456 ORCIIIDACEJJ. (orchis family*,) 



6. TIPULARIA, Nutt. 



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

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

 Column -lender, wingless. Anther lid-like. Pollen-masses i. 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 numer- 

 ous greenish flowers. 



1. T. discolor, Nutt. — Shady hanks, Florida, and northward. Aug. — 

 Srape about 1° high. Leaf l'-2'long, acute, somewhat plaited and many- 

 nerved, purple beneath. Flowers small, nodding, hractless. Spur ahout 1' 

 long. 



7. BLETIA, Ruiz and 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 powdery. — Scape from tuherous rootstocks, sheathed or scaly, many- 

 flowered. Leaves sheathing the base of the scape, narrow, plaited, sometimes 

 wanting. Flowers spicatc or racemose, mostly showy. 



1. B. aphylla, Nutt. Leafless; scape stout, terete, tapering into the 

 many-flowered spike ; sheaths several, short, the upper ones passing into the 

 ovate acuminate bracts; flowers spreading, brownish, striped with purple; 

 sepals and petals oblong-lanceolate, oblique; lip concave, emarginate, wUh a 

 6-ridged •■rest along the middle, the lateral lobes erect. — Rich shaded soil. 

 Florida to North Carolina, and westward. July and Aug. — Hoot consisting of 

 horizontal, jointed tubers. Scape 1°- U° high. Perianth i{' long. 



2. B. verecunda, Swartz. Scape leafy at the base, many-flowered ; haves 

 lanceolate, plaited, strongly nerved ; petals and sepals greenish, the former con- 

 nivent ; lip saccate, wavy and furrowed, emarginate. — Open pine harrens, 

 Middle and East Florida. July. — Scape 1° - l£° high, Leaves C - 9' long. 



8. CALOPOGON, R. Brown. 



Sepals unequal, the two lateral ones broader and oblique. Li]) (by the 



untwisted ovary) brought to the upper or Inner side of the flower, dilated at 



thfi apex, bearded on the face, ami narrowed into a hinge-like claw. Column 



long, incurved, winged at the apex. Anther terminal, lid-like, sessile. Pollen- 

 2, powdery. — Scape erect from a solid tuber, sheathed at the base, 

 bearing below the middle a single narrow sheathing leaf, and terminated with a 

 pike of showy flowers. 



i. C. pulchcllus, R. lir. Scape 2 - 8-flowered ; leaf linear lanceolate. 



erect, keeled, many-nerved ; flowers hug'', mostly approximate, bright purple ; 



lateral Bepali obliquely ovate, abruptly pointed, shorter than the lanceolate 

 obtuse petals; lip broadly obcordate, acutely 9-eared at the base; filaments of 



the crcsi decurrcnt on the claw, the lower ones purple and united; ovary 



