TIO 7B O-TaAN Y. 55 
3. An UMBELLATE Flower is an 
aggregate one, confifting of many Florets 
placed on a Receptacle, on faftigiate Pedun- 
cles* that are all produced from the fame 
Point : A fimple Umbel is when the Recep- 
tacle is but once divided into Peduncles; a 
compound Umbel is when all the common 
Peduncles are fubdivided into Umbellula, 
Little Umbels; an Umbellula therefore is a 
partial Umbel. 
Umbellate Flowers, properly fo called +, 
have the following Properties. 1. A com- 
mon Receptacle divided into Peduncles in 
the manner above mentioned, whether the 
Umbel produced be plane, flat; convex, 
rounding ; or concave, hollow. 2. A Gere 
men under the Corollula 3. Five diftin& 
Stamina that are deciduous. 4. A bifid 
Piftillum. 5. Two Seeds joined at their 
Summits. 
A Radiate Umbel is when the marginal 
Petals are larger than thofe of the Difk, as 
in Tordylium, Caucalis, Cortandrum, Ammi, 
and fome Species of Heracleum; an Umbel 
may vary alfo in having the Flowers of the 
* See the firft Note in Chap. 8. 
$ The umbellate Flowers, properly fo called, belong 
to the Order Digynia of the Clais Pentandria ; fee Part 
I[. Chap. 8. 
E 4 Margin 
