140 



PAPAVERACEAE. 



Vol. II. 



3. SANGUINARIA [Dill] L. Sp. PL 505. 1753. 



Rootstock horizontal, thick; juice red. Leaves basal, palmately veined and lobed, cor- 

 date or reniform. Scape i-flowered (rarely 2). Flower white. Sepals 2, fugacious. Petals 

 8-16, oblong-spatulate, arranged in 2 or 3 rows. Stamens =0. Stigma grooved. Placentae 2. 

 Capsule oblong or fusiform, dehiscent to the base, the valves persistent. Seeds smooth, 

 crested. [Name from the red color of the juice.] 



A monotypic genus of eastern North America. 



I. Sanguinaria canadensis L. Bloodroot. Puc- 

 coon-root. Tetterwort. Fig. 1981. 



Sanguinaria canadensis L, Sp. PI. 505. 1753. 



Glabrous, glaucous, especially when young. Root- 

 stock i'-i' thick, several inches long, densely clothed 

 with thick fibrous roots; petioles 6'-i4' long; leaves 

 6'-i2' broad, 4'-7' long, palmately 5-9-Iobed, the lobes 

 repand, or cleft at the apex; flowering scape at length 

 overtopped by the leaves; flower I'-ii' broad; petals 

 early deciduous; capsule narrow, i-celled, 2-valved, i' 

 long. 



In rich woods, Nova Scotia to Manitoba and Nebraska, 

 south to Florida, Alabama and Arkansas. Ascends to 2500 

 ft. in Virginia. Also called red puccoon and red Indian- 

 paint. Turmeric. Redroot. Corn-root. Pauson. Sweet- 

 slumber. White puccoon. Snake-bite. Flower sometimes 

 pinkish. The scape rarely bears 2 or 3 flowers and bracts. 

 April-May. The species consists of several races, differing 

 in the leaf-lobing and in size and form of the capsule. 



4. STYLOPHORUM Nutt. Gen. 2 : 7. 1818. 



Herbs, with stout rootstocks, yellow sap, pinnatifid leaves and clustered or solitary flow- 

 ers, the buds nodding. Sepals 2. Petals 4. Stamens m. Placentae 2-4; style distinct; 

 stigma 2-4-lobed, radiate. Capsule linear or ovoid, bristly, dehiscent to the base by 2-4 

 valves. Seeds cancellate, crested. [Name Greek, style-bearing.] 



A genus of about 4 species, natives of eastern North 

 America, the Himalayas, Japan and Manchuria, the fol- 

 lowing typical. 



I. Stylophorum diphyllum (Michx.) Nutt. 

 Yellow or Celandine Poppy. Fig. 1982. 



1803, 



Chelidonium diphyllum Michx. Fl. Bor. Am. i : 309. 

 Stylophorium diphyllum Nutt. Gen. 2; 7. 1818. 

 Meconopsis diphylla DC. Syst. Veg. 2: 88. 1821. 



Glaucous, especially the lower surfaces of the leaves, 

 sparingly pubescent, 12-18' high. Leaves basal and 

 cauline, 4-10' long, slender-petioled, 1-2-pinnatifid, the 

 divisions obovate, obtuse, lobed or irregularly crenate, 

 those of the stem 2-4, the upper opposite; flowers 2-4, 

 terminal, about l' broad, deep yellow; sepals hirsute, 

 caducous; petals obovate, rounded; capsule i' long, 

 ovoid, acute at each end, tipped with the persistent style. 



In low woods, western Pennsylvania and Ohio to Ten- 

 nessee, west to Wisconsin and Missouri. March-May. 



Macleya cordata (Willd.) R. Br. {Bocconia cordata 

 Willd.), the Plume-poppy, a tall glaucous perennial, with 

 palmately lobed leaves and large panicles of small greenish- 

 white apetalous flowers, native of eastern Asia, is much 

 planted for ornament, and is spontaneous after cultivation in Pennsylvania and Ohio. 



