PLATE VIII. 



A. — Helianthemum \rulgare, Qcsrtner : p. 83. 



1. Back view of the calyx. 



2, The pistil. 



B. — Drosera rotundifolia, Linnceus: p. 93. 



1. One of the gland-fringed leaves. 



2. The stamens and pistil, 



C. — Polygala vulgaris, Lmnceus : p. 83. 



1. A flower, seen from beneath. 



2. Side view of a flower. 



3. The pistil. 



D. — Frankenia Isevis, Linncetis : p. 84, 



1. A portion of the stem, showing the opposite leaves, and 



axillary clusters of smaller leaves. 



2. A flower. 



8. One of its petals. 



4. The pistil. 



