div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=colour-of-flowers-grown-in-the-darkhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Colour of Flowers Grown in the Dark loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader031vdocumentssitereader031viewer2022020522575067871a28ab0f07abf472html5thumbnails1jpg width=140 height=200 divp© 1876 Nature Publishing Grouppdiv