The colours of flowers [microform] : as illustrated in British flora (1882)
Allen, Grant, 1848-1899 · London : Macmillan · leaf 39
LAW OF PROGRESSIVE COLOURATION. a7 that new colours always make their appearance at the outer side of the petal, while the base usually retains its primitive colouration. For the present, this prin- I … Fic. 6 —Vertical section of bramble-flower (Rxdus). White. ciple must be accepted on trust. Finally, the true roses (Fig. 8), whose flowers are the most developed of all, have usually broad pink petals (like those of our own ” | Wty 4 Ne AANA N vty Fic, 7.—Vertical section of apple-blossom (Pyrus…
Flowers · Color of flowers · Fleurs · Couleur des fleurs
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