132 ORCIIIDACEvE. Corallorhiza. 



prominent, 3-lobed by a deep cleft on each side, the lateral lobes usually narrow 

 and acutisli, the nuddle one rounded or eniar^inate, with undulate or denticulate 

 margin : column stout, two thirds the length of the petals, the margins broader and 

 somewhat thicker at base and aitproxiniate : cai)sule (5 to 1) lines long, narrowed to 

 a short rather stout pedicel. — Journ. Acad. Thilad. iii. 138, t. 7; Hook. Exot. 

 Fl. iii, t. Hi. 



In the niountains, from Sfin Diego to British Cohmibia, an.l eastward to the Atlantic. Flowers 

 whitish, tinged and more or less veined or mottled with imi[Ae ; July to Sei>tember. 



2. C, Mertensiana, Bongard. Scape many -flowered, 8 to 15 inches high : 

 sepals and petals Imear-lanceolate, 3 or 4 lines long ; sjmr a line long, the lower 

 half free from the ovary ; lip entire, broadly oblong, attenuate to the narrow base, 

 thin and concave, the ridges only slightly i)rominent : column nearly equalling the 

 petals, slender, the narrow margin scarcely broader or thicker below ; stigma pro- 

 jecting and cucullate : capsule 5 or G lines long or more, attenuate into the short 

 slender pedicel. — Veg. Sitch. IGf); Hook. Fl. 15or.-Am. ii. 194. 



From Sitka to the Culumlda and prohably soiUhward. Desrribed by P.ongard as with red 

 flowers : the teeth at euth side of the base of the lip, mentioned by him, do not seem to occur 

 even in the sjiecimens of his own collection. 



4_ ^_ Spur very short or not at all jn'ominent : sepals and j^^tals \-nerved : capsule 

 shorter, elUptlc-ohloiuj. 



C. INNATA, Pi. Brown. S<^ape slender, 4 to 10 inches high, 3- 15-flowered ; npper sheath 

 often expanded at the ai)ex : sejjals linear-lanceolate, acutish, U to 2 lines long ; jietals a little 

 broader and obtuse ; lip broad-oblung, obtuse or emarginate, somewhat 3-lobed by a lateral cleft 

 or indent, abruptly attenuate to the base, rather strongly crested : column a thud shorter than 

 the petals, stuut, constricted in the miildle : capsule 2 to 4 lines long, abruptly narrowed to 

 a short very slender pedicel. — Washington Territory {Lyall), and perhaps southward ; in Colo- 

 rado {Parry), eastward through Canada and the Atlantic States, and common northward to the 

 arctic regions. Flowers in spring, olten tipped with purple, the lip sometimes mottled. 



* * Spnr none, the lateral sepals oblique and with the base of the column stronf/hj 

 gibbous oner the top of the ocarij : lip entire, more or less concave, somewhat 

 fleshy : flowers larger, purple and veined, not spotted. 



3. C. Bigelovii, AVatson. Scape .stout, G to If) iuches high: sepals and petals 

 oblong, obtuse, about 4 lines long, twice longer than the column ; lip darker and 

 strongly veined, fleshy, deeply concave, elliptical, broad and somewhat auriculate, 

 vvith°two thick laminai : column rather slender, broadly margined below: capsule 

 oblong-ovate, G to 9 lines long, briefly attenuate into a short pedicel. — Proc. Am. 

 Acad.^xii. 275. C. striata, Torrey, Pacif. \l Kep. iv. 152, t. 25, not Lindl. 



In the Sierra Nevada and mountains of Northern California ; Big Tree Grove {Urcwcr, Ilohiu- 

 (Icr)- Plumas County (Mrs. Anstin); Marin County, Jlijc/oiv. In llower, June and July. 

 lteco"nized by Dr. Torrey as distinct from C. Mncrai, with which the C. striata of Lindley is lo 

 be identified. The ligure cited fails to represent tlie peculiar gibbosity of the perianth. 



4. C. Striata, Lindl. Very similar to the last, but the flowers still larger, often 

 G or 7 lines long : lip rather less fleshy, somewhat narrowed below, reflexed above 

 the base and bearing the prominent lamiiue upon the arch : scape stout, many- 

 flowered, 1 to 2 feet high. — Orch. 534. C. Macrai, Cray, I\IanuaI, 510. 



Plumas County (Mrs. Justin); a common species in Washington Territory and Oregon, ranging 

 eastward to the Crcat Lakes. 



3. APLECTRUM, Torrey. Putty-uoot. 

 Perianth not at all gibbous or saccate at base : lip deeply 3-l(jbe.l, 3-ridged. 

 Column nearly straight, not broader at base. Scape lateral from a thick globose 

 solid bulb upon a slender horizontal rootstock, the bulb bearing at summit a single 



