"Irregular corolla of sweet pea. A, side view; B, front view. s, standard; w, w, wings; k, keel." -Bergen,…
Pictured are the essential organs of a sweet pea flower. Calyx (c), tenth stamen (a), and stigma (e).
Pictured are the Taccaceae, Dioscoreaceae, Iridaceae, Musaceae, and Zingiberaceae orders. Pictured are…
"Armeria vulgaris. 1. calyx and stamens; 2. section of corolla; 3. pistil; 4. ovule; 5. embryo." -Lindley,…
Pictured are the orders of thymelaeaceae, elaeagnaceae, lythraceae, and punicaceae. The flowers of these…
The orders pictured are tremandraceae, polygalaceae, and euphorbiaceae. The flowers of these orders…
"Valeriana celtica. 1. entire flower magnified; 2. the ovary and young calyx; 3. the fruit, with the…
"Roots of the water-hyacinth (Eichornia crassipes Solms), showing removable root-caps; b, root-cap removed…
"White water-lily. The inner petals and the stamens growing from the ovary." -Bergen, 1896