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Stoma in a tomato leaf shown via colorized scanning electron microscope image A stoma in horizontal cross section The underside of a leaf. In this species (Tradescantia zebrina) the guard cells of the stomata are green because they contain chlorophyll while the epidermal cells are chlorophyll-free and contain red pigments.
Rubus parviflorus, the fruit of which is commonly called the thimbleberry [2] or redcap, is a species of Rubus with large hairy leaves and no thorns. The species is native to northern temperate regions of North America. It produces red aggregate fruit similar in appearance to a raspberry; although edible
Rubus idaeus (raspberry, also called red raspberry or occasionally European red raspberry to distinguish it from other raspberry species) is a red-fruited species of Rubus native to Europe and northern Asia and commonly cultivated in other temperate regions.
carmogilev/Getty Images. Scientific name: Rubus ursinus x Rubus idaeus Taste: Sweet, tangy, floral Health benefits: Boysenberries—a cross between a raspberry, blackberry, dewberry and loganberry ...
Dry, one-seeded indehiscent fruit [11] in which the true fruit is not the so-called "berry", but the achenes, which are the so-called "seeds" on the infructescence, e.g. in the genus Fragaria. acicular Slender or needle-shaped. [11] See also Leaf shape. acropetal Moving from roots to leaves, e.g. of molecular signals in plants. acrophyll
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 stomata complex regulates the exchange of gases and water vapor between the outside air and the interior of the leaf. Typically, the stomata are more numerous over the abaxial (lower) epidermis of the leaf than the (adaxial) upper epidermis. An exception is floating leaves where most or all stomata are on the upper surface.
The redcurrant or red currant (Ribes rubrum) is a member of the genus Ribes in the gooseberry family. It is native to western Europe . [ 2 ] [ 3 ] [ 4 ] The species is widely cultivated and has escaped into the wild in many regions.