INTRODUCTION TO BOTANY. 
159 
ones will occur in the explanation of the twelfth plate. — 
The Orchidece are the 21st family of the second series, and 
are described in vol. ii. p. 197 to 215. 
RECEPTACLE OF THE FLOWER. 
Receptaculum, Torus, Sedes floris, Thalamus, Discus, — 
thalamum — clinium. The expanded point of the peduncle 
from which the several parts of the flower arise . 
Contracted, Receptacnlum contractum. The dimension 
being small. — The limits of the receptacle are the points 
from whence the corolla arises, if there is one, or the 
sexual organs, if there is not any corolla. 
Dilated, dilatation , latum. Potentilla. 
Fiat, planum. Potentilla. 
Hollow, cavum . Rosa. 
Convex, convexum. Rubus. 
Prominent, with a gynophore, prominens , gynophoratum. 
Having a prominent projection, or gynophore. Cleome, 
Reseda, Dianthus, Silene. 
Gynophore. 
Carpophore, Gynophorum, Carpophorum. A prominency 
arising from the receptacle , supporting the pis till. 
One-styled, Gynophorum monoslylum. Supporting a 
single ovary. Cleome, Dianthus, Silene. 
Many-styled, polystylum . Myosurus, Ranunculus, Gom- 
phia nitida. 
Stamen-bearing, staminiferum. Supporting the stamens 
also. Thalictrum, Cleome pentaphylla, Silene, Passiflora. 
Blossom-bearing, corolliferum . Supporting the petals 
also. Dianthus, Silene. 
If Conical, conicum . 
Cylindrical, cylindricum . 
Hemispherical, hemisphericum. 
It is sometimes difficult to distinguish between the gyno- 
phore and the nectary. 
Disk. 
Discus. A protuberance on the receptacle of the flower* 
from whence the petals and stamens arise, Rhamnus, 
