- Glossary >R
RACEME : flowers arranged like a spike but with footstalks.
RADIATE : a composite flower consisting of a disc in which the florets are tubular.
RADICAL LEAVES : leaves that rise directly from the rootstock.
RAY : the outer part of a compound radiate flower.
RECEPTACLE : the fleshy head of the peduncle supporting the flower.
RECURVED : curving outwards
REFLEX : bent or turned back.
RHIZOME : an underground creeping stem which sends out shoots above the roots below
ROSETTE : rose-shaped.