Vascular Tissue Collection

Lime tree stem, light micrograph
Lime tree stem. Light micrograph of a section through the stem of a lime tree (Tilia europaea). The outer epidermis has been shed and replaced by a layer of cork (dark red)

Water lily leaf, light micrograph
Water lily leaf. Light micrograph of a transverse section through the leaf of a water lily (Nympha sp.) plant. All aquatic plants (hydrophytes) have a similar structure

Leaf veins of ivy
Macrophotograph of a leaf skeleton of the ivy plant, Hedera helix. showing the branching pattern & decreasing size of the veins (vascular tissue)

Microscopic view of plant tissues

Xylem vessels, SEM
Xylem vessels, coloured scanning electron micrograph (SEM). Cross section through the stem of a magnolia (Magnolia sp.) plant

SEM of vascular tissue of tobacco leaf B745 / 0312
Tobacco. Coloured scanning electron micrograph (SEM) of vascular leaf fragments in cigarette tobacco. The walls of the xylem vessels seen here are strengthened with cellulose

Wood, SEM
Wood. Coloured scanning electron micrograph (SEM) of a section through wood showing the phloem vessels (dark green holes) and xylem tissue (lower frame)

Dandelion flower, light micrograph
Dandelion flower. Light micrograph of a section through a flower from a dandelion (Taraxacum officinalis) plant. The flower stem (bottom) is made up of parenchyma cells (light blue)

Sage stem, light micrograph
Sage stem. Light micrograph of a section through a primary stem of a scarlet sage (Salivia splendens) plant. The outer stem is covered with a thin epidermis (green) that contains stomata

Oleander stem, light micrograph
Oleander stem. Light micrograph of a cross-section through the stem of an oleander (Nerium oleander) tree. The outer layer is a thick cuticle (yellow) and then cork cambium (blue-green)

Blackcurrant plant stem, light micrograph
Blackcurrant plant stem. Light micrograph of a cross-section through the stem of a blackcurrant (Ribes nigrum) plant. The outer cortex (blue and pale brown) is made of cork cambium tissue

Spikenard stem, light micrograph
Spikenard stem. Light micrograph of a cross-section through the stem of a Spikenard (Aralia sp.) tree. The dark red cells just beneath the surface bark are collenchyma cells

Dog rose stem, light micrograph
Dog rose stem. Polarised light micrograph of a cross-section through the stem of a dog rose (Rosa canina) plant. The outer cortex (black and red) is made of cork cambium tissue

Japanese sago palm root, light micrograph
Japanese sago palm root. Light micrograph of a transverse section through a root of a Japanese sago palm, (Cycas revoluta)

Willow stem, light micrograph
Willow stem. Light micrograph of a cross-section through the stem of a willow (Salix sp.) tree. At centre is the pith (white), surrounded by woody xylem tissue (pink)

Maple stem, light micrograph
Maple stem. Polarised light micrograph of a cross-section through the stem of a field maple (Acer campestre). This shows the thick layer of cork (phellem)

Leaf surface. Close-up of the surface of a deciduous plant leaf in spring. The vascular tissue (black) transports water and minerals to the leaf tissues

Bogbean stem, light micrograph
Bogbean stem. Light micrograph of a cross-section through the stem of a bogbean plant (Menyanthes trifoliata), showing its internal structure

Mistletoe vascular bundle, LM
Mistletoe vascular bundle. Light micrograph (LM) of a section of mistletoe (Viscum album) stem in cross-section, showing a vascular bundle

Leaf veins of the common ivy
Scanning electron micrograph, tinted green, of a leaf skeleton of the common ivy, Hedera helix. The skeleton is left after the soft tissue (mesophyll) has rotted away

Mistletoe stem, LM
Mistletoe stem. Light micrograph (LM) of a mistletoe (Viscum album) stem in cross-section, showing nine vascular bundles radiating out from the centre of the stem

Mature poppy ovary, light micrograph
Mature poppy ovary. Light micrograph (LM) of a cross-section through a mature poppy ovary, which is incompletely divided by septa (membranes) that do not meet in the centre

Water lily leaf stalk, light micrograph
Water lily leaf stalk. Light micrograph of a transverse section through the leaf stalk (petiole) of a water lily (Nymphaea sp.). All aquatic plants (hydrophytes) have a similar structure

Pondweed stem, light micrograph
Pondweed stem. Light micrograph of a transverse section through the stem of a pondweed (Potamogeton sp.) plant. All aquatic plants (hydrophytes) have a similar stem structure

Water milfoil stem, light micrograph
Water milfoil stem. Light micrograph of a transverse section through the stem of the aquatic whorled water milfoil (Myriophyllum verticillatum) plant

Water milfoil shoot-tip, light micrograph
Water milfoil shoot tip. Light micrograph of a transverse section through the shoot-tip of the aquatic whorled water milfoil (Myriophyllum verticillatum) plant

Waterweed stem, light micrograph
Waterweed stem. Polarised light micrograph of a transverse section through a stem of the aquatic western waterweed (Elodea nuttallii) plant

Mares tail stem, light micrograph
Mares tail stem. Polarised light micrograph of a transverse section through a stem of the aquatic mares tail (Hippuris vulgaris) plant. All aquatic plants (hydrophytes) have a similar stem structure

Rosemary leaf structure, SEM
Rosemary leaf. Coloured scanning electron micrograph (SEM) of a freeze-fracture through a leaf from a rosemary plant (Rosmarinus officinalis). The fracture has revealed vascular tissue (green)

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Vascular tissue, the intricate network that ensures plants' survival, is a fascinating subject to explore. Through light and scanning electron micrographs, we can witness its diverse forms and functions. In the lime tree stem's light micrograph, we observe xylem vessels transporting water and minerals from roots to leaves. These slender tubes act as nature's plumbing system, sustaining the entire plant. Similarly, in the water lily leaf's light micrograph, vascular tissue orchestrates nutrient distribution. It enables this aquatic beauty to thrive by efficiently absorbing resources from both water and soil. The dog rose stem showcases another aspect diversity. Its light micrograph reveals bundles of phloem cells responsible for transporting sugars produced during photosynthesis throughout the plant. Microscopic views of various plant tissues provide an insight into their complex structures. We marvel at how these tiny components work together harmoniously to support life processes within plants. Scanning electron microscopy exposes even more intricate details. The SEM image of xylem vessels unveils their elegant pattern resembling delicate lacework – a testament to nature's artistry. Another SEM image captures tobacco leaf B745/0312’s vascular tissue with remarkable clarity. This close-up view allows us to appreciate its intricacies on a cellular level while acknowledging its vital role in sustaining tobacco plants' growth. Wood also exhibits mesmerizing patterns when observed under SEM. The intricate arrangement of xylem cells provides strength and stability necessary for trees to withstand environmental challenges over time. A smilax root's light micrograph showcases yet another facet complexity – it highlights specialized cells adapted for efficient absorption of nutrients from surrounding soil particles. Lastly, multiple lime tree stem images emphasize its significance in understanding vascular tissue structure variations across different parts of a single plant organism - each serving specific purposes crucial for overall function and survival. Through dandelion flower's captivating light micrograph, we gain further appreciation for how even delicate structures possess vascular tissue, ensuring the plant's reproductive success.