Voi,. II.] 



POPPY FAMILY. 103 



i. Glaucium Glaucium (L.) Karst. Yellow 

 Horned or Sea Poppy. (Fig. 1667.) 



Chelidonium Glaucium L. Sp. PI. 506. 1753. 

 Glaucium luteum Scop. Fl. Cam. Ed. 2, i: 369. 1772. 

 Glaucium Glaucium Karst. Deutsch. Fl. 649. 1880-83. 



Stout, 2-3 high, rigid, branching. Leaves thick, 

 ovate or oblong, 3'-8' long, i / -2 / wide, scurfy, the bas- 

 al and lowest cauline petioled, the upper sessile, clasp- 

 ing, all pinnatifid, the divisions toothed; flowers axillary 

 and terminal, yellow, I'-a' broad; sepals scurfy; capsule 

 narrowly-linear, 6 / -i2 / long, tipped with the persistent 

 stigma. 



In waste places, Long Island and southward near the 

 coast to Virginia. Widely diffused as a weed in maritime re- 

 gions of the Old World. Adventive from Europe. Summer. 



6. CHELIDONIUM L,. Sp. PI. 505. 1753. 



Erect branching herbs, with alternate deeply pinnatifid leaves, yellow sap and yellow 

 flowers. Sepals 2. Petals 4. Stamens oo . Placentae 2. Styles distinct; stigma not di- 

 lated, 2-lobed. Capsule linear, dehiscent to the base. Seeds smooth, shining, crested. 

 [Name Greek for the swallow, which appears at 

 about its flowering time.] 



A monotypic genus of temperate Europe and Asia. 



i. Chelidonium majus L. 

 (Fig. 1668.) 



Celandine. 



Chelidonium majus L. Sp. PI. 505. 1753. 



Weak, i-2 high, sparingly pubescent. Leaves 

 thin, 4' -8' long, glaucous beneath, i-2-pinnatifid, the 

 segments ovate or obovate, crenate or lobed; petioles 

 often dilated at the base; flowers 6 // -8 // broad, borne 

 in axillary pedunculate umbels; petals rounded ; pedi- 

 cels slender, 2 // -6 // long, elongating in fruit; capsule 

 glabrous, i / -2 / long, tipped with the persistent style 

 and stigma. 



Waste places, roadsides and even in woods, common 

 in the East. Naturalized or adventive from Europe. 

 Summer. Called also Greater Celandine, to distinguish 

 it from Ficaria, the Small or Lesser Celandine. Old 

 names Swallow-wort and Tetter-wort April-Sept. 



7. BICUCULLA Adans. Fam. PI. 2: App. 23. 1763. 

 [DICLYTRA Borck. Roem. Arch, i: Part 2, 46. I797-] 



[DiCENTRA Bernh. Linnaea, 8: 468. 1833.] 



Erect, diffuse or climbing herbs, with dissected leaves, and racemose irregular flowers. 

 Pedicels 2-bracted. Sepals 2, scale-like. Corolla cordate at base; petals 4, in 2 pairs, con- 

 nivent, slightly coherent, the exterior pair oblong, concave, spurred at the base, spreading 

 at the apex, the inner narrow, clawed, coherent above, crested or winged on the back. Sta- 

 mens 6, in two sets placed opposite the outer petals; filaments more or less diadelphous. 

 Placentae 2; style slender; stigma 2-4-lobed. Capsule oblong or linear, dehiscent to the base 

 by 2 valves. Seeds crested. [Name from the Latin, double-hooded.] 



A genus of about 14 species, natives of North America and western Asia. The original spelling 

 is Bikukulla. 



Raceme simple; flowers white or whitish. 



Spurs divergent; inner petals minutely crested. i. B. Cucullaria. 



Spurs short, rounded; inner petals conspicuously crested. 2. B. Canadensis. 



Racemes paniculate ; flowers pink. 3- B. eximia. 



