green bean/common bean plant (phaseolus vulgaris) seed embryo, germinated and seedling - 19th century - 子葉 幅插畫檔、美工圖案、卡通及圖標
silver maple tree (acer saccharinum) growth stages seed to seedling - 19th century - 子葉 幅插畫檔、美工圖案、卡通及圖標
imbibition (water absorption prior to germination) of pinto bean; before (left), after (right). (ic) - 子葉 個照片及圖片檔
close-up of natural pattern of platycerium or staghorn fern leaf, abstract background of lush foliage texture - 子葉 個照片及圖片檔微距攝影, 樹葉, 特寫
Pyrethrum Officinarum, Cotyledon minus, Copperplate, p. 468, Besler, Basilius; Jungermann, Ludwig Basilius Besler: Hortus Eystettensis . Nürnberg,...
Cotyledon orbiculata, 2) Crassula foliis oblongo-acutis, engraving, from Rariorum Africanarum Plantarum , by Johannes Burman, Table XXII, published...景天科的