4^G ORCHID AC IwE. (ORCHIS FAMILY.) 



6. TIPULARIA, Nutt. 



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

 lobes sbort and triangular, the 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 numer- 

 ous greenish flowers. 



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

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

 nerved, purple beneath. Flowers small, nodding, bractless. Spur about 1' 

 long. 



7. BLETIA, Ruiz and Pavon. 



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

 3-lobcd, 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 tuberous rootstocks, sheathed or scaly, many- 

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

 wanting. Flowers spicate 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, emarginatc, with a 

 6-ridged crest along the middle, the lateral lobes erect. — Rich shaded soil, 

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

 horizontal, jointed tubers. Scape 1°- H° high. Perianth %' long. 



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

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

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

 Middle and East Florida. July. — Scape 1° - U° high. Leaves 6' - 9' long. 



8. CALOPOGON, R. Brown. 



Sepals unequal, the two lateral ones broader and oblique. Lip (by the 

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

 tin- apex, bearded on the face, and narrowed into a hinge-like claw. Column 

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

 ma-ses 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 

 loose spike of showy flowers. 



1. C. pulchellus, R.Br. Scape 2 - 8-flowered ; leaf linear-lanceolate, 

 erect, keeled, many-nerved ; Bowers large, mostly approximate, bright purple; 



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

 obtuse petal*; lip broadly obcordate, acutely 3-earod at the base; filaments of 

 the crest decurrent on the claw, the lower cnes purple and united ; ovary 



