52 
iP (or its middle lobe) distinctly notched or 2-cleft at 
the end. 
-Plant with only 2 opposite leaves on the stem; lip 
| narrow, 2-lobed. } 
| Lis'tera. 
~Plant with several leaves. 
-Lip pale, deeply cloven into 4 very narrow lobes or 
| segments. } 
A'ceras anthropoph’ora Man Orchis. 
\Lip dark-coloured, wide, only shortly notched at the~ 
end. 
| Oph'rys. 
~Lip not notched or 2-cleft at the end. 
-Lip convex, hanging, dark-coloured, velvety (especially 
| near the margin). } 
| Oph'rys. 
~Lip flat or concave, not velvety. 
-Lip ee constricted in the middle; sepals often 
i 2 inch long (or smaller, and if so the plant with | 
made leaves). ) 
ple more or less stalked and drooping; ovary 
| not twisted. } 
L Eipipac'tis. 
Ovary not stalked, nearly erect, more or less 
twisted. : 
| Cephalan'thera. 
~Lip not constricted ; sepals # inch or less. 
(oa 3-lobed, the middle lobe tapering, longer than 
the lateral ones. 
L Hermin'ium monor’chis. Musk Orchis. 
Lip not lobed. 
-Ovary not stalked; flowers white or pink. 
Flowers in a distinct spiral on the stem ; lip 
spreading at the tip, not hollow. } 
5 
Spiran'thes. 
Flowers scarcely in a spiral; lip with a bag- 
like hollow, and a narrow, recurved tip. 
L Goodye'ra re'pens. 
Ovary stalked ; flowers greenish-yellow. 
he two lateral petals much smaller than <a 
sepals ; stem 5—angled. 
q Malax'is paludo’sa. Bog Orchis. 
The lateral petals nearly equal to the sepals; 
stem 3-angled. , } 
Lip’aris Loesel'ii. 
