ORCHID FAMILY. 46 
1. Habenaria orbiculata (Pursh) Torr. Large Round-leaved Orchis. 
(Fig. 1096.) 
Orchis orbiculata Pursh, Fl. Am. Sept. 588. 1814. 
Habenaria orbiculata Torr. Comp. 318. 1826. 
Scape stout, bracted, 1°-2° high, occasionally 
bearing a small leaf. Basal leaves 2, orbicular, 
spreading flat on the ground, shining above, sil- 
very beneath, 4/-7’ in diameter; raceme loosely 
many-flowered; pedicels nearly 14’ long, the fruit- 
ing ones erect; flowers greenish white; upper sepal 
short, rounded; lateral sepals spreading, falcate- 
ovate, obtuse 4’/-5’’ long; petals smaller; lip ob- 
long-linear, entire, obtuse, white, about 6’” long; 
spur much longer than the ovary, often 114’ long; 
anther-sacs prominent, converging above; glands 
small, orbicular, nearly \{’ apart, their faces turned 
toward the axis. 
In rich woods, Newfoundland to British Columbia, 
south to North Carolina and Minnesota. Ascends to 
4500 ft. in Virginia. July—Aug. 
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&b 
2. Habenaria Hookeriana A. Gray. MHooker’s Orchis. (Fig. 1097.) 
Habenaria Hookeriana A. Gray, Ann. Lyc. N. Y. 3: 
229. 1836. 
Habenaria orbiculata Goldie, Edinb. Phil. Journ. 6: 
331. 1822. Not Orchis orbiculata Pursh, 1814. 
Habenaria Hookeri var. oblongifolia Paine, Cat. Pl. 
Oneida. 83. 1865. 
Scape 8/-15’ high, not bracted. Leaves 2, basal, 
fleshy, shining, spreading or ascending, oval, or- 
bicular or obovate, 3/-5'%4’ long; raceme rather 
loosely many-flowered, 4/-S’ long; bracts acute, 
about as long as the yellowish green flowers; lat- 
eral sepals greenish, lanceolate, acute, spreading, 
about 4’’ long; petals narrowly linear or awl- 
shaped; lip linear-lanceolate, acute, 4’/’-5/’ long; 
anther-sacs widely diverging below; glands small, 
their faces turned inward; spur slender, acute, 8/’ 
long or more, as long as the ovary or considerably 
longer. 
In woods, Nova Scotia to Minnesota, south to New 
Jersey, Pennsylvania and Iowa. June-Sept. 
3. Habenaria obtusata (Pursh) Richards. 
Small Northern Bog Orchis. (Fig. 1098.) 
Orchis obtusata Pursh. F1. Am, Sept. 588. 1814. 
= gata obtusata Richards, App. Frank. Journ. 750. 
Scape slender, naked, 4/-10’ high, 4-angled. 
Leaf solitary, basal, obovate, 2/-5’ long, 5/’—12’” 
wide; spike 1/-214’ long, loose flowers greenish 
yellow, about 3/’ long; upper sepal erect, round- 
ovate, green with whitish margins; lateral sepals 
spreading, oblong, obtuse; petals shorter, dilated 
or obtusely 2-lobed at the base, connate with the 
base of the column; lip entire, lanceolate, obtuse, 
deflexed, about 3’ long; spur about as long as the 
lip, slender, nearly straight, blunt; anther-sacs 
widely divergent below, glands small, rather thick. 
In bogs, New Brunswick to British Columbia, south 
to Maine, New York and Colorado, July—Sept. 
