ORCHIDACEAE. 
3. Pogonia divaricata (L.) R. Br. Spread- 
ing Pogonia. (Fig. 1116.) 
Arethusa divaricata I,. Sp. Pl. 951. 1753. 
Pogonia divaricata R. Br. in Ait. Hort. Kew. Ed. 2, 5: 
203. 1813. . 
Stem 1°-2° high, bearing a leaf near the middle, 
and a foliaceous bract near the flower. Leaf lanceo- 
late, or narrowly elliptic, obtuse, clasping, 2/-4’ 
long; flower terminal, solitary, about 1’ long; 
sepals linear, longer and narrower than the petals, 
diverging dark colored; petals flesh-color, lanceo- 
late, narrowed at the apex, lip as long as the petals, 
3-lobed, crenulate or wavy-margined, greenish, 
veined with purple, crested, but not bearded, the 
upper lobe long. 
In swamps, southern New Jersey to Florida and Ala- 
bama. Ascends to 4ooo ft. in North Carolina. Reported 
from Wisconsin. July. 
4. Pogonia verticillata (Willd.) Nutt. 
Whorled Pogonia. (Fig. 1117.) 
Arethusa verticillata Willd. Sp. Pl. 4: 81. 1805. 
Pogonia verticillata Nutt. Gen. 2: 192. 1818. 
Stem 10/’-12’ high, from long fleshy roots, 
bearing a whorl of 5 leaves at the summit. 
Leaves obovate, abruptly pointed at the apex, 
sessile, 1/-3’ long; flower solitary, erect or de- 
clined; peduncle 6’7-8’’ long, in fruit usually 
equalling or exceeding the capsule; sepals lin- 
ear, 114/-2’ long, about 1/’ wide, spreading, 
dark purple; petals linear, erect, obtuse, green- 
ish yellow, about 10’ long; lip 3-lobed, crested 
along a narrow band, the upper part expanded, 
undulate; capsule erect, 1’ or more long. 
In moist woods, Ontario to Wisconsin, Indiana 
and Florida. Ascends to 4500 in Virginia. May- 
June. 
5. Pogonia affinis Austin. Smaller 
Whorled Pogonia. (Fig. 1118.) 
Pogonia affints Austin; A. Gray, Man. Ed. 5, 507. 
1867. 
Smaller than the preceding species, stem 8’— 
10’ high. Leaves in a whorl of 5 at the summit, 
1’-2/ long; flowers 2 or solitary, greenish yellow; 
peduncle 2’’-4’’ long, much shorter than the 
ovary and capsule; sepals equalling the petals, 
or but little longer, somewhat narrowed at the 
base; lip crested over nearly the whole face and 
lobes; capsule erect, 1/ long or less. 
In moist woods, Connecticut to southern New 
York and New Jersey. Rare and local. The species 
is imperfectly known. Our figure is taken from 
Mr. Austin’s original sketches. June. 
