Dec., 1909.] 
The Orchids of Ohio. 
35 
basal, broad petioled, developed in autumn or late summer; 
flowers in a terminal raceme, the pedicels subtended by small 
bracts; lip clawed, somewhat 3-ridged, spur none. 
1. Aplectrum spicatum (Walt.) B. S. P. Putty-root. Scape 
glabrous, 12-24 in. high, bearing about 3 sheathing scales; 
leaf arising from the corm, at the side of the scape, 4-6)4 in. 
long, 1-2)4 i n - wide, usually lasting over winter; raceme 
2-4 in. long, loosely several-flowered; lip shorter than the 
petals, obtuse, somewhat 3-lobed and undulate. A tall 
plant with yellowish brown or green flowers, with 1 broad 
leaf that usually lasts over winter, growing in woods and 
swamps. Hamilton, Green, Montgomery, Preble, Stark, 
Adams, Warren, Portage, Auglaize, Sandusky, Franklin, 
Lake, Clermont, Gallia, Erie and Clarke Counties. 
Corallorhiza R. Br. 
Scapose herbs, with mycorrhiza or root parasites, with large 
masses of coralloid branching roots, the leaves all reduced to 
sheathing scales; flowers in terminal racemes; lip 1-3 ridged; 
sepals nearly equal, the lateral ones united at the base with the 
foot of the column forming a short spur or gibbous protuberance 
adnate to the summit of the ovulary. 
1. Lip deeply 3-lobed, white, spotted with red C. multiflora 
1. Lip 2-toothed or 2-lobed above the base, white, not spotted. (No 
locality known) C. corallorhiza 
1 . Lip entire or merely denticulate 2 
2. Flowers about pf in. long, lip whitish C. oiontorhiza 
2. Flowers about p£ in- long, bp white, spotted with red. . C. wisteriana 
1. Corallorhiza odontorhiza (Willd.) Nutt. Small-flowered Coral- 
root. A purplish slender scape 6-14 in. high, bearing 3-5 
sheathing scales; raceme 2-4 in. long, of 6-20 purplish 
flowers; lip, broadly oval or obovate, entire or denticulate, 
narrowed at the base, not notched. A bare looking plant 
growing under trees. Erie, Cuyahoga, Stark and Madison 
Counties. 
2. Corallorhiza wisteriana Conrad. Wister’s Coral-root. Stem 
8-16 in. high, bearing several sheathing scales; raceme 2-4 
in. long, loose, 6-15 flowered; lip broadly oval or obovate, 
4-5 lines long and wide, abruptly clawed, white with crim- 
son spots, crenulate, notched at the apex, spur a somewhat 
conspicuous protuberance adnate to the top of the ovulary. 
A tall stout plant with scaly stem growing in shady woods. 
Hamilton County (New York Botanical Gardens). 
3. Corallorhiza multiflora Nutt. Large Coral-root. Stem 8-20 
in. high, bearing several appressed scales, purplish; a 
raceme of brownish purple flowers with short pedicels; lip 
oval or ovate, deeply 3-lobed, the middle lobe broader 
than the lateral ones, its apex curved. A tall bare looking 
plant growing in woods. Erie, Huron, Fairfield and 
Franklin Counties. 
