ORCHIDACE^ 



H.Jlava 351 (1841).— P. flava Lindl, Gen. & Sp. Orch. 293 (1835); 

 Steud., Nomencl. ed. 2, 2: 351 (1841); Torr., Fl. N. Y. 2: 275 

 (1843) ; Gray, Man. ed. 1, 471 (1848), ed. 2, 445 (1856), ed. 3, 445 

 (1859); DarL, Fl. Cestr. ed. 3, 311 (1853); Green <§ Congd., 

 Class-book, 203 (1855); Beck, Bot. ed. 2, 347 (1856); Tatnall, 

 Cat. PI. Newc. Co. Del. 75 (1860) ; Chapm, Fl. S. U. S. ed. 1, 459 

 (1860), ed. 2, 459 (1884), ed. 3, 486 (1897); Hervey, Cat. 17 

 (1860); Wood, Class-book, 684 (1861) (in part?); Paine, PI. 

 Oneida Co. 84 (1865); Portl. Cat. 7 (1868); Tracy, Essex Fl. 81 

 (1892); Correvon, Orch. Rust. 170 (1893). 



Peristylus virescens Lindl, Gen. & Sp. Orch. 298 (1835); 

 Steud., Nomencl. ed. 2, 2: 306 (1841). 



Tulotis fuscescens and T. herbiola Raf., Fl. Tellur. 2: 37 

 (1836). 



Perularia virescens Gray, in Bot. Gaz. 5; 63 (1880); Dud- 

 ley, Cayuga Flora 95 (1886); Perkins, Fl. Vt. 277 (1888).— 

 P. flava Rydh., in Britton's Man. 292 (1901); Farwell, Rep. 

 Mich. Acad. Sci. 2: 42 (1901); House, in Torreya 3: 51 (1903); 

 Small, Fl. Se. U. S. 312 (1903), in Porter's Fl. Pa. 92 (1903). 



Platanthera fuscescens Kranzl, Orch. Gen. et Sp. 1 : 637 

 (1899), 943 (1901), in part as to Am. syn. Excl. H. Elliottii, 

 H. integra, H. viicrantha, Gymnadenia flava, Orchis Integra, 

 O. fuscescens, and Perularia fuscescens. 



Orchis flava: 



"14. ORCHIS bulbis palmatis, nectarii cornu filiformi longi- 

 tudine germinis, labio trifido integerrimo. Gron. virg. 183. 



"Habitat in Virginia %. 



"Folia inferiora, palmaria, lanceolata, magna. Spica angusta; 

 Flores obsolete luteir L. Sp. PI. 944. 



Habenaria flava is represented by two forms, one of which is 

 common in the northern United States. That these forms are 



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