JSr» OKt lIIliACK.K. (Olii HIS KA:\1ILV.) 



narrower; li|> liiu>ar-sj)atnlate, entire, rci-urvcd ; spur very long, cluh-sliaped, 

 curved. — Sliady woods on the mountains of North Carolina. July -August. 

 — Si-ape 1^- lk° iiigii. Leaves .■)'-«' in diameter. 



2. P. Garberi. Root a glolmlar tulicr; stem ereit (l°or more liigh) ; 

 leaves cMt-ni; huueolate, widely sjireading ; spike loosely many-lloworod ; 

 perianth greeiii.sli yellow, lateral sejcils hroailly ovate ; petals wedge-shaped, 

 truncate ; lip linear, ohtu.se, entire ; spur lus long as the ovary (llaiteuaria, 

 I'ortei). — Damp shady woods, Manatee, South Florida {(Jurber). 

 * * Lip 3-toutlieil or 3-lobi;d : Jlowers spiked : stem leafy. 



•? P. flava, ( iray. Leaves 3 - 4 ; the two lower ones lanceolate or ohlong- 

 laneeolate (4'- 8' long), the others small and hraet-like; flowers small, hrown- 

 ish green, in a loose and sleniler many-flowered s])ike ; se])als and petals oval ; 

 li]i ol)long, hastate -3-lohed, the lateral lol)os short and rounded, the middle 

 one erenulate at the apex and l)earing a tootii-like appendage at the throat; 

 spur eluiishaped, mostly shorter than the short ovary. — Low shady hanks, 

 Floriihi, and northward. July -August. — Stem 1° high. Flowers 2" iu 

 diameter. 



4. P. bracteata, Torr. Lower leaves ohovate, the others smaller, lan- 

 ceol.ate ; flowers small, greenish ; sepals and narrow petals erect ; lip ohlong- 

 linear, slightly 3-toothed at the tij), longer than the ohtuse sac-like spur. 

 (Orchis viridis, Piirsh.) — High mountains of Carolina (Pursli). — Stem low. 

 Bracts large, conspicuous. 



* » * Lip undivided, fringed : flowers spiked: stems leaf if. 



5. P. ciliaris, Liiull. Leaves numerous, the lower ones (4' -12' long) 

 lanceolate or obloug, the up])er small and bract-like; spikes oval or oi>long, 

 rather hiosely flowered ; flowers large, bright yellow ; lateral sepals round- 

 ohovate, reflexed ; petals lanceolate, incised or slightly fringed at the apex ; 

 li)) clawed, roundish in outline, long-fringed ; spur filiform, commonly longer 

 than the long tapering ovary. — Swamps and bogs, chiefly in the pine barrens, 

 Florida, and northward. August. — Stem H°-2° high. Spike l^'-2' iu 

 diameter. < )vary 9'^- 1.5" long. Flowers 6" -8" wide. 



fi. p. blephariglottis, Hook. Flowers usually larger, white; fringe 

 of the lip shorter and coarser ; spur much longer than the ovary ; otherwi.>e 

 like the ])receding. — Swamps. July -August. 



7. P. cristata, I>inill. Leaves numerous, the lower ones (4' -8' long) 

 lanceolate, the uppermo.st bract-like ; spike oblong or cylindrical, densely 

 flowered ; flowers small, yellow ; lateral sepals rounded, spreading, concave ; 

 petals oblong, incised at the apex ; lip sessile, ovate in outline, pinnatifid- 

 fringed; spur filiform, half as long as the tapering ovary. — Hogs and 

 swamps iu the lower districts. August. — Stem l°-2° high. Spike V in 

 diameter. Ovary .5" - 6" long. Flowers 2" -3" wide. 



* * ♦ * Lip ^-parted, fringed or denticulate : flowers in spiked racemes : 



stem leafy. 



-t- Flowers yellowish white. 



8. P. lacera, Gray. Stem slender ; lower leaves oblong, the uppermost 

 small, pa.ssing into the lanceolate bracts; raceme oblong, loosely flowered; 



