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Rhododendron leaf and ivy leaf on photo paper for printers, sensitized with beetroot juice 10x15 cm Maple leaf, anthotype with sour cherry juice, 2 h exposure time at high noon in summer time Yenidze, Dresden, transparent photo placed at the paper with turmeric, 4h exposure, anthotype with alcoholic solution of turmericin isopropanol Yenidze, Dresden, the same anthotype with alcoholic solution ...
The epidermis is the outermost cell layer of the primary plant body. In some older works the cells of the leaf epidermis have been regarded as specialized parenchyma cells, [1] but the established modern preference has long been to classify the epidermis as dermal tissue, [2] whereas parenchyma is classified as ground tissue. [3]
The following terms are used to describe leaf morphology in the description and taxonomy of plants. Leaves may be simple (that is, the leaf blade or 'lamina' is undivided) or compound (that is, the leaf blade is divided into two or more leaflets). [1] The edge of the leaf may be regular or irregular, and may be smooth or have hair, bristles, or ...
The leaves are hairy, the lower ones long-stalked, the upper ones stalkless. [2] In spring and summer it bears terminal racemes of white, pink or violet flowers, followed by showy, green through light brown, translucent, disc-shaped [ 2 ] siliques (not true botanical seedpods), sometimes called moonpennies. [ 3 ]
Urtica dioica is a dioecious, herbaceous, and perennial plant. It grows to 0.9 to 2 metres (3 to 7 feet) tall in the summer and dying down to the ground in winter. [6] It has widely spreading rhizomes and stolons, which are bright yellow, as are the roots.
A flowering Fenestraria rhopalophylla, so named due to the translucent leaf window on the tips of its modified leaf.. Leaf window, also known as epidermal window, [1] and fenestration, [2] [3] is a specialized leaf structure consisting of a translucent area through which light can enter the interior surfaces of the leaf where photosynthesis can occur.
The plant grows up to 0.4 m (1.3 ft). The flowers are white, pedicellate, with six obovate petals and bloom from May to July. [3] After it flowers, it bears dark blue/purple fruit with a white powdery coating from June to August. [4] Its stems are terete and grow 30–60 cm (12–24 in) long. Its rhizomes are stout and knotty. The plant is ...
Young plants and coppice regrowth have narrow lance-shaped leaves that are 50–150 mm (2.0–5.9 in) long, 5–25 mm (0.20–0.98 in) wide and petiolate. Adult plants have leaves that are the same shade of dull green to bluish on both sides, lance-shaped to curved, 50–195 mm (2.0–7.7 in) long and 6–30 mm (0.24–1.18 in) wide, tapering ...