166 FOUNDATIONS OF BOTANY 
Il. MONOTROPA, L. 
Leafless, simple, erect, white, brown, or red root-parasites 
or saprophytes or fed by fonder fungus-threads which cluster 
on the roots. Stem scaly, the upper “scales often passing into 
bracts. Flowers solitary or in spikes or racemes. Sepals or 
bracts 2—5, erect, deciduous. Petals 4 or 5, erect or spreading. 
Stamens 8 or 10, hypogynous, the filaments awl-shaped, anthers 
kidney-shaped. Ovary 4—5-celled ; style simple; stigma disk- 
like, with 4-5 rays. 
1. M. uniflora, L. Inp1an Pree. Stem smooth, fleshy, 4-6 in. 
high. Bracts ovate or lanceolate. Flower single, tubular, 3-1 in. 
long, inodorous. Stamens a little shorter than the petals. Capsule 
angled, } 1_3 in. long. Whole plant waxy-white, turning black in dry- 
ing. In moist, shady woods N. and E.* 
2. M. Hypopitys, L. PINE-SsAP. Stems single or clustered, white 
or reddish, 4—8 in. high. oa ovate-lanceolate. Flowers several, 
in a scaly raceme, fragrant, 4} in. long. Capsule oval, 7 in. long. 
In dry, shady woods, especially “under oaks or pines.* 
75. ERICACEZ. Heatu Famiry. 
Usually shrubs or slightly shrubby plants. Leaves simple, 
generally alternate. Corolla commonly regular, 4—5-cleft, 
sometimes polypetalous. Stamens hypogynous, distinct, as 
many or twice as many as the petals, the anthers mostly 
opening by a hole at the end. Ovary usually with as many 
cells as there are corolla-lobes ; style 1. Seeds small, with 
endosperm. 
A. 
Shrubs or small trees. Calyx free from the ovary. Corolla hypogynous, 
usually gamopetalous. 
Shrubs or small trees, with showy flowers. Anthers not held 
down in pockets in the corolla. Rhododendron, I. 
Shrubs, with showy flowers. Anthers at first held in pocket- 
like depressions in the corolla. Kalmia, IT. 
