306 82. ORCHIDACEZ. 
2-celled; cells with imperfect septa. Column elongated. 
Germen sessile, twisted. 
Tr. WI. MALAXIDEZ. Pollen cohering in granules or masses 
which are definite in number and at length waxy and con- 
fluent. Aunther free. 
13. CoraLLorruiza. Perianth converging. Lip with 2 pro- 
minent longitudinal ridges at the base, 3-lobed, lateral lobes 
small, middle lobe large slightly emarginate. Spur short or 
obsolete. Stigma triangular. Rostellum obsolete but with 
a large globose appendage. Anth. terminal, 2-celled, open- 
ing transversely. Column elongated. Germen slightly 
stalked, straight. 
14. Mazaxis. Perianth patent. Lip posterior, erect, entire, 
similar to the pet., smaller than the sepals. Spur 0. Stigma 
rhomboidal. Rostellum short, entire, acute. Anth. terminal, 
continuous with the short column out of the apex of which 
it appears as if it were excavated, with 2 imperfect cells. 
Pollen masses connected at their apex. Germen upon a 
twisted stalk. 
15. Sturmia. Perianth patent. Lip anterior, erect or ob- 
lique, entire, dilated, much larger than the sepals. Spur 0. 
Stigma roundish. Rostellum obsolete, but with an appen- 
dage consisting of 2 tubercles. Anth. terminal, deciduous, 
moveable like a lid, with 2 distinct cells. Column elongated. 
Germen on a twisted stalk. 
Tr. IV. CYPRIPEDIE. Intermediate anther barren peta- 
loid, 2 lateral anthers perfect. 
16. Cypripepium. Perianth patent. Lip ventricose, inflated. 
Column trifid above, the lateral lobes bearing stamens, mid- 
dle lobe sterile dilated. Two lower (lateral) sepals com- 
bined. Germen straight. 
Tribe J. Ophrydinee. 
1, Orcuis Linn. 
* Glands of the pollen-masses separate, lip erect in estivation. 
+ Bracts mostly 1-nerved, root-knobs undivided. 
t Lip 3-lobed, lobes broad and short. 
1. O. Morio (L.) ; lip 3-lobed crenulate, middle lobe truncate- 
emarginate, spur ascending subclavate rather shorter than the 
germen, sep. and pet. obtuse connivent, anth. obovate rather acute. 
—E. B, 2059. R. xiii. 363.—St. 6—12 in. high. _L. lanceolate, 
