107 
Section [I. Chrysocapnos. Caulescent 
and branched perennials. 
Series A. Luteiflorae. North American 
species ; flowers yellow, thyrsoid- 
paniculate : 
Flowers 1-5-2 cm. long ; outer petals 
soon spreading or recurving to 
below the middle ; inner petals 
dorsally crested, with a oe 
white crisped wing - 10. D. chrysantha. 
Flowers 2-2°5 cm. long ; outer paras 
with only the tips spreading ; 
inner petals with pane Spe and 
large crest - 11. D. ochroleuca. 
Series B. Speciosae. East Asiatic 
species ; flowers racemose or race- 
mose-paniculate. 
Outer petals recurved in the uppe 
half, pink, deeply pouched at 
the base ; leaflets not serrate - 12. D. spectabilis. 
Outer petals not recurved, yellow, 
scarcely pouched at the base ; 
leafiets serrate - - 13. D. macrantha. 
In the following enumeration of the species of Dicentra 
the detailed geography and synonymy of the American 
species are not given. For these the reader is referred to 
Asa Gray, Synop. Fl. N, Amer. i. 93 (1895). 
1. Dicentra peregrina, Makino in Bot. Mag. Tokyo, xxii. 162 
1908). 
Fumaria peregrina, Rudolph in Mem. Acad. Sci. Petersb. 1. 
379, t. 19 (1803-6). Dicentra tenuifolia and D. lachena- 
liaeflora, Ledeb. Fl. Ross. i. 97 (1842). 
Norru-East Srperta. Ajan River, Tiliny! Ochotsk Sea, 
Wright! Mt. Segneka, Herb. Acad. Petrop. 1844! Mountain 
top by Moikeshi Bay, Eetrup, 7’. Ishikawa ! 
2. Dicentra pusilla, Sieb. & Zucc. Abh. Akad. Muench. iv. ii. 
3). 
JAPAN. Top of Shiranesan, in small crater, — 
Zowozan, Science Coll. Imp. Univ., Japan, Herb. 
a ayers formosa, Walp. Rep. i. 118 (1842); Asa Gray, 
ater: —British Columbia to Central California. 
4. Dicentra eximia, Torr. Fl. N. York, i. 46 (1843); Asa Gray, 
le. 95; Britt. & Br. Fl. N. St. & Canada, ii. 143, f. 1987 
(as Biouculla), 
DiIstRIB n.—Western New York to mountains of Virginia, 
North " Cabeliba and Tennessee. 
