674 CXLVIII. ORCHIDER. (J. D. Hooker.) [ Neottic@. 
85. HÆMARIA. Sepals free. Claw of lip concave, entire; blade 2-lobed. 
Clinandrium eupular. Stem leafy; flowers loosely spiked or racemed. 
86. Dossinra. Sepals ‘free. .Lip with erect side lobes and a 2-fid midlobe. 
Column with a long appendage in front. 
87. SPIRANTHES. Dorsal sepals and petals together forming a hood; lateral 
and column decurrent on the ovary or spike, lax or dense-fld., often secund or 
spiral, 
tt Lip not clawed (see also Spiranthes) sessile or adnate to the column; 
base not ventricose. 
88. Neotria. Leafless scaly herbs, Sepals and petals free. Lip 2-fid. 
89. LisTERA. Stem with 2 opposite or subopposite leaves. Sepals and petals 
free, spreading. 
90. CHEIROSTYLIS. Stem laxly leafy. Sepals combined in a tube. 
ttt Lip sessile, not clawed, often adnate to the column, usually shorter 
than the sepals, base ventricose (except Zeuxine). 
91. ZEUXINE. Sepals free, dorsal with the petals cohering in a hood. Column 
without appendages. 
92. HvroPHiLA. Dorsal sepal hooded ; lateral obliquely adnate to the base of 
the column. Lip with a small linear inflexed blade. 
93. GOODYERA. Sepals free. Lip erect, entire. Clinandrium cup-shaped. 
94. HETÆRIA. Sepals free or connate below. Lip at the base more or less 
adnate to the column, entire or with 2 spreading lobes. 
Subtribe 4. DIURIDEÆ. 
95. APHYLLORCHIS. Leafless herbs. Sepals free. 
_ 96. CnxPTOsTYLIs, Leaves one or few. Sepals and petals subulate, convolate. 
Lip superior, broad, embracing the base of the very short column. : 
97. CORYSANTHES. Dorsal sepal large; lateral small, linear or filiform. Lip 
tubular. Low herbs, flower solitary, very large for the plant. 
Subtribe 5. ARETHUSER. 
98. PocoNia. Sepals erect or spreading. Lip undivided or 3.lobed. Columu 
elongate, not winged. Flowering stem leafy, or leafless with the leaf produc 
afterwards, 
99. DrDYMOPLEXIS. Perianth bilabiate, upper lip formed by the dorsal sepal 
and petals, lateral sepals conuate, forming a 2-fid lower lip. True lip very broat, 
undivided. Slender leafless herbs, flowers small. Lip 
100. GasTRODIA. Sepals and petals united into a ventricose 5-lobed tube. 
undivided. Leafless herbs. 
` * at 
101. Eprpocum. Sepals narrow, free. Lip concave, saccate or shortly spur red 
the base. Column short. Leafless herbs. 
Subtribe 6. LIMODORĘÆ. at 
102. CEPRALANTHERA. Sepals conniving. Lip concave or shortly spurred 
the constricted base. Stem leafy; flowers and capsules erect. 
103. Epipaciis. Sepals free, spreading. Lip concave above th 
base. Stem leafy ; flower and capsules nodding or pendulous. 
Terse IV. Ophrydese. 
Subtribe 1. SERAPIEZX. 
104. Oucmis. Lip spurred. Glands of the pollinia both in one pouch. 
e constricted 
