Dec., 1909.] 
The Orchids of Ohio. 
33 
sistent through flowering season, the upper smaller; flowers 
in a twisted spike 2-8 in. long, 4-10 lines thick; lip about 
3 lines long, crenulate, short-clawed, dark-striped in the 
middle. A tall showy plant growing in grassy places. 
Wayne County. 
5. Gyrostachys simplex (Gr.) Ivtz. Little Lady’s-tresses. Stem 
very slender 5-8 in. high, rising from a solitary spindle- 
shaped tuber, with small deciduous bracts above; leaves 
basal, oblong, petiolate, mostly disappearing at or before 
flowering time; flowers white, in a slender spike, slightly 
twisted, 9-14 lines long; lip thin, short clawed, crisped at 
summit. A bare, delicate plant, growing in sandy soil. 
Fairfield County. 
(i. Gyrostachys gracilis (Bigel) Ktz. Slender Ladv’s-tresses. 
Stem 8-24 in. high, slender, rising from a cluster of spindle- 
shaped, tuberous roots, bearing small deciduous bracts; 
leaves basal, obovate, or ovate-lanceolate, disappearing 
mostly before the flowering season ; flowers white, in a spike 
1-5 in. long, much twisted; lip 2 lines long, wavy, thick and 
green in the middle. A tall bare plant in dry fields and 
open woods. Erie, Cuyahoga, Lake, Licking, Muskingum, 
Fairfield, Adams, Gallia, and Morgan Counties. 
Peramium Salisb. 
Herbs with bracted, erect scapes; thick, fleshy, fibrous 
roots, and basal tufted leaves often blotched with white ; flowers 
in bracted spikes; lip sessile, entire, roundish ovate, concave or 
saccate, without callosities, its apex reflexed. 
1. Peramium pubescens (Willd.) MacM. Downy Rattlesnake 
Plantain. Stem densely glandular-pubescent, bearing 5-10 
lanceolate scales, 6-24 in. high; leaves basal, jf-l in. long, 
strongly white-reticulated, oval or ovate; flowers in a dense 
spike, not 1-sided; lip strongly saccate with a short broad 
recurved or spreading tip. A sturdy plant with conspic- 
uous flowers and showy leaves, growing in dry woods. 
Adams,' Hocking, Lake, Portage, Fairfield and Highland 
Counties. 
Achroanthes Raf. 
Low herbs from a solid bulb, our species with 1 leaf and with 
1 -several scales at the base of the stem; flowers small, white or 
green, in a terminal raceme; lip cordate or eared at the base, 
embracing the column. 
1. Pedicels nearly equal to the ovularies in length; lip terminating in a 
long point. (Doubtful for the state) A. monop hylla 
1. Pedicels much longer than the ovularies, lip truncate, 3-lobed at the 
summit A . unifolia 
1. Achroanthes unifolia (Mx.) Raf. Green Adder’s-mouth. 
Stem 4-10 in. high, striate; leaf clasping the stem near the 
middle, oval or nearly orbicular; raceme %-3 in. long °f 
