376 > ORCHIDACEAE 
1. I. verticillata (Willd.) Raf. is 2—4.5 dm. tall: blades of the whorled 
ie mainly elliptie to ova obo- 
e, 2.0-8 em. long: flower long- bored 
ROS due purple, narrowly linear, 
30-50 
median broad lobe: capsule 2- 
lon [Pogoma verticillata Nutt.]— 
(GREEN ADDERL -L ) 
—Woods, often in acid soil, various 
provinces, Fla La., ( ; Wis., 
—Spr.—A related species, 
afini (A Rydb., with yellowish 
sessile or nearly sessile flowers, occurs 
in S Va. and may be expected in N. 
15. LIMODORUM L. Scapose herbs with corms. Leaves Di opm; 
of several sheathing scales, and one with an elongate blade. Flowers in a ter- 
minal raceme-like spike. Perianth mainly purple, pink-purple, or e Lat- 
eral AS inequilateral, shorter than the median one. Petals nearly equilateral, 
what narrowed at the base. Lip erect, with 2 minute lateral lobes and a 
E dilated middle lobe bearded with clavate hairs. Capsule erect. [Calopogon 
. Br.]—Represented by the following species—GRASS-PINKS. ROSE-WINGS. 
Dilated pon of the middle lobe of the lip separated from the lateral lobes by a 
linear stalk-like base. 
Lip "15.19 m mm. long: column- -wing narrowed at the base. 
nM lobe of the lip cuneate-flabellate : mature leaf-blades 
mm. wide. 1. L. tuberosum. 
Middle lobe the lip obreniform : mature leaf-blades less 
Im vide. 2. L. Simpsonii. 
Lip o 10m rel column- -wings truncate at the bas 3. L. pallidum. 
Dilated So of the middle lobe of the lip narrowed down to 
the lateral lobes 
Middle lobe of the lip cuneate, the lateral no v EE 
sepals broadly ovate: lip roun or truncate at . 
e apex; erest extending to the mar Eine 4. L. multiflorum. 
Lateral sepals e c-ovate: lip deeply .2-lobed at the : l 
apex; crest cen 5. L. pinetorum. 
Middle lobe of thè lip rounded at the base, the lateral lobes 
ider than lon 6. L. parviflorum. 
1. L. tuberosum L. Leaf-blade broadly linear to narrowly elliptic 
long: scape 2-9 dm. tall: perianth p -purple: lateral sepals half. orbicular, 
15-17 mm. long, ce. Ps a E 
long, the blade elliptic lanceolat 
middle lobe of the lip Su. less than do 
ab ellate, nearly trun 
adows, and df E o 
various porc ad in 
and Newf.—Spr. The p "e 
varies from deep- Dura to white. | 
2. L. Simpsonii ( cud ipeum ird 
or rarel i 
orbicular, 17-18 mm. long, cuspidate: pet- 
als 20-22 mm. long, the blade elliptic. -ovate: middle lobe of the lip 8-10 mm. 
