122 AMERICAN MIDLAND NATURALIST 



Arethusa Unn., Sp. Pi. p. 950, (1753); Gen. PI. p. 407, (1754); 

 Orchidion Mitchell, Gen. p. 19, (1748); also (1769). 



Arethusa bulbosa Linn. 1. c. also Amoen. Acad. 3, p. 14, (1756). 

 [Lake Co.] (S. Coulter) ; Pine and Casella, Ind. (Hij^ley and 

 Raddin); Millers (Bastin and Hill). 



TRIORCHIS Bauhin, Phytopinax p. 123, (1596); Gerard, 

 Herbal (1597); Triorchis C. Bauhin, Pinax p. 84, (1623); Ray, 

 (1688), (?); also Tabernaemontanus. 



Triorchis Petiver, Opera. Hist. Nat. Spect. Vol. IL, ed. 

 John Millan (1764!), Gazophylacium tab. 68, 7. 



Orchiastrum Micheli, Nov. Pi. Gen. p. 30, t. 26, (1729); 

 Gyrostachys Pers. Syn. IL, p. 511, (1807); Ibidium Salisb., Trans. 

 Hort. Soc. I, p. 291, (1812); Spiranthes^ L. C. Richard, Mem. 

 Mus. Paris 4, p. 42, (181 8). 



Triorchis plantaginea (Raf.).^ 



Ncottia plantaginea Raf. Am. Monthly Mag. 2, p. 206, (181 8); 

 Spiranthes plantaginea (Raf.) Torry. Fl. N. Y. 2, p. 284, (1843).; 

 Gyrostachys plantaginea (Raf.) Britton. 111. Fl. i, p. 470, (1896); 

 Ibidium plantagineum (Raf.) House, Bull Torr. Bot. CI. p. 381, 

 (1905); Gyrostachys laiifolia (Torr.) Kuntze. Rev. Gen. Pi. p. 664, 

 (1891). Spiranthes laiifolia Torr. Lindley Gen. and Sp. Orch. p. 

 467, (1840); Spiranthes lucida (H. H. Eaton) Ames. Man. Rob. 

 and Fernald. p. 314, (1908); Neottia lucida H. H. Eaton Descrip. 

 PI. Troy (1832). 



Notre Dame, Ind., N. D. U. Herb. No. 11 204; Chain Lakes 

 [St. Joseph Co.] Nos. 533, 2483. 



Triorchis cernua (Linn.). 



Ophrys cernua Linn. Sp. Pi. p. 946, (1753); Gyrostachys cernua 

 (Linn.) Kuntze, Rev. Gen. PI. p. 604, (1891); Spiranthes cernua 

 L. C. Rich., Orch. Am. p. 37, (1891). 



[Lake Co.] (S. Coulter); Lake Maxinkuckee (Clarke); No. 

 9391 U. N. D. Herb. Notre Dame, Ind.; No. 757 Tamarack, Ind. 

 [Laporte Co.]; No. 2021 Notre Dame collected by Powers. 



^ For other synonyms see Kew. Ind. and MacMillan, Met. Minn. p. 170, 

 (1890). 



* The name Triorchis antedates the other names for the genus, and 

 is therefore the oldest name since 1753 as well. The name is first found 

 in Millan's Edition of Pctivcr's works, published in 1765! 



