988 MONOTROPACEAE 
ding. Calyx of 2-6 deciduous sepals. Corolla white or colored, of 3-6 
petals, or wanting. Androecium o stamens: anthers with valves or 
pores. Gynoecium of 4-6 united carpels: stigma capitate, disc-like, or 
funnelform. Fruit a 4-6-valved loculicidal eapsule.—About 9 genera and 
16 species, most abundant in North Ameriea. 
Corolla of several distinct petals, deciduou 
Flowers solitary: plants white or pink {black in drying). 1. MONOTROPA. 
Flowers several: plants yellowish or 2. HYPOPITYS 
Corolla gamopetalous, campanulate, EAE 3. MONOTROPSIS. 
1. MONOTROPA L. White or pale-pink wax-like herbs blackening in 
drying. Flowers colorless, pink, ochroleucous, or salmon-colored. Sepals 2-4, 
unequal. etals 5 or 6, saceate at the base, dilated at the apex. Gynoecium 
glabrous.—About 3 species, in North America and  Asia.—INDIAN-PIPES. 
CORPSE-PLANTS. 
Flowers white or pale-pink: petals obscurely ciliate: filaments sparingly pubescent. 
1. M. uniflora. 
Flowers ochroleucous or salmon-colored: petals copiously ciliate 
and densely pubescent within: filaments copiously pubescent. 2. M. Brittonii 
l. M. uniflora L. Ste m dm. tall, white: leaves lanceolate or elliptic- 
laneeolate, somewhat pointed: sepals and petals deeply saceate at the bas 
entire or eroded at the top: filaments slightly 
pubescent with short hairs: lobes of the disk 
ME acute, b downward: eapsule 
—1.5 long.—Woods and rich 
haded ba pa various pouce N 1 to 
Calif., Wash. and Newf.—Sum.—A pink- 
stemmed form E in fall, at higher 
altitudes in our range, may represent a 
distinct species. 
M. ps — Stem 1-4 dm. 
une cou vate or oblance alate 
or Bou e. near Bc top of the stem, obtuse 
sepals and petals shallowly saccate at the 
base, sometimes toothed at the t top: filaments 
densely pubescent M long hairs: lobes of 
the disk stout, blunt, projecting outwar F Or 
upward: capsule dikoak ovoid, 1.5-2 
long.—Serub, Pa Plain, S pen. Fla. 15 
SE N Win 
2. HYPOPITYS Adans. Colored fragrant herbs. Flowers in a terminal 
raceme, deep-pink, yellow, red, or erimson.  Sepals and petals 5 each in the 
earliest flower, or 4 in the later ones. Gynoecium pubescent.—About 7 species, 
in the north temperate zone-—Sum.—fall.—PINE-SAPS. FALSE BEECH-DROPS. 
Stigma not retrorsely bearded: style sparingly pubescent: sepals and petals with 
Short cilia. 1. H. americana. 
tigma retrorsely bearded: aie copiously pubescent: sepals 
and petals with long cilia 2. H. lanuginosa. 
1. H. americana (DC.) Small Plant tawny or yellow, finely pubescent or 
nearly glabrous, 1-3 dm. tall: sepals 7-10 mm. long: petals sparingly pubes- 
