Dicentra. 



FUMAIUACH.E. O-J 



D. Cucullaria, I^C. (DuTtnMAN's Bheixuks.) Rutlier lar;,'<r, with similar f.iliri-;f; 

 tulifrdus-lliickeiicd suliterraiieaii leaf-hases angular, white ur rcihliwli, cullfctcil to form si 

 kind o! scaly llcshy liulh: seape in-aring several noihling flowers (in Oregon sometimeH 

 paniculate) : corolla (leci(hu)us in fruiting, white witii yellowish tips, divergently 2-(»purre(l 

 at base, the spurs as long as the hody and longer than the pedicel; crest of inner ]M-tuls 

 small, semioval, bladdery. — Syst. ii. \()^ {/>irl;/tnt) ; Hook. M. Bor.-Am. i. 35 (l)iil^tra); 

 Torr. & Gray, 1. c GG (Did'/lra) ; Lemaire, 111. Ilort. vi. t. 215 {/iiil,/ir<i). J)icl,/lm 

 Canadensis, Horkh. 1. c. 46. Jiicncnllala {('(niddnnsis), Juss. Act. I'ar. IT.'J.'J, cited :u» L'lirnl- 

 /«rirt, Juss. by L. ; whence Fitmaria C«c«//ani», L. Spec. ii. 099 ; Sim.s, Hot. Mag. t. 1127. 

 F. pallida, Salisb. Prodr. 377. Con/dalis Cucullaria, Ters. Syn. ii. 209. Cumluriu hull-Ma, 

 Kaf. Med. Kep. liex. 2, v. 352,& in i)esv. Jour. liot. ii. 109 (lK()9).i {/)irli/l,a l,rart,osa, DC 

 Svst. ii. 109, would seem to be a monstro.sity of this species, prolial)ly from Canada.) — 

 "\Voods in vegetable mould. Nova Scotia to L. Huron, .south to N. Carolina in the monntaiim 

 and Missouri, and northwest to Idaho and Oregon- (where occurs an oliscure form with 

 much shorter and rounded spurs) ; fl. spring. 



* * Inflorescence thyrsoid, subulate-bracteate, flowering for a long time, ami the usually 

 rose-purple or flesli-colored cordate corolla withering-jtersistent around the fruit : tijis <if 

 the inner petals rather conspicuously crested on the i)ack : glands of the fllaments obso- 

 lete (stigma with a double pair of lobes in both species) : jdants about a fo(jt high fr<ini 

 rather stout and fleshy branching and spreading rootstalks: leaves once or twice ter- 

 natcly compound and then quinately or piunately dissected into rather coarse oblong ancl 

 incised divisions, usually green above, glaucescent beneath. — Eucajmos, Beruh. Linmea, 

 viii. 468. 

 D. formosa, DC. Corolla cordate, and with very short ucck under the short and ovate- 

 cvmliifurm spreading tips of the outer petals ; crests of inner petals little surpassing their 

 tii)s; all the petals united up to above the middle. — Syst. ii. 109 (/>/<//// /(»), excl. syn. 

 I'ursh and eastern habitat ; Torr. & Gray, Fl. i. 665 {Dlcli/lra) ; Brew. & Wats. Bot. Calif. 

 i^24, ii. 429. Dleli/lra saccata, Nutt. in Torr. & Gray, I.e. 67. D. crimia, Hook. Fl. Bor.- 

 Am. i. 35, excl. var. Fumaria formosa, Andr. Bot. Rep. vi. t. 393 (flowers poorly repre- 

 sented); Sims, Bot. Mag. t. 1335. Cor i/dalis formosa, Spreng. Syst. iii. 162. Eurapnos 

 formosa, Beruh. 1. c. — In woods, Brit. Columbia to tlie middle of California ; first coll. liy 

 Meuzics. Occasionally with yellowish flowers as in coll. Rattan. 

 D. eximia, DC 1. c. {Dir/i/tra). Corolla tapering from the cordate ba.se into a longer and 

 uarrower neck, early separating to much l)elow tlie middle ; lax tij)s of the outer j)etals 

 longer and acuminate ; of the inner surpassed by the jjrolonged apex of the crest. — Torr. 

 & Gray, Fl. i. 665 (fJieli/trn) ; Gray, .Man. 29. Fumaria e.rimia, Ker, Bot. Ueg. t. 50. 

 F. formosa, Poir. Suppl. v. 684. Cori/dnlis formosa, Pur.sh, Fl. ii. 402, excl. syn. & var. ; 

 Tliomas, Am Jour. Sci. xxvi. 114, with plate. Ei(ra/mns erimins, Bernh. 1. c.-' — Wo<«lcil 

 l)anks, W. New York (station not now known), to the mountains of Virginia, N. Carolina, 

 and Tennessee ; perhaps fir.st coll. by Li;on. 



§ 2. Chrysocapxos, Torr. C:iule.sceiit and bniiuliini.' stoiit-roott^il peren- 

 nials : inflorescence compound, thyrsoid-paniculate : corolla yellow, snhtorete, 

 deciduous ; outer petals barely gibbous at base, hardly larger than the inner : 

 stamens high-diadelphous : slender persistent style at dehi.scenee of the capsule 

 usually fissile up to the stigma into four portions, two answering to tlie valves 

 and two to the placentae : seeds crestless, the coat dull and rough. 



D. chrysantha, Hook. & Arv. Pale and glaucous : stem stout, erect, 2 to 5 feet higli : 

 leaves twice or thrice pinnate, and the more or less confluent divisions ]iinnate]y 3-5 deft or 

 incised: thyrsus elongated, many-flowered: flowers erect, half to three fourths inch long, 

 golden yellow; outer petals soon spreading or recurving to below the midille. miicroiiatp 

 beyond the small saccate tip; inner dorsally crested with a long and wide umltilato or 

 crisped wing. — Bot. Beech. 320, t. 73 {fJirli/tra) ; Torr. & (Jr.iy, V\. i. 605 {f)irl,/tra) ; Torr. 



1 Add syn. Biamdla Citcullarin, Millsp. 1. c. •J \V:ishiiif;toii, Sid-silor/. 



8 Add syn. Bicuculla eximia, Millsp. 1. r. 



