ORCHIDACE^E. (ORCHIS FAMILY.) 481 



3. E. COChleatum, L. Stem tuber-like, ovate-lauceolate, 2-edged, scaly, 

 2 leaved ; leaves oblong-lanceolate, acute, as long as the few-flowered scape ; 

 flowers racemose, short-bracted ; sepals aud petals greenish, broadly linear, 

 recurved ; lip much shorter, purple, entire, cordate-roundish, cochleate, acute, 

 2-callous at the base. South Florida (Garber). Stem 1 high. Leaves 1' 

 wide. Flowers 1 ' - H' long. 



4. E. umbellatum, Swartz. Stem leafy; leaves oblong, obtuse (2' -3' 

 long); flowers umbellate, greenish ; bracts ovate; sepals oblong ; petals lin- 

 ear; lip reniform-rouudish, obscurely 3-lobed, veiny, 2-callous at the base; 

 column denticulate. Miami, South Florida (Garber). Stem 6'- 12' high. 

 Flowers 6" - 8" long. 



5. E. nocturnum, L. Stems leafy; leaves oblong or oval, obtuse; 

 flowers 1-2, terminal, white or yellowish, long-peduncled ; petals large, lin- 

 ear, acuminate, lip 3-cleft, the lateral lobes ovate-oblong, the middle lobe 

 longer, linear-setaceous. With the preceding. Stem l-2 high. Leaves 

 2' - 5' long. Flowers H' - 2|' long. 



6. TIPULARIA, Nutt. 



Sepals and petals oblong, spreading. Lip long-spurred, 3-lobed the lateral 

 lobes short and triangular, tbe middle lobe linear. Spur filiform, ascending. 

 Column slender, wingless. Anther lid-like. Pollen masses 4, stalked, waxy. 

 - Root tuberous, proliferous, first producing a single ovate leaf, on a sheathed 

 petiole, afterward a slender sheathed scape, ending in a long raceme of nu- 

 merous greenish flowers. 



1. T. discolor, Xutt. Shady banks, chiefly in the upper districts. 

 August. Scape about 1 high. Leaf l'-2' long, acute, somewhat plaited 

 and many-nerved, purple beneath. Flowers small, nodding, bractless. Spur 

 about 1' long. 



7. BLETIA, Ruiz & Pavon. 



Sepals and petals alike and nearly equal, spreading. Lip spurless, jointed, 

 3-lobed, crested on the face. Column free, elongated, semi-terete. Anther 

 lid-like, fleshy. Pollen masses 8, by pairs, with a stalk to each pair, waxy, 

 becoming powderv. Scape from tuberous rootstocks, sheathed or scaly, 

 many-flowered. Leaves narrow, plaited. Flowers spicate or racemose, mostly 

 showy. 



1. B. verecunda, Swartz. Scape lateral, sheathed, many-flowered; 

 leaves mostlv 3, lanceolate ; flowers dark green, 1'wide; sepals lanceolate, 

 acute, longer than the obtuse petals ; lip saccate at the base, dark brown 

 within, the lateral lobes short aud rounded, the middle one wavy-crenulate, 

 purplish, crested ; column stout, half as long as the sepals ; anther appendaged 

 on the back ; capsules pendulous. Low pine barrens, South Florida. Oct. 

 Scape 2 high. Leaves 1 2' - 1 8' long. 



8. HEXALECTRIS, Raf. 



Sepals and petals nearly equal. Lip not saccate, 3-lobed, 5-6-crested. 

 Pollen masses 8. Scape leafless, sheathed Flowers large, in a terminal 

 spike, purplish. 



31 



