The Flora ok the Cayuga Lake Basin 155 



5. H. dilatata (Pursh) Gray. 



Marly springy swamps; scarce. June 15-July 10. 



Fir Tree Swamp between Slaterville and Dryden; Mud Creek, Freeville; Mallory- 

 ville; McLean Bogs; Beaver Brook; Westbury Bog. 



Lab. to Alaska, southw. to n. N. J., N. Y., and Oreg. ; rare or absent on the Atlantic 

 Coastal Plain. 



6. H. Hookeri Torr. 



Rich drji woodlands, in humus on gravelly neutral or slightly acid soil ; frequent. 

 June 15-July 15. 



In deciduous woods, but frequent also under conifers : hillside s. e. of White 

 Church; hilltops, North Spencer; pine woods near Lucifer Falls; Connecticut Hill ; 

 Cascadilla woods (D.) ; University Grove, formerly (Dr. Jordan) ; Fall Creek, 

 below Varna ; e. of Duck Lake. "A form approaching var. oblongifolia, occurs on 

 Thacher's Pinnacle" (D.). 



E. Que. and N. S. to Minn., southw. to Pa. and Iowa (?) ; rare or absent on the 

 Coastal Plain. 



7. H. orbiculata (Pursh) Torr. 



In situations and soils similar to the preceding but only on the higher hills, usually 

 under oak and chestnut or under conifers; infrequent. June 25-July. 



Signer Woods (D.) ; North Spencer; hill w. of Dry Run, Spencer (W. C. 

 Muenscher & W. E. Manning) ; woods on Taft Hill (D.) ; Richford; Dart Woods 

 (D.) ; Rhodes Woods (£>.) ; Ringwood. 



Lab. to Alaska, southw. to Ga., Minn., and Wash. ; rare or absent on the Atlantic 

 Coastal Plain. 



The spur and the lip vary in length, and the leaves in size, but the variations are 

 not correlated. H. macrophylla Goldie seems to be merely the large-spurred extreme. 



8. H. ciliaris (L.) R. Br. Yellow Fringed Orchis. 

 Sandy bogs, in acid soils ; very rare. 



Junius (Sartivell) ; Newton Ponds, base of sandy hill adjoining the moor at the 

 eastern edge, collected in 1893 (K. M. IV.) but not seen since. 



Mass. and Vt. to Mich., southw. to Fla., Mo., and Tex. ; more abundant on the 

 Coastal Plain. 



9. H. blephariglottis (Willd.) Torr. White Fringed Orchis. 



In situations and soils similar to the preceding; rare. July 25-Aug. 



Moor of Pout Pond bog (Sartzvelll) ; bog e. of Duck Lake. 



Newf . to Minn., southw. to Fla. and Miss. ; more abundant on the Coastal Plain. 



10. H. lacera (Michx.) R. Br. Ragged Orchis. 



Damp grassy fields and roadsides, mostly on slightly acid soils; infrequent. June 

 15-July. 



S. e. of South Hill Marsh, several places (D.) ; n. e. of Hanshaw Corners ; n. e. 

 of Varna; s. slope of Turkey Hill; Ringwood; Freeville (D. !) ; Dryden-Lansing 

 Swamp (D.) ; Lowery Ponds ( Sartwell) ; Butler; near Mud Pond, Conquest. 



Newf. to Minn., southw. to Ga., Ala. and Ark., including the Coastal Plain. 



11. H. psycodes (L.) Sw. Purple Fringed Orchis. 



Wet meadows and the borders of swamps, in moderately heavy to medium light, 

 slightly acid, soils ; frequent. July 15-Aug. 15. 



Near Summit Marsh; White Church (D.) ; Newfield, near the railroad station 

 and w. of Key Hill; Cayuta Lake; Larch Meadow (D.) ; Buttermilk Glen (D.) ; 

 Malloryville; near the McLean Bogs; Beaver Brook; Townley Swamp; Otter Lakr ; 

 Spring Lake; Westbury Bog; and elsewhere. 



Newf. to Minn., southw. to N. C. and Tenn., including the Coastal Plain. 



