464 FUMARIACEAE 



5-12 mm. long : corolla white or pale pink : petals 4, the 2 outer produced at the hase into 

 horn-like spreading spurs, which are about as long as the other part, the apex hooded and 

 reflexed, the inner petals with claws as long as the blades, their inconspicuous crests hardly 

 crisped. 



In woods and on banks, Nova Scotia to Minnesota, Nebraska and Georgia. Spring. Soldier's Cap. 



3. BicucuUa exinaia ( Ker. ) Millsp. Rootstocks scaly. Foliage dark green : leaves 

 basal ; blades 2-4 dm. broad, the ultimate segments oblong or ovate : scapes erect or ascend- 

 ing, 3-6 dm. tall, longer or shorter than the leaves: panicles 5-12 cm. long, rather lax, 

 several-many-flowered : corolla deep pink : petals 4, the 2 outer produced into rounded 

 sacs at the base, the boat-like tops spreading, the 2 inner petals cohering at the apex, the 

 blades auricled at the base, longer than the claws, their crests crisped. 



In woods and on cliffs, western New York and in and near the AUeghenies to Georgia. Summer. 

 Bleeding-heart. 



3. CAPNOIDES Adans. 

 Annual or biennial caulescent herbs, with erect or prostrate, usually branched, some- 

 times diffuse, stems. Leaves alternate : blades bipinnately dissected, commonly delicate in 

 texture. Flowers perfect, irregular, white, pink or yellow, in terminal or lateral racemes. 

 Sepals 2, usually scale-like. Petals 4, distinct, the 2 outer dissimilar, the one flat, the 

 other more or less spurred at the base, the 2 inner narrower than the outer, often cohering 

 at the apex, keeled or winged. Stamens 6, in two groups opposite the exterior petals : fila- 

 ments united above the middle. Ovary narrow, with 2 placentae : style filiform : stigma 

 dilated or lobed. Ovules numerous or several. Capsule silique-like, sometimes torulose. 

 Seeds crested. [Corydnlis Vent.] 



Corolla pink or purple, yellow at the tip. 1. C. sempervirens. 



Corolla yellow. 



Corolla less than 12 mm. long. 



Capsules ascending : seeds with blunt margins. 2. C. micrardhum. 



Capsules drooping or spreading : seeds with acute winged margins. 3. C. flavulum. 



Corolla over 12 mm. long. 



Hood or sac of the outer petals with a wing-like crest. 



Capsules copiously covered with transparent vesicles. 4. C. crystalUmim. 



Capsules smooth; sometimes glaucous. 



Spur nearly as long as the corolla-body : pods strongly curved. 5. C. curvisiliquum. 



Spur abnut ]4 as long as the corolla-body : pods straight or nearly so. 6. C. Halei. 

 Hood or sac of the outer petals merely keeled. 



Spur yi as long as the bodv of the corolla : capsules spreading or drooping. 7. C. aureum. 

 Spur about as long as the body of the corolla : capsules ascending. 8. C. montaman. 



1. Capnoides semp6rviiens (L.) Borck. Annual or biennial, glaucous, glabrous. 

 Stems erect, finally much branched, 3-12 dm. tall, the branches ascending : leaves 3-25 cm. 

 long ; blades pinnately decompound, the ultimate segments obovate or cuneate : panicles 

 open, few-flowered : bracts variable, the lower ones dissected like the leaves, the upper 

 entire : pedicels 5-10 mm. long : corolla pink, tinged with yellow at the tip, 1.5 cm. long, 

 the spur much shorter than the body of the corolla: capsules slender, 3-4 cm. long, smooth : 

 seeds shining, finely reticulated. [Corydalis f/lauca Pursh.] 



In rocky places, Nova Scotia to Alaska, British Columbia and Minnesota and along the mountains 

 to Georgia. Spring and summer. 



2. Capnoides micrdathum (Engelra. ) Britton. Annual, very slender, glabrous. 

 Stems 1-3 dm. long, more or less branched, the branches weak : leaves delicate, sometimes 

 glaucescent, the ultimate segments lobed or toothed : racemes or panicles 1-8 cm. long : 

 flowers sometimes cleistogamous, short-pedicelled : corolla pale yellow, less than 1 cm. long, 

 the spur much shorter than the body of the corolla, the crest small, entire : capsules ascend- 

 ing, 1-2 cm. long, torulose, smooth": seeds smooth or nearly so, shining, the edges obtuse. 



In woods, Minnesota to Missouri, Virginia and Florida. Spring. 



3. Capnoides flavulum (Raf. ) Kuntze. Annual, slender, glabrous, bright green. 

 Stem 1-5 dm. long, erect or ascending, sometimes difliisely branched, the branches spreading : 

 leaves delicate ; blades finely dissected, the ultimate segments toothed or lobed, the divisions 

 acute : racemes few-flowered : bracts elliptic or ovate, acute or acuminate : corolla yellow, 

 1 cm. long or slightly longer, the spur rounded, much shorter than the body of the corolla, 

 the crest toothed : capsules drooping, 1.5-2.5 cm. long, torulose, smooth : seeds sharp- 

 margined, finely reticulated, shining. 



In rocky woods, Ontario to Minnesota, Virginia, Louisiana and Kansas. Spring. 



4. Capnoides crystallinum (T. & G. ) Kuntze. Annual or biennial, stoutish, bright 

 green. Stem usually branclied at the base : brandies tufted, erect or ascending, 2-4 dm. 

 tall, simple or branched above : leaves relatively few ; blades finely dissected, the ultimate 



