Pyrolaceas. Wintergreen Family. 
Perennial herbs with alternate or opposite leaves, either green, 
leathery and persistent or scale-like and wholly devoid of chlorophyll, 
white, flesh-color or ruddy. Flowers perfect, commonly somewhat irregular, 
in racemes or corymbs, sometimes solitary, canmonly nodding. Sepals 2-6, 
mostly 4 or 5, persistent or deciduous. Petals 4-5, often waxy, mostly 
distinct, sanetimes united into a globose-tubular corolla. Stamens 6-12, 4 
the anthers opening by a pore at the apex, or longitudinally, Ovary 1-60 = Jeg 
Chambered, superior. Fruit a loculicidal capsule opening either from the 7 
apex or from the base. Seeds small, very numerous, surrounded by a very - 
loose, translucent teste, 
O Parasitic or saprophytic herbs with scale-like leaves 
and no chlorophyll, white, flesh=color or ruddy ; 
4 at ° coral-like 
2, Petals free; flowers solitary or few 1, Monotropa 
2. Petals united into a globose corolla; flowers 
(, mumerous W tm. thoi hO race wh 2. Pterospora 
OQ Herbs with green leaves not scale-like except in 
Pyrola aphylla; roots normal 
R Flowers solitary, white, not waxy, the margins 
& Of the petals crinkled 3, Moneses 
2 Flowers several, whitish or purple, waxy, 
& 
, the margins of the petals even 
4 Stems leafy; flowers in corymbs, the 
@ bracts wanting 4, Chimaphila 
Leaves basal; flowering stem bearing scales | 
3 en the bracts persistent, the flowers . 
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