Part 33

Continental Range—From Nova Scotia, Lake Huron, Lake Superior, southward to New Jersey and Pennsylvania, westward to Indiana, Minnesota, Wisconsin, and Iowa.

New England Range—Maine, common; New Hampshire, frequent; Vermont, frequent; Massachusetts, occasional; Rhode Island, rare; Connecticut, rare.

3.—HABENARIA OBLONGIFOLIA (Paine) Niles, 1865-1903

SMALL OBLONG-LEAVED ORCHIS

The specific name, oblongifolia, refers to the oblong leaves.

Damp, hilly woodland orchid with fleshy-fibrous roots. June-August.

=Flowers= many in spiked raceme, yellowish-green similar or identical with the spike of flowers of H. Hookeriana. =Stem= 8-18 inches high, not bracted. =Leaves= 2, oblong, ascending.

Continental Range—In similar situations with H. Hookeriana and H. orbiculata, from Nova Scotia (Macoun) Campbellton, New Brunswick, (Chalmers), Chelsea Mountains, Quebec (Fletcher’s Flora, Ottawa); southward to New York (Paine and Dudley), New Jersey (Mrs. Britton), and throughout New England States; westward to Iowa.

4.—HABENARIA OBTUSATA (Pursh) Richardson, 1814-1823

SUB-ALPINE GREENISH BOG-ORCHIS

The specific name, obtusata, refers to the obtuse or blunt sepals and labellum of this species.

Small sub-alpine bogland orchid, with fibrous roots. June 22d-July 30th-September.

=Flowers=, greenish-yellow in loose spiked raceme 1-2½ inches long; flowers ¼ inch long. =Labellum= blunt or obtuse, deflexed, entire. =Lateral sepals= spreading, oblong and obtuse. =Petals= shorter, obtusely 2-lobed at base. =Stem= slender, not bracted, 4-10 inches high, 4-angled. =Leaf= 1, basal, obovate.

Continental Range—From Alaska, southward throughout Canada to Mt. Wachusett, Massachusetts; westward to Minnesota, Wyoming, Montana, and Colorado.

New England Range—Maine, frequent; New Hampshire, frequent; Vermont, rare; Massachusetts, very rare; Mt. Wachusett (Dr. G. E. Stone); Mt. Washington (Henry Baldwin); Rhode Island, not reported; Connecticut, not reported.

5.—HABENARIA HYPERBOREA (Linnæus) R. Brown, 1767-1813

TALL GREEN NORTHERN ORCHIS

The specific name, hyperborea, refers to the species being tall and a boreal or northern orchid.

Cold bogland or damp woodland orchid, with thick fleshy roots. May 30th-July 28th-August 18th.

=Flowers= small, greenish-yellow, on bracted spike 3-8 inches long; infrequent, said to be constructed for self-fertilization, if insects fail to visit the flowers. =Labellum= lanceolate, obtuse, and entire. =Sepals= and =petals= obtuse, ovate, ⅙-¼ inch long; upper sepal crenulate at apex. =Stem= tall, stout, leafy, 8 inches to 3 feet high. =Leaves= many lanceolate, acute. =Seed-capsule= much twisted.

Continental Range—From Greenland, Yakutat Bay and eastern part of Kadiak Island and vicinity of Sitka, Alaska, to Fort Franklin; southward to Pennsylvania and New Jersey; westward to Minnesota, Montana, Washington, New Mexico, and California. This species is closely allied with the Tall White Fragrant Bog-Orchis (H. dilatata). The latter, however, is not constructed for self-fertilization. Several species of Habenaria appear to intergrade with each other more or less throughout their range.

New England Range—Maine, common; New Hampshire, frequent; Vermont, abundant; Massachusetts, infrequent; Rhode Island, not reported; Connecticut, rare.

6.—HABENARIA MEDIA (Rydberg) Niles, 1901-1903

INTERMEDIATE BOG-ORCHIS

The specific name, media, refers to the intermediate form of this species between H. hyperborea and H. dilatata.

A tall bogland orchid, with fleshy roots. June-August.

=Flowers= greenish-purplish, spike densely flowered; it has often been confused with H. hyperborea and H. dilatata, which it closely resembles. Type specimen from Quebec. =Labellum= lanceolate, entire, obtuse, slightly dilated at the base; spur exceeding the labellum, curved and obtuse. =Sepals= ovate-oblong; petals lanceolate, obtuse. =Stem= 16 inches to 2½ feet high, rather stout. =Leaves= lanceolate, acute. Seed-capsule ⅖ inch long.

Continental Range—In bogs from Quebec, southward to New York and New England.