(Greek, winter-loving; green in winter). Ericaceae. Pipsissewa. Perennial small plants, interesting for the white or pinkish flowers and the evergreen foliage, but little cultivated.

Half shrubby or herbaceous, with creeping stem: leaves evergreen, serrate, in irregular whorls: flowers nodding, forming a terminal, few-flowered umbel, on a long naked peduncle; petals 5, spreading; stamens 10, the anthers opening with 2 pores at the apex, the filaments short, dilated; style short, with a peltate stigma.: fruit a dehiscent, deeply furrowed, 5-celled caps, with numerous minute seeds. - Four species in N. Amer., Eu., and N. Asia to Japan; formerly united with Pyrola. Low evergreen plants, with pretty white or reddish flowers in summer. They grow best in a light, sandy soil, mixed with peat or leaf-mold, and prefer a half-shady position. Prop, by division of the creeping rootstock. Useful in wild borders.

A. Leaves broadest above the middle.

Umbellata

Nutt. (C. corymbdsa, Pursh). Five to 12 in.: leaves 3-6 in a whorl, short-petioled, cuneate-lanceo-late to oblpng-obovate, sharply serrate, dark green and shining above, 1-2 in. long: flowers 4-7, white or reddish, 1/2-3/4in. wide. N. Amer., from Canada to Mex., Eu., Japan. B.M. 778. L.B.C. 5:463. Mn. 7:161- Leaves said to be employed in rheumatic and kidney affections.

aa. Leaves broadest below the middle.

Maculata

Pursh. Fig. 919. Lower and less branched than the foregoing: leaves usually in 3's, ovate or oblonglanceolate, sparsely and sharply serrate, variegated with white along the nerves, 1-2 in. long: flowers 2-5, white, 3/4in. wide. From Canada to Ga. and Miss. B.M. 897. Mn. 9:1. G.C. III. 32:318.

Chimaphila maculata.

Fig. 919. Chimaphila maculata.

Menziesii, Spreng. Slender plant, 3-8 in. high: Ivs. alternate or in 3's, ovate to oblong-lanceolate, acute at both ends, 3/4-1 3/4 in. long, sharply serrate, sometimes variegated: flowers 1-3, white, 1/2in. across; filaments with a round dilated portion in the middle. Brit. Col. to Calif. Alfred Rehder.