310 



ORCHIDACEAE (ORCHIS FAMILY) 



ones ovate; lip oblong-linear, obtuse, 1.5-2 cm. long; spur 1.5-2.5 cm. long; 

 anther-cells strongly projecting at the free beak-like base ; glands nearly 6 mm. 

 apart. (Lysias Kydb.) — Kich deep woods, Lab. to Alaska, s. to S. C, Minn., 

 and Wash. July, Aug. 



12. H. macrophylla Goldie. Similar to the preceding, but larger in all its 

 paits; spur 3-4 cm. long. — Moist coniferous woods, Nfd. to Ont., s. to Ct. and 

 Mich. June-Aug. 



* * Lip fringed, not divided or tripartite. {Blephariglottis Raf.) 



13. 



H. cristata 

 X IV3. 



H. cristata (Michx.) R. Br. Stem 2-0 dm. high ; lower leaves linear- 

 lanceolate, elongated, the upper becoming gradually reduced to acute bracts ; 



floral bracts nearly as long as the orange-yellow flowers ; 

 raceme 2—3 cm. through ; sepals elliptical ; petals oblong, 

 fringed at the top ; lip ovate, copiously fringed, 5 mm. long ; 

 spur slender, 5-1) mm. long, longer than the lip. — Rog.s, N. J. 

 to Ark., and south w. July, Aug. Fig. 618. 



14. H. ciliaris (L.) R. Br. (Yellow Frixged 0.) Stem 

 4-6 dm. high ; leaves linear-oblong or lanceolate, the upper 

 ones passing into pointed bracts shorter than the ovaries; 

 raceme 4-6 cm. through ; flowers orange-yellow ; lateral sepals 

 orbicular ; petals linear-oblong or linear-lanceolate, toothed 

 at the apex ; lip oblong., 1 cm. long, copiously fringed, the basal segments often 

 branched; spur 2-2.5 cm. long. — Peaty bogs and meadows, Vt. and Mass. to 

 Mich., Mo., and south w\ July. Aug. 



15. H. blepharigl6ttis (Wilid.) torr. (White Fringed O.) 

 Similar to the preceding in habit ; flowers white ; lateral sepals 

 orbicular, upper sepal elliptical, concave ; petals linear-oblong, 

 somewhat pointed, cristate above or toothed ; Up narrowly ovate- 

 lanceolate, 8-10 mm. long, fringed, the segments once divided 

 or simple; spur about 2 cm. long. — Bogs and peaty land, Nfd. 

 to Fla., w. to Mich, and Miss. July, Aug. Fig. 619. Var. 

 coNSPicuA (Na.sh) Ames. Racemes lax; spur 4 cm. long. — 

 Occurring south w. Var. holopetala (Lindl.) Gray. Petals 

 narrower, with the toothing obsolete and the lip less fringed. 



X H. Canbyi Ames. {H. hlephariglottis x H. cristata.) Lip 

 about 7 mm. long, deeply fringed; spur 12 mm. long. — Swamp 

 near Lewes, Del., July, 1878 {Canby). Intermediate in color 

 and size of flowers between the parent species. 



* * * Lip S-pa7'ted, divisions toothed or fringed, 



■*- Flowers greenish or whitish. 



■»-•• Petals entire. 



16. H. Ucera (Michx.) R. Br. (Ragged Fringed 0.) Stems 3-6 dm. high ; 

 leaves oblong or lanceolate ; raceme loose or dense, many-flowered ; petals 



oblong, divisioiis of the lip narrow, deeply incised, the segments 

 capillary; spur about the length of the ovary, 1.5 cm. long; 

 glands oblong-linear, as long as the stalk of the pollen-masses. — 

 Wet or moist open ground, Nfd. to Minn., southw. to Mo. and 

 Ala. July, Aug. Fig. 620. 



++ *+ Petals minutely cut-toothed. 



17. H. leucophaea (Nutt.) Gray. Stem 6-12 dm. high; 



leaves oblong-lanceolate ; raceme commonly elongated, loose ; 

 620. H laceraxi *^^ large flowers fragrant; petals obovate ; divisions of the lip 



17-20 mm. long, many cleft to the middle into a copious fringe ; 

 spur 3.5 cm. long; glands transversely oval. — Wet meadr)ws and prairies, 

 N. S. and Me. to Minn., southw. w. of the Allegheny Mts. to La. June, 

 July. 



619. Il.blephari. 

 glottis X 1. 



