ORCHIDACEAE 377 
wide, obreniform, emarginate, a over 11 mm. wide: column-wings broadly 
obovate.—Swamps and P airies, pipe in aes soil, mostly in the Ever- 
i pen. Fla.— (JW. I eus all yea 
. pallidum (Chapm.) C hr. Leaf-blade narrowly linear, 10—30 em 
long: scape 2-5 dm. tall: siu palepi pu Or D tinged with purple: lat- 
eral sepals broadly elliptie to obova -18 mm. long, acute: petals 13—14 
mm. long, the blades linear t Md a Taie doe - middle lobe of the lip 5-6 
wide, cuneate-flabellate, emarginate: eolumn-wings broadly deltoid.—W et 
e Coastal Plain, Fla. to La. and N. C. —Spr. 
L. multiflorum (Lindl) C. Mohr. Leaf-blade linear, 8-15 ne long: scape 
a dm. tall: perianth rose-purple: lateral sepals ovate, 10-12 m. long, acute: 
petals 12-18 mm ry the blades ovate or obovate: middle | lobe of the lip 
broadly cuneate, 8-9 mm. wide , truncate or rounded: column-wings rhombic.— 
"si pinelands, Coastal Plain, Fla. to Miss.—Spr. 
L. pinetorum Small. Leaf-blade narrowly linear, 0.5-1.5 dm. 2 scape 
i 5 dm. tall: perianth deep-pink: lateral sepals elliptic-ovate, 10.5-11.5 m 
long, aa bs 11-12 mm. long, the blade elliptic: middle epa of the lip 
wide, deeply 2-lobed at the apex ru mucronate: colu 
wings nan ocu: —Dry pinelands, Everglade Keys, Fla.— zs 
6. L. parviflorum (Lindl.) Nash. Leaf-blade narrowly linear, 1-3 dm. long: 
scape 1.5-4 dm. tall: perianth rose-pink: lateral sepals ovate or elliptic, 11-14 
m als 13-15 
m. long, a abruptly contracted at the apex: pe 15 mm. long, the blade 
id -lanceolate: ‘middle lobe of the lip M nU reniform, 9—10 mm. wide, 
adly rounded at the apex: column-wings nearly half orbieular. [L. gramini 
folium (Ell.) Small ]—Low ‘pinelands, and wad ios, Coastal Plain, Fla. 
to La. and N. C.—Spr. 
16. ARETHUSA L. Scapose herbs, with corms. Leaves elongate sheath- 
ing scales, the upper one producing a narrow blade. Flower usually solitary 
at the top of the scape. Perianth mainly rose-pink. Lateral sepals slightly 
curved. Petais quite similar to the lat- 
eral sepals, but shorter. Lip dilated, 
recurved, crested. pak erect.—Two 
ue the following and one in Japan. 
A. bulbosa L. Basal leaf with a linear 
blade 10-15 em. long: seape 1-3 dm. tall: 
lateral idee broadly linear to narrowly 
di i E mm. long, acute: lip 25-30 
m. long, with 2 shallow lateral lobes and 
a im Paddle yo oothed or fringed at 
the dE capsule 20-25 mm. long.— 
(ROSE SWAMP ROSE-ORCHID.)—Acid 
bogs, Blue Ridge, 8. pa to Va., UR vari- 
ous provinces, Md. to Minn. an nd wf.— 
Spr.—Plant L pe during se but as the dios "e an elongate 
blade protrudes from the basal sheaths. Albino forms occu 
17. TRIPHORA Nutt. Caulescent herbs, with fleshy tubers. Leaves sev- 
eral, with relatively broad scale-like blades. Flowers nodding, several, axillary 
to leaf-like bracts. Perianth white or magenta-pink. Sepals nearly equal, 
about as long as the petals. Petals about as broad as the sepals, but narrower 
. at the base. Lip dilated above the claw, prominently 3-lobed, erestless or with 
.9 low crests, the middle lobe much larger than the lateral ones. Capsule droop- 
