Herbs, with stout rootstocks, yellow sap, pinnatifid leaves and clustered or solitary flowers, the buds nodding. Sepals 2. Petals 4. Stamens ∞. 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 following typical.

1. Stylophorum Diphřllum (Michx.) Nutt. Yellow Or Celandine Poppy

Fig. 1982

Chelidonium diphyllum Michx. Fl. Bor. Am. 1: 309. 1803. 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 1' broad, deep yellow; sepals hirsute, caducous; petals obovate, rounded; capsule 1' long, ovoid, acute at each end, tipped with the persistent style.

In low woods, western Pennsylvania and Ohio to Tennessee, west to Wisconsin and Missouri. March-May.

Macleya cordÓta (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.

1 Stylophorum Diph Llum Michx Nutt Yellow Or Celan 324