ORCHIDACEAE (ORCHIS FAMILY) 



311 



621. 



H. psycodes 

 X 1." 



•f- -t- Flowers pale or deep magenta (purplish). 



18. H. psycbdes (L.) Sw. Usually about 5 dm. high : lower leaves 2-4, 

 oval to lanceolate or oblanceolate. passing into the linear-lanceolate bracts : 

 raceme cylindrical, about o-3.5 cm. through, often densely many- 

 flowered ; lower sepals round-oval ; petals variable, mostly 

 wedge-obovate to spatulate, more or less denticulate : lip spread- 

 ing, o-parted, usually 1-1.2 cm. broad, the three di\'isions mostly 

 fringed less than ^ their depth. — Wet open meadows and 

 swamps, Xfd. to Minn.. south w. to N. C. July, Aug. Fig. 621. 



X H. Andre wsii White. (H. lacera X H. psycodes.) Lower 

 leaves as in H. lacera; raceme loosely flowered; flowers white, 

 rose-tinted ; petals cuneate-spatulate, obtuse or slightly retuse, 

 denticulate above ; divisions of lip narrowly cuneate, deeply 

 cleft as in H. lacera. — Pownal, Vt. ; S. Chesterville, Me. July, 

 Aug. 



19. H. fimbriata (Ait.) R. Br. Usually a little taller than the preceding 

 species ; lower leaves 3-5, oval to lanceolate and oblanceolate, passing into 

 lanceolate bracts; spike usually subcylindrical, mostly 5-6 cm. through, loosely 

 flowered ; lower sepals ovate ; petals more or less oblong, denticulate ; lip usually 

 1.8-2 cm. vdde. o-parted ; the divisions mostly fringed to i of their depth or 

 more. (H. grandiflora Torr.) — Rich wet deciduous woods and borders, Nfd. 

 to N. Y. ; southw. in the mts. to N. C. Late June to early Aug.- — Most obvi- 

 ously dLstinguished from H. psycodes by the lar^rer paler flo^vers and greater 

 diameter of the raceme ; leaves broader ; generally blooming somewhat earlier 

 than H. psycodes. 



20- H. peramodna Gray. Lower leaves oblong-ovate, the upper lanceolate ; 

 spike cylindrical, densely flowered ; lower sepals round-ovate ; petals rounded- 

 obovate, raised on a claw ; divisions of the large lip very broadly icedgp-shapfd, 

 irregularly eroded-toothed at the broadly dilated summit, the lateral ones 

 truncate, the middle one 'Z-lobed. — Moist meadows and banks. Pa. and N.J. 

 to 111., s. to Mo.; and in the mts. to Ala. June-Aug. — Flowers large and 

 shG^^T (violet-purple); lip 16-20 mm. long, variably toothed, but not fringed. 



4. P0G6nIA Juss. 



Sepals and petals free. Lip papillose-crested. Column free, slender below 

 the summit; anther terminal, operculate, with a distinct stalk, fleshy, thick; 

 BoUen-masses 2, powdery-granular, without caudicles or gland. (IlojycjviaSf 

 bearded^ from the lip of some of the original species.) 



* Lip lacerate-toothed., otheiioise not lobed. 



1. P. ophioglossoides (L.) Ker. Plants 1-3 dm. or more 

 high, glabrous, bearing a single oval or lance-ovate leaf near 

 the middle and a bract below the usually solitary terminal 

 flower ; sepals narrowly oval, about 2 cm. long ; petals similar, 

 but broader ; lip spatulate, inclosing the column at base ; crest 

 yellow to White, otherwise the flowers magenta-pink, very rarely 

 white. — Bogs, Nfd. to ISIinn., southw. to Fla. June, July. 

 Fig. 622. 



622. P. ophioglos- 

 soides X y^. 



* * Lip three-lobed, merely Jimbrillate-margined. 



•<- Leaves several, distinctly alternate, not whorled. 



2. P. trianth6phora (Sw.) BSP. Plants 3-20 cm. high, from ovoid or sub- 

 cylindrical tuberoids ; leaves 1-1, broadly ovate, about 1 cm. long ; flowere 

 .several, drooping, transitory, borne in the axils of the upper leaves, on 

 slender jJ^dicels ; perianth about 15 mm. long; lip ovate, .slightly papillose 

 along the middle, lateral lobes obtuse. (P. pendido Lindl. ; Triphora pendula 

 Nutt.) — Wooda, Me. to Wise, and Mo., southw. Aug. 



