ORCHIDE^E. 347 



(he base. Glands of the stalks of the pollinia (1 2) con- 

 tained in one common little pouch. Gynandria. Monandria. 



0. spectabilis Linn. : lip obovate, undivided, crenate, retuse ; seg- 

 ments of the perianth connivent, longer ; spur clavate, shorter than 

 the ovary ; bracts longer than the flower ; scape few-flowered, angu- 

 lar, scarcely longer than the erect leaves. Orchis humilis Mich. Ha- 

 bernaria spectabilis Spreng. 



HAB. Shady woods. N. Y. to Car. June. If.. Scape 68 

 inches high, angular. Leaves mostly 2, large. Flowers large, 

 purple and white. 



11. PLATANTHERA. Rich. 



Perianth vaulted. Lip entire, with a spur. Cells of the an- 

 ther widely divided at their base by the broad interposed stig- 

 ma. Glands of the pollinia naked. Lips of the stigma ab- 

 sent. Gynandria. Monandria. 



1. P. orbiculata Lind. : lip linear-lanceolate, obtuse ; three upper 

 segments of the perianth erect, connivent ; -lateral ones reflexed, ob- 

 lique at the base ; spur longer than the germ ; scape with 2-orbicular 

 leaves at the base. Orchis orbiculata Pursh. 



HAB. Shady woods. N. S. July. 2J.. Scape 1218 inches 

 high. Leaves very large, fleshy, spreading on the ground. 

 Flowers greenish- white, in a loose spike. 



2. P. dilatata Lind. : lip linear, very entire, rather obtuse, rounded 

 and dilated at base ; spur as long as the lip, a little shorter than the 

 germ ; stem leafy ; bracts as long as the flower. Orchis dilatata Pursh. 



HAB. Woods. N. S. July. !. - Stem 23 feet high. Leaves 

 numerous. Flowers greenish or white. 



12. HABERNARIA. Wild. 



Perianth ringent. Lip spurred on the upper side at the 

 base beneath. Glands of the stalk of the pollinia naked and 

 distinct ; cells of the stalks adnate, or separated. 



Gynandria. Monandria. 



1. H. herbiola Broicn : lip oblong obtuse, bidentate at base; palate 

 1 -toothed ; spur filiform, shorter than the germ ; bracts longer than 

 the flower. 



HAB. Swamps. N. S. June. 1. Stem 12 18 inches high. 

 Flowers small, greenish. 



2. H. I'irescens Spreng: lip lanceolate, crenate ; segments of the pe- 

 rianth connivent obtuse ; spur obtuse, didymous ; bracts longer than 

 the flower. Orchis virescens Wittd. 



HAB. Boggy meadows. Penn. July, y. Stem 1218 inches 

 high, Flowers green. 



