138 INTRODUCTION TO BOTANY. 
6. Colour. 
Red, Corolla rubra. Rosa Damascena, Dianthus Caryo- 
phyllus ruber. 
Reddish violet, rubro-violacea. Lythrum spicatum, Ce- 
losia cristata. 
Violet, violacea. Aconitum Napellus, Campanula Car- 
pathica. 
Bluish-violet, c@ruleo-violacea. Convolvulus tricolor, 
Cyanus vulgaris, Cineraria amelloides. 
Blue, cerulea. Pneumonanthe vulgaris, Delphinium 
erandiflorum. 
Bluish-green, ce@ruleo-viridis. 
Green, ‘viridis. 
Greenish-yellow, viridi-lutea. Hedera communis, Acer 
majus, Silene parviflora. 
Yellow, lutea. Ranunculus longifolius. 
Yellowish-orange, /uteo-aur antiaca. Calendula officinalis. 
Orange, aurantiaca. 'Tropeeolum majus. 
Reddish-orange, rwbro-aurantiaca. Salvia coccinea, Pa- 
paver erraticum. 
{ White, alla. Parnassia palustris. 
7. Duration. 
Persisting, withering, Corolla persistens, marcescens. 
Lasting after the fecundation of the ovules, but in a wi- 
thered state. Trientalis Europza, Erica, Campanula, 
Corrigiola, Trifolium procumbens, Cucumis. 
Passing away, decidua, transiloria. Falling soon after 
the fecundation of the ovules. The generality ‘of flowers. 
Fugacious, fugax, caduca. Falling off as soon as the 
flower is completely open, or even before. Actza, Thalic- 
trum, Chelidonium corniculatum, Glaucium violaceum, 
Cerastites macrocephala, Peplis Portula. 
_ FBErats. 
Petala. The several pieces into which the corolla is 
divided. 
ie Position. 
Opposite, Petala oppositiva, ¢ caly lyct opposita. Placed be- 
fore the divisions of the calyx. - Berberis, Epimedium. 
Interposed, alternate, inter rpositiva, calyct alterna. Al- 
ternating with the divisions of the calyx. Cruciferae, Rosa, 
and most plants. 
