OLASS XX. ORDER I.] HABENARIA. 11138 
Perennial; flowering in June and July. 
Readily distinguished by its long bractea, green helmet-shaped 
flowers, with its dark pink three toothed ligulate lip. The plant is 
variable in size, according to the soil and situation, sometimes it is 
not more than two inches high. It is as common on the Continent 
as with us, but grows usually about a foot high, 
2. H. al'bida, Br. (Fig. 1332.) Small White Habenaria. Lip 
deeply three lobed, the lateral ones acute, the middle ones larger, 
oblong, obtuse ; spur obtuse, much shorter than the ovarium ; sepals 
and petals nearly equal, ovate, concave, connivent; bractea lanceo- 
late, three ribbed, as long as the ovarium ; leaves oblong, lanceolate ; 
tubers fasciculate. 
Hooker, British Flora, ed. 4. vol. i. p. 315.—Satyrium, Linn.— 
English Botany, t. 505.—Orchis, Swartz.— English Flora, vol. iv. p. 
18.—Peristylus, Blume.—Lindley, Synopsis, p. 261. 
Tubers numerous, oblong, tapering, united at the base into a cluster. 
Stem erect, slender, from six to about twelve inches high, leafy, 
hollow. eaves a pale green, somewhat glaucous beneath, the lower 
ones linear oblong, obtuse, the upper smaller, lanceolate. Inflo- 
rescence a slender cylindrical spike of numerous small crowded white 
flowers. Bractea ovate lanceolate, about as long as the ovarium, 
green, three ribbed. Sepals and petals about the same size, ovate, 
acute, concave, forming a hood. Jip reflexed, deeply three lobed, the 
lateral lobes smaller, more acute than the middle one. Spur thick, 
obtuse, about one-third the length of the ovarium. 
Habitat —Mountain pastures ; not uncommon. 
Perennial ; flowering in June and July. 
3. H. bifo'llia, Br. (Fig. 1333.) Butterfly Habenaria. Lip linear, 
entire, rather longer than the sepals; spur filiform, half as long again 
as the ovarium; sepals ovate, spreading; petals ovate, connivent ; 
bractea lanceolate, three or five ribbed, shorter than the ovarium ; 
pollen masses with parallel cells; radical leaves erect, oblong, much 
tapered at the base. 
Hooker, British Flora, ed. 4. vol. i. p. 3L5.—Orchis bifolia, Linn.— 
Platanthera, Richard.—Lindley, Synopsis, p. 261. 
B. brachyglossa, Lind. “ Anther emarginate, lip somewhat shorter, 
leaves obtuse, very much tapering to the base.” 
Lindley, Synopsis, p. 330.—“ Platanthera brachyglossa,’ Reich. 
Tubers tapering. Stem erect, about a foot high, somewhat angular, 
striated, bearing one or several small lanceolate leaves above, and at 
the base two, oblong, obtuse, much tapered at the base into a fuot- 
stalk, sometimes there is a third, a smooth shining green, numerously 
striated, erect, or nearly so. Inflorescence a terminal spike of nume- 
rous lax white flowers. Bractea green, lanceolate, three or five 
ribbed, shorter, or about as long as the ovarium. Sepals ovate, 
