348 



ORCHIDACEifi 



dense oblong spike. Spur nearly an inch long. The inner segments of the peri 

 anth are sometimes entire, when it constitutes the var. holopetala of Torrey. 



Fringed White Orchis. 



8. P. ciliaris Lind : leaves lanceolate, acute ; outer segments of the 

 perianth roundish-ovate, the lateral ones reflexed ; inner segments linear, 

 incised ; lip oblong, deeply and finely cut and fringed, twice as long as the 

 segments; spur longer than the ovary. Habenaria ciliaris Broion. Orchis' 

 ciliaris Linn. 



Swamps. Can to Car. June, .Tuly. , %.. — Stem 12 — 18 inches high. Flowers 

 bright orange-yellow, in a dense terminal spike. Lip larger and more pinnately 

 ciliate than in the preceding. I have seen hundreds of specimens of this beau- 

 tiful plant in a sandy swamp about two miles west of Albany, N. Y. 



Fringed Yellow Orchis. 



9. P. psycodes Gray : leaves oblong ; outer segmentsof the perianth ovate, 

 obtuse, the lateral ones deflexed ; inner segments fimbriate-toothed, cuneate, 

 obrong, obtuse, incised ; lip clawed, roundish, 3-parted, the segments cuneate 

 and incisely toothed, the intermediate one larger ; spur incurved, about 

 twice as long as the lip. Habenaria psycodes Sp'eng. H. fimbriata Brown. 

 H. incisa a.nd Jissa Spreng. H. grandijiora Tm-r. Comp. Beck Bot. 1st. Ed. 

 {Gray, I.e.) 



Swamps and wet meadows. Can. to Car. July, Aug. %. — Stem 1 — 2 

 (sometimes 3) feet high, stout, angular. Leaves long. Flowers bright-purple, in 

 a spike which is 2-— 6 inches long. Var. grandijiora of Gray has the flowers 

 larger than the common form, and the segments of the lip fimbriate. — Gray, in 

 SUl. Jour, xxxviii. Purple Swamp Orchis. 



10. P. lacera Gray : outer segments of the perianth ovate ; inner ones ob- 

 long-Unear, obtuse, entire ; lip clawed, slender, 3-parted, the lobes cut into 

 capillary segments ; spur filiform, clavate, ascending, somewhat longer than 

 the ovary. Habenaria psycodes Spreng. Orchis lacera Mich. 



Wet meadows. Can. to Virg. June, July. 71. — Stem 18 inches to 2 feet 

 high, somewhat slender, angular. Leaves 3 — 8 inches long, mostly acute. 

 Flowers pale greenish-yellow, in a long somewhat loose terminal spike. 



Ragged Yellow Orchis. 



1 1. P. bracteata Torr. : bracts spreading, much longer than the flowers ; 

 inner segments of the perianth linear-lanceolate, erect ; lip oblong-linear, 

 obscurely 3-toothed at the apex ; spur obtuse, very short, somewhat inflated 

 and didymous. Habenaria bracteata Brown. 



Shady woods. Can. to Virg. July. %. — Stem 6 — 12 inches high, smooth, 

 leafy at^base. Leaves about 3, an inch and a half to near 3 inches long, elliptic- 

 lanceolate, acute, the lower one sometimes spatulate-obovate and obtuse. Flow- 

 ers green, small, in a terminal bracteate spike which is 2 — 3 inches long. 



Green-jlowered Orchis. . 



12. P. Integra Gr.ay : bracts as long as the flowers ; lip oblong or ovate, 

 entire, partly crenulate, longer than the inner segments of the perianth ; 

 spur subulate, scarcely longer than the ovary. Habenaria Integra Spreng. 

 and H. Etliottii Beck. Orchis integra and Jlava Nutt. O. Jlava Ell. ? 



Swamps. N. J. to Geor. July. ^21-. — Stem H— 2 feet high. Flowers small, 

 bright orange-yellow, in a short crowded spike. I follow Dr. Gray in uniting 

 Habenaria Elliottii with this species, although I am still doubtful of their identity. 



Small Orange-flowered Orchis. 



13. P. cristata Lind : segments of the perianth roundish ; the two lateral 



