272 
ERICACEJE. (HEATH FAMILY.) 
spreading tips, one half or one third the length of the roundish-obovate 
nearly spreading (chiefly white) petals ; anther-cells not tapering at 
the apex. — Damp or sandy woods, common. July. — Scape 6'-12' 
high, many-bracted: flowers §' broad. 
2. P. asarifolia, Michx. (Asarum-i.eaved Pyrola.) Leaves 
round-kidney-shaped or orbicular, thick, rather shining, commonly 
much shorter than the petiole ; raceme loosely flowered; calyx-lobes 
triangular-ovate, pointed, about one third the length of the obovate 
somewhat converging (greenish-white or rose-colored) petals; anther- 
cells slightly pointed. —Var. uliginosa is more slender, with the ca¬ 
lyx-lobes ovate, obtuse, acute, or pointed, from one fourth to one 
third the length of the petals, which with the anthers are rose-red or 
purple. (P. uliginosa, Torr.) — Moist cold woods, N. New England 
to Michigan northward; and the purple variety in peat-bogs, New 
York to Wisconsin; assuming several striking forms in higher north¬ 
ern regions. June, July.— Flowers mostly smaller than in the last. 
3. P. elliptic a, Nutt. (Shin-Leaf.) Leaves thin and dull, 
elliptical or obovate-oval, usually longer than the margined petiole, 
raceme many-flowered; calyx-lobes ovate, acute, not one-fourth the 
length of the obovate rather spreading (greenish-white) petals; anther- 
cells pointed at the apex. — Rich woods, common. June. — Scape 
and flowers nearly as large as in No. 1. 
4. p. cllloruntlia, Swartz. (Small Pyrola.) Leaves small, 
roundish, thick, dull, shorter than the petiole ; scape few-flowered, na¬ 
ked, calyx-lobes roundish-ovate, very short; the elliptical petals con 
verging (greenish-white) ; anther-cells rather strikingly P ointe ’ 
style strongly deflexed, slightly curved and scarcely exserted. ( • 
asarifolia, Bigel., fyc.) — Open woods, common, especially northwar . 
June. —Leaves about V long. Scape 5'- 8 ' high, 3 - 8 -flowered, the 
flowers large in proportion. 
* * Stamens and style straight: stigmas confluent with the peltate ring • 
5. P. secunda, L. (One-sided Pyrola.) Leaves ovate, thin, 
longer than the petiole, finely serrate ; raceme dense and spike-like, 
with the numerous small flowers all turned to one side ; calyx-lobes 
ovate, very much shorter than the oblong erect petals; style long nnd 
exserted.— Rich woods, common, especially northward. July " 
Tuft of leaves somewhat raised on a stem: scape 3' - 6' high. 
ers greenish-white. 
.6* P* minor, L. (Lesser Pyrola.) Leaves roundish, 
ly crenulate, rather thin, mostly longer than the margined petio e 
raceme spiked ; calyx-lobes triangular-ovate, very much shorter a 
the globose corolla ; style short and included . — Woods, at the base o 
the White Mountains, New Hampshire, Pickering and Oakes. 5 
Scape 5'-10' high. Flowers small, white or rose-color. 
