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The plants feature hard leaves, short internodes (the distance between leaves along the stem) and leaf orientation which is parallel or oblique to direct sunlight. Sclerophyllous plants occur in many parts of the world, [ 1 ] but are most typical of areas with low rainfall or seasonal droughts, such as Australia, Africa, and western North and ...
Various folk cultures and traditions assign symbolic meanings to plants. Although these are no longer commonly understood by populations that are increasingly divorced from their rural traditions, some meanings survive. In addition, these meanings are alluded to in older pictures, songs and writings.
The word "ericoid" is used in modern biological terminology for its literal meanings and for extensions. Ericoid could have more than one meaning, but in practice the most common use is in reference to a plant's habit, to describe small, tough ( sclerophyllous ) leaves like those of heather. [ 1 ]
Common Name: Caladium, heart of Jesus plant, angels wings. Botanical Name: Caladium spp. Plant Family: Araceae. Type of Plant: Annual, perennial in USDA zones 9 to 10. Native Origin: Central and ...
4. A generally straight, stiff pappus element, varying from stiffly bristle-like to hard and needle-like. In Strophanthus, the awn is the beak of the seed, stipe of the coma hairs. axil The upper angle between one part of a plant and another, e.g. the stem and a leaf. axile On an axis; of a placenta, on the central axis of the ovary. axillary
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 of Lithops are mostly buried below the surface of the soil, with a partially or completely translucent top surface known as a leaf window which allows light to enter the interior of the leaves for photosynthesis. [2] During winter a new leaf pair, or occasionally more than one, grows inside the existing fused leaf pair.
The golden-yellow spherical flowers are prolifically produced in the leaf axils. [3] Each simple inflorescence has a diameter of 3 to 4 mm (0.12 to 0.16 in) and contains 12 to 20 flowers. After flowering linear to curved to openly coiled seed pods form with a length of 6 cm (2.4 in) and a width of 2 to 3 mm (0.079 to 0.118 in) that contain ...