08G ORDER 138. ORCHID ACE^E. 



Plant 3 to 10' hig'.i, with 2 to 20 flowers. Lvs. G to 18" long, thin, the sheath 

 half scarious. Sep. about 1J" long. Habit quite unlike any of the foregoing 

 species. 



5. TIPULA'RIA, Nutt, ( Tipida, the crane-fly ; from the fancied re- 

 semblance of the flowers.) Sepals spatulate, spreading ; petals lancc- 

 linear, lip sessile, 3-lobed, middle lobe linear, much the longest ; spur 

 filiform, very long; column wingless, free; anther operculate, persist- 

 ent ; pollinia 4, parallel. Corms several, connected by a thick fiber. 

 Lf. solitary. Fls. without bracts. 



1 T. discolor Nutt. A slender, green-flowered plant, resembling a Corallorhiza. 

 growing in pine \voods, Vt., Mid. States to Ga. Rare northward. Lf. petiolate, 

 ovate, plaited, smooth, and longitudinally veined 2 to 3' long. Scape 10 to 15' 

 high, bearing a raceme of many small, greenish, nodding fls. Spur nearly twice 

 :LS long as the ovary. Manner of growth similar to that of Aplectrum. Jl. 



6. CALYP'SO, Salisb. (Named for the goddess Calypso, from 

 KoA,v7rTW, to conceal.) Sepals and petals subequal, ascending, secund ; 

 lip inflated, large, 2 -pointed or spurred beneath near the end; column 

 petaloid ; pollinia 4. Scape 1-flowered, 1-leafed, arising from a corm. 

 C. bore alia Salisb. A beautiful and interesting plant, in cold mossy bogs, Vt, N. 



X. Y., Can., but very rare. Scape 6 to 8' high, bearing a single large flower at 

 top and sheathed with several bracts. Lf. broad-ovate, smooth veined, 1 to 2' 

 long. Fl. near the size of Cypripedium, variegated with purple and yellow, the 

 lip its most conspicuous part, bearing 2 projecting points beneath the apex. May. 



7. BLETIA, Ruiz ct Pav. (Named for Luis Blct, a Spanish bot- 

 anist.) Petals and sepals distinct, nearly equal ; lip sessile, cucullate 

 by its induplicate side-lobes, spurless (in our species) ; column free ; 

 pollinia 8, in pairs, waxy, each pair pedicellate. Sts. or scapes simple, 

 arising from globular conns and bearing a raceme or head of showy fls. 



1 B. aph^lla Xutt. L-iafass; scape tall, terete, bearing 3 to 5 short, sheathing 

 remote bracts ; raceme long, loose, with ovate, acute, spreading bractlets ; fls. many, 

 much longer than their pedicels ; lip divaricately veined ; spur none. Car. to Ky., 

 Fla. and La. A singular plant, in the borders of swamps, 15 to 30' high, the 

 thick stem tapering above. Sheaths about half an inch long. Sep. (brownish 

 purple) and pet. (yellowish brown) 8" long. Lip 3-lobed, with 5 broad plaits or 

 folds. Aug., Sept 



2 B. verecunda II. K. L^. all -radical, broadly lanceolate, plaited and promi- 

 nently veined ; scape ; scape tall, bearing a many-flowered raceme ; petals con- 

 nivent; lip with divaricate veins and folds, the side-lobes narrowed towards the 

 apex; the middle crispate, emarginate, broader than long; spur none. Ga. and 

 Fla. (Pursh.j. Common in the W. Indies. Scape 2 to 3f high. Fls. purple, 

 large and showy. Jn.. Jl. 



8. CORALLORHTZA, Brown. CORAL-ROOT. (Gr. Kopa'A/Uov, coral, 

 p/ya, root ; its branched roots much resemble coral.) Sepals and petals 

 nearly equal, converging; lip produced behind; spur short and adnate 

 to the ovary, or none ; column free ; pollinia 4, oblique (not parallel), 

 free. Plants leafless, simple, of a brown color, arising from coralline 

 root*, sheathed with bracts and bearing a raceme. 



" ^pur conspicuously prominent, but ailnrite. Lip "-lobcd No. 1 



* Spur wholly obliterated Lip crentilute, wavy, not at all lobed No. '2 



Lip entire, slightly' toothed near the base Nos. 3, 4 



1 C. multiflora Xutt. Scape many-flowered; lip cuneate-oval. spotted: 3-parted, 

 the middle lobe recurved, lateral ones short and ear-like : spur conspicuous, adnate : 

 raps, elliptic-obovoid, pendulous. In woods, growing on the roots of trees, X'. 

 Kng. and Mid. States. Root coralline. Scape 10 to 15' high, leafless, brownish- 



