502 
GVNANDRIA MONANDRIA. 
ridges; shorter than the petals, with no vestige of a spur at base, lateral seg- 
ments erect, veined. Column shorter than the lip, incurved, somewhat cla- 
vate; operculum emarginate, vertical, yellow, with the summit of the lobes 
purple. Pollinia two? yellow, deciduous, each with a fissure through which 
the farinaceous pollen is discharged. Capsule clavate, somewhat trigonous. 
This plant has always been considered by our southern botanists as the 
A. Spicata of Walter. It grows in rich soils near the margins of swamps. 
St. John’s, Dr. Macbride; Louisville, Georgia, Mr. Jackson; Florida, Dr. 
Baldwin. 
Flowers August — September. 
TIPULARIA. Nuttall. 
Petala spathulata, 
patentia. Labellum 
integrum, sessile, basi 
subtus calcaratum. Co- 
lumna aptera, libera. 
Anthera operculata, 
persistens. Pollinia 
4, parallela. 
Petals spathulate, 
expanding. Lip en- 
tire, sessile, with a spur 
underneath at base. 
Column without wings, 
free. Anther opercu- 
late, persistent. Pol- 
linia 4, parallel. 
1. Discolor. 
Nutt. 2. p. 195. 
Orchis Discolor, Pursh, 2. p. 586. 
Bulbs concatenated. Leaf solitary, plaited and nerved. Flowers in a 
long terminal raceme, nodding. Bracteas 0. Segments of the perianth 
five, oblong, expanding. Lip entire, very short and concave, crenulate; 
spur filiform, nearly twice the length of the germ. Column porrected, mar- 
gined at the sides. Anther operculate, persistent; operculum articulated 
behind, furnished with two auxiliary valves closing internally upon the four 
masses of pollen; masses solid and parallel, neither granular nor pulveru- 
lent. Nuttall. 
Grows in pine barrens. New-Jersey to Carolina, Pursh. Collected in 
the upper districts of Carolina by Dr. Macbride. 
Flowers August. 
MALAXIS. Swartz. 
Petala 5, patentia, 
resupinata. Labellum 
Petals 5, expand- 
ing, resupine. Lip 
