stomata in begonia's leaf. the stoma is a pore in the epidermis of the leaf that manages gas exchange. magnified 150x - 植物氣孔 個照片及圖片檔
wood sorrel, oxalis ortgiesii and oxalis floribunda; leaf, stomata and leaf anatomy study - 植物氣孔 幅插畫檔、美工圖案、卡通及圖標
mistletoe, viscum album, european holly, ilex aquifolium, oleander, nerium oleander, leaf cuticle sections - 植物氣孔 幅插畫檔、美工圖案、卡通及圖標
leaf cross sections, erica caffra, empetrum nigrum, andromeda tetragona, tylanthus ericoides, salix reticulata - 植物氣孔 幅插畫檔、美工圖案、卡通及圖標
minute orchid, bulbophyllum minutissimum. bulbophyllum odoardii. stem anatomy and stomata. - 植物氣孔 幅插畫檔、美工圖案、卡通及圖標
broom, cytisus radiatus. she-oak, casuarina quadrivalvis. stem anatomy and stomata. - 植物氣孔 幅插畫檔、美工圖案、卡通及圖標
male fern nephrodium filix mas and ladder brake pteris arifolia leaf epidermis and cross section diagrams - 植物氣孔 幅插畫檔、美工圖案、卡通及圖標
phytophthora infestans water mold causing potato blight, magnification of leaf stomata with infestation - 19th century - 植物氣孔 幅插畫檔、美工圖案、卡通及圖標患病植物
phytophthora infestans water mold causing potato blight, cross section of leaf magnification of plant cell structure infestation - 19th century - 植物氣孔 幅插畫檔、美工圖案、卡通及圖標
Penitentiary agents guard cells with members of the "Mara Salvatrucha" and "Barrio 18" gangs inside at CECOT on October 12, 2023 in Tecoluca, El...監獄
lilac leaf (syringa) in cross section showing guard cells and stoma in the lower epidermis, 200x - 植物氣孔 個照片及圖片檔
garden balsam flower (impatiens balsamina) leaf epidermis with stomata - 19th century - 植物氣孔 幅插畫檔、美工圖案、卡通及圖標
white lily flower (lilium candidum) leaf stomata, closed and open - 19th century - 植物氣孔 幅插畫檔、美工圖案、卡通及圖標
pine leaf (needle), x-section pinus sp. shows: epidermis, stoma, vascular tissue, parenchyma 25x. h - 植物氣孔 個照片及圖片檔
stoma (open) & guard cells. leaf epidermis, sedum (stonecrop), 250x at 35mm. the guard cells show chloroplasts and a nuclei. guard cells open and close the stoma. - 植物氣孔 個照片及圖片檔
leaf cross section, privet (ligustrum), 50x. shows: palisade mesophyll, spongy mesophyll, epidermis, stomata and guard cells. - 植物氣孔 個照片及圖片檔
leaf cross section, beach grass (ammophila), sunken stomates, xerophytic adaptation. shows: photosynthetic tissue, sunken stomates, and vein (vascular bundle with xylem & phloem. 100x - 植物氣孔 個照片及圖片檔下沉的
leaf cross section, beach grass (ammophila), sunken stomates, xerophytic adaptation, 50x. shows: photosynthetic tissue, sunken stomates (which represent a xerophytic adaptation), veins (vascular bundles with xylem & phloem) - 植物氣孔 個照片及圖片檔顯微鏡, 摄影, 白色的背景
immunofluorescent photomicrograph, organs samples, histological examination, histopathology on the microscope - 植物氣孔 個照片及圖片檔細胞
plant tissue, photo taken in the laboratory under a microscope, immunofluorescent photomicrograph, organs samples, histological examination, histopathology on the microscope - 植物氣孔 個照片及圖片檔顯微鏡, 抽象, 基本組織
privet leaf, ligustrum. cross-section. epidermis, palisade mesophyll, spongy mesophyll, stoma, guard cells. 50x at 35mm - 植物氣孔 個照片及圖片檔薄壁組織
lilac leaf, cross-section. epidermis, stoma, guard cells, palisade & spongy mesophyll. 100x at 35mm - 植物氣孔 個照片及圖片檔細胞