I'oir. &. (irav, Fl. i. fifiO, ui.t 

 L. N. sti/losnm, Shuttl. a<f. to Gray, 1. c. — On river l)anks, &i:, Florida,' A'l/vc/, h',i,<n- 

 ii-orth, Garber, Rnthrork, Simpson, Cmiiss. A fij)Ccios with tlie linl.it of Xnsturlium offinmilc, 

 and, but for its long slender pods and uniseriiUe socfls, to lie referred to that genus. 

 C. Clematitis, Sm nr.. Olahrous: rootstock slender: stem lax, simple or l.ran.hed, a 

 foot high: radical h-avcs small, rcniforni-oordate, occasionally with a pair of nmch smaller 

 leaflets on the petiole; cauline petiolate; the petiole sagittately appendaged at lia.se; 

 terminal leaflet reniform to oldong and sul)hastately 3-lobed ; the lateral oi)li(iue and very 

 variable: raceme nearly sessile: Howers white: pods aliout an inch long, with a long 

 slender style ; radicle cleft a third of its length. — .Shuttl. in Wats. IJibl. Index, 5.'J, exd. 

 syn. ; Chapm. Fl. cd. 2, G05 ; Gray, Froc. Am. Acad. xv. 45. — Sj.rings ami moist phues in 

 tiie Soutlicru Allcghaiiies ; 1 Sumky Moiintaius, /i«</e/, Koan Muuntain, G'mw ; Alabama, 

 Buckley. 



■i— -1— Western s])ecics. 



C. Breweri, Watson. Glabrous or slightly pubescent below: stems from a sIimkUt rnn- 

 iiiug rootstock, erect or decumbent at base, usually branched, a foot high or more : radical 

 leaves simple or with a pair of small rounded lateral leaflets, round-cordate, entire or sinu- 

 ate ; the cauline with usually rounded and sinuate or sometimes lobed leaflets ; the uiipcr 

 more oblong or lanceolate: flowers small, white: pods 8 to 12 lines long, with a slmrt 

 thick style, ascending or erect on pedicels 2 to 4 lines long; radicle scarcelv cleft. — Fmc. 

 Am. Acad. x. 339; Brew. & Wats. Bot. Calif, i. 31. — In the Sierra Nevada near Sonora 

 Fass, Brewer, and near Carson City, Andcrsim; Ilnmltoldt Co., Calif., Rattan; Oregon, Hail 

 (no. 31), Howell; Teton Range, Idaho, Cuulter ; Henry's Fork, I/ajji/en.- 



C. angulata, Hook. Glabrous or more or less puljescent : stem erect from a rather slender 

 running root.stock, simple, 1 or 2 feet high : leaves all 3-foli(.late or sometimes 5-foliolate; 

 leaflets ovate to oblong, usually cuneate at base and coarsely 3-5-toothed or the lateral 

 entire; the terminal not greatly larger than the lateral, about an inch long, exceeding the 

 petioles: racemes short, few-flowered: flowers white, larger- ])ods about 9 lines long incliul- 

 ing the style (1 line long), on spreading or divaricate pedicels. — Fl. Bor.-Am. i. 44, & Bot. 

 Jlisc. i. 343, t. 69. — Cascade Mountains of Oregon and Washington; Fuget Sound, H7M<s. 



C. purpurea, Cham. & Schlecht. Glabrous or sj)aringly hirsute- .stems erect, 2 to G 

 inches high: cauline leaves oue or two; leaflets entire, round-oval or ovate, acute ; the 

 terminal subcordate and somewhat 3-lobed : raceme few-flowered, often subtended by a 

 3-lobed foliaceous bract: flowers rather large, often jjurple or rose-colored: pods erect, 

 nearly an inch long ; style short, stout. — Linnaea, i. 20 ; Hook. Fl. Bor.-Am. i. 44. — Arctic 

 Alaska; also ou the Asiatic side of Bering Strait, ]Vrii//it. A very imperfectly known 

 species. 



* * * Leaves all pinnately divided with several pairs of leaflets. 

 -!— Flowers rather large : petals (except in C. prntensis, var. occidentahs) 3 or 4 lines long. 



C. pratensis, L. Glabrous or somewhat pubescent below : stems erect from usually a very 

 sliort rootstock or rarely subtuberous fibnuis-rooted bnse, branched, a foot high or more : 

 radical leaves with small rounded leaflets 1 to 4 lines broad ; leaflets of the upper leaves 

 oblong to linear or oblanceolate, entire or rarely toothed, 2 to 10 lines long; flowers rather 

 large (3 to 6 lines long) in a broad corymb, white to deep rose-color: ])ods 9 to 15 lines long 

 and a line wide, on ascending pedicels ; style short, rather stout. — Spec. ii. 656 ; DC. Syst. 

 ii. 256 ; Hook. Fl. Bor.-Am, i. 45 ; Torr' & Gray, Fl. i. 84 ; Lange, Medd. Qnen. iii. 48. 

 C. digitaia, Richards, in Frankl. 1st Journ. ed. 1, App. 743 (reprint, p. 15). — Labrailor to 

 New Brunswick; Bristol, Vermont, Priiir/le; New Jersey; Central New York". Onturio.^ and 

 Lake Superior ami northward to the Arctic Ocean ; Ala^ska. Barely collected in fruit. 

 C. digitutd, Richards, appears to be an arctic form with the leaves reduced to a few approxi- 

 mate linear leaflets. 



1 Nortliward to White Top Mt., S. W. Virginia, Small; also on Grandfatlicr .Mt., N. r, .> ., ... .^;: 

 Hdler. 



2 Northward to Vancouver Isl., Mncnun. 



3 Sonthwaid into Michii^an and even N. Indiana, Van Gordcr. 



