iu 
INTRODUCTION TO BOTANY. 
Compound, composita. The rays of the peduncles are 
again subdivided. Daucus vulgaris, Pastinaca, Ammi and 
many other umbelliferee. PL 7, fig. 1 . 
If Naked, nuda. Without any involucra at the base of 
the rays. Solanum nigrum, Pimpinella major. 
Involucrated, involucrata. With involucra. Daucus 
vulgaris. 
Spathed, spathata. Proceeding from a spathe. Allium. 
H Rounded, splicer ica. Forming a spherical head of 
flowers; Allium laetum. Cepa esculenta. 
Convex, convexa . Forming a rounded surface. Asclepias 
Syriaca, Daucus hispida. 
Flat, plana. Forming a fiat surface. Sphondylium vul- 
gare, Fceniculum vulgare, Imperatoria major. 
Concave, concava. Forming a concave surface. Daucus 
vulgare when in fruit. 
Loose, laxa . The peduncles at some distance' from 
each other. Athamanta latifolia. 
Close, coarctata , densa. The peduncles very near each 
other. Cepa vulgaris, Daucus vulgaris, Hydrocotyle vul- 
garis. 
If Few-rayed, pauciradiata, depauper ata. Having only a 
few rays. Hydrocotyle vulgaris, Scandix vulgaris. 
Proliferous, prolifer a. If one or more of the peduncles 
of a simple umbel throw out one or more umbellules. Hy- 
dro cotyle vulgaris. 
^f Like-flowered, uniform, similiflora . All the flowers 
alike. Sium verticillatum, Imperatoria major. 
Unlike-flowered, radiant, diversiflora , radians. The 
flowers in the centre regular, and those in the circumfe- 
rence irregular, the outside petals being larger than those 
towards the centre. Tordylium officinale, Coriandrum 
sativum. 
Umbellule. 
Umbellula. A small partial imbel , being part of a large 
umbel , and formed by the secondary rays. — Daucus vulgaris, 
and many other umbelliferse. PI. 7, fig. 1. 
Bouquet. 
Sertulum. A simple umbel in which the peduncle is only 
once divided into rays. — Buttomus umbellatus. Pl. 8, fig. 2. 
