{14 ‘INTRODUCTION TO BOTANY. 
Compound, composita. The rays of the peduncles are — 
again subdivided. Daucus vulgaris, Pastinaca, Ammi and 
many other umbellifere. Pl. 7, fig. 1. g 
q Naked, nuda. Without any involucra at the base of — 
the rays. Solanum nigrum, Pimpinella major. 
Involucrated, involucrata.. With involucra. Daucus — 
vulgaris. 
Spathed, spathata. Proceeding froma spathe. Allium. — 
@ Rounded, spherica. Forming a spherical. head of — 
flowers. Allium letum. Cepa esculenta. f i 
Convex, convexa. Forming a rounded surface. Asclepias 
Syriaca, Daucus hispida. 4 
Flat, plana. Forming a flat surface. Sphondylium vul- — 
gare, Fceniculum vulgare, Imperatoria major. 
Concave, concava. Forming a concave surface. Daucus 
vulgare when in fruit. i 
@ Loose, axa. 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. 
{ Few-rayed, pauciradiata, depauperata. Having only a 
few rays. Hydrocotyle vulgaris, Scandix vulgaris. 
Proliferous, prolifera. If one or more of the peduncles © 
of a simple umbel throw out one or more umbellules. Hy- 
drocotyle vulgaris. ‘ 
@ Like-flowered, uniform, szmiliflora. 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. 4 small partial umbel, being part of a large | 
umbel, and formed by the secondary rays.—Daucus vulgaris, © 
and many other umbelliferse. Pl. 7, fig. 1. ‘ 
Bovoguet. 
Sertulum. 4 simple umbel in which the peduncle is only 
once divided into rays—Buttomus umbellatus. Pl. 8, fig. 2. 
