252 
Listera convallarioides (Swartz) Torr. Comp. 320 (1826); Lpipactis convallarioides 
Swartz, Kongl. Vet. Akad. Hand]. Stockh. ser. 2, xxi, 232 (1800); Listera convallari- 
oides Nutt. Gen. ii, 191 (1818), nomen nudum, without description or cross-reference 
to Swartz’s plant. 
Canyons, Bald Knob, Cedar Mountain, Latah County ; June 20 (No. 458). Also 
head of Little Potlatch River; near Viola and Farmington, Latah County; and 
near Lake Pend d’Oreille. 
Listera cordata (L.) R. Br.; Ait. Hort. Kew. ed. 2, v, 201 (1813); Ophrys cordata L. 
Sp. Pl. ii, 946 (1753). 
Moist woods, valley of Traille River, Kootenai County; August 8 (No. 875), 
Gyrostachys romanzoffiana (Cham.) MacMillan, Metasp. Minn. Val. 171 (1892); 
Spiranthes romanzefiana Cham, Linnea, iii, 82 (1828), 
Wet places, Granite Station, Kootenai County; J uly 30 (No. 797). 
Peramium menziesii (Lindl.) Morong, Mem. Torr. Club, v, 124 (1894); Goodyera 
menziesii Lindl]. Gen. & Sp. Orchid. 492 (1840). 
Woods, valley of Lake Tesemini, Kootenai County; July 21 (No. 679). 
Cephalanthera oregana Reichenb. f. Linnea, xli, 53 (1877). 
Wooded mountain slopes, near Rathdrum, Kootenai County ; July 20 (No. 676). 
Epipactis gigantea Dougl.; Hook. FI. Bor. Amer. ii, 202 (1840). 
Near springs, north end of Lake Pend d’Oreille; August 26 (No. 970). 
Habenaria dilatata (Pursh) Hook. Exot. FI. ii, t.95 (1825); Orchis dilatata Pursh, 
F 1. ii, 588 (1814). 
Frequent in rich canyons, valley of Clearwater River, Nez Perces County ; 
June 2 (No. 288). 
Habenaria elegans (Lindl.) Boland. Cat. 29 (1870); Platanthera elegans Lindl. Gen. & 
Sp. Orchid. 285 (1826). 
Woods on the St. Joseph River, Wiessner’s Peak, at 1,800 meters altitude, 
Kootenai County; July 7 (No. 584). 
Habenaria gracilis (Lindl.) Wats. Bot. Cal. ii, 135 (1880) ; Platanthera gracilis Lindl. 
Gen. & Sp. Orchid. 288 (1826). 
Frequent in canyons, Bald Knob, Cedar Mountain, Latah County; June 20 
(No. 471). Moist places, Packsaddle Peak, Kootenai County, August 6 (No. 861). 
Habenaria orbiculata (Pursh) Torr. Compend. 318 (1826); Orchis orbiculata Pursh, 
FI. ii, 588 (1814). 
Rich woods, near south end of Lake Pend d’Oreille, July 28 (No. 767). 
Habenaria unalascensis (Spreng.) Wats. Proc. Amer. Acad. xii, 277 (1877); Spiranthes 
unalascensis Spreng. Syst. iii, 708 (1826). 
Meadows, near Viola, Latah County; June 26 (No, 1039). 
Cypripedium montanum Dougl.; Lindl. Gen. & Sp. Orchid. 528 (1840). 
Rich shady grounds, valley of Little Potlatch River, Latah County; June 13 
(No. 384). 
IRIDACESA. 
Tris missouriensis Nutt. Journ. Acad. Phila, vii, 58 (1834). 
Frequent in wet places, valley of the Big Potlatch River, Nez Perces County ; 
June 6 (No. 315). 
Sisyrinchium grandiflorum Dougl.; Lindl. Bot. Reg. xvi, t. 1564 (1880). 
Common on table lands; island in Clearwater River, near Upper Ferry, above 
Lewiston, Nez Perces County; May 2 (No. 100). 
Sisyrinchium bermudiana L. Sp. I'l. ii, 954 (1753); S. mucronatum Mx. FL. ii, 33 
(1803). 
_ Moist ground, valley of Big Potlatch River, Nez Perces County ; June 6 (No. 
317). 
