ORCHIDACE^E. (ORCHIS FAMILY.) 455 



somewhat hastate, 3-lobecl above the base, with two distinct ridges on the face, 

 white spotted with crimson ; sepals and petals oblong-lanceolate, brownish ; cap- 

 sule oval or elliptical. Damp shady woods, Georgia, and northward. Sept. 

 and Oct. A vernal species in the Northern States. 



4. APLECTRTJM, Nutt. PUTTY-ROOT. 



Sepals and petals alike, linear-oblong, erect. Lip spurless, short-clawed, 

 3-lobed and 3-ridged at the throat. Column straightish, cylindrical. Anther 

 lid-like, slightly lateral. Pollen-masses 4. Root tuberous, proliferous, very 

 glutinous within, first bearing a single large plaited and petioled leaf, which is 

 persistent through the winter, and afterward a 3-sheathed scape, with a raceme 

 of yellowish flowers at the summit. 



1. A. hiemale, Nutt. (Corallorhiza hiemalis, Ell. Limodorum trifidum, 

 Michx. ) Rich woods, chiefly in the upper districts, and northward. April and 

 May. Leaf oval, many-nerved, 4' -6' long. Scape 12' -15' high, 10- 15-flow- 

 ered. Sepals and petals yellowish, tipped with brownish purple. Lip whitish, 

 spotted, the middle lobe rounded and crenulate on the margins. Capsule re- 

 flexed. 



5. EPIDENDRUM, L. TREE-ORCHIS. 



Sepals and petals nearly equal and alike, widely spreading. Lip with the 

 claw wholly or partly adnate to the elongated margined or winged column, en- 

 tire or parted, mostly rigid or tubercled on the face. Spur none, or adnate to 

 the ovary. Column prolonged at the apex into a toothed or fimbriate cup. 

 Anther lid-like, somewhat 4-celled. Pollen-masses 4, lenticular, stalked. 

 Stemless herbs, from a tuberous or creeping rhizoma, clinging to the bark of 

 trees by thick and matted roots. Leaves sheathing, rigid, perennial. Scape 

 sheathed or bractcd, bearing a raceme of greenish and purplish flowers. 



1. E. COELOpseum, Ait. Scape few - many-flowered ; leaves 1 - 3, coria- 

 ceous, lanceolate, acute, spreading ; bracts subulate, the lowest somewhat leafy ; 

 sepals spatulate, obtuse, with revolute margins ; petals linear-spatulate, obtuse ; 

 lip 2-tubercled at the base, 3-lobed, the lateral lobes rounded and crenulate, the 

 middle one notched at the apex, the claw wholly adnate to the slightly margined 

 column. On various trees, but chiefly on Magnolias, Florida to South Caro- 

 lina. Aug. Scape 2' -8' high. Leaves l'-3' long. Flowers 4" -5" long, 

 green tinged with purple. 



2. E. venosum, Lindl. Scape tumid at the base, 5 - 7-flowered ; leaves 

 2, linear-lanceolate, abruptly pointed ; bracts short, ovate ; sepals and petals 

 spatulate-lanceolate, acute ; lip 3-parted, 2-crested in the middle ; the lateral 

 lobes oblong, acute; the middle one wedge-shaped, notched at the apex, the 

 claw partly adnate to the 2-winged column. South Florida, Dr. Blodyett. 

 Scape 1 high, invested with numerous short whitish sheaths. Leaves 4'-^ 

 long. Flowers 8" long. 



