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English: This diagram show a specific parts of a leaf that is on a stem. The parts included are: 1. Apex 2. Midvein (Primary vein) 3. Secondary vein. 4. Lamina. 5. Leaf margin 6. Petiole 7. Bud 8. Stem
A stem-and-leaf plot of prime numbers under 100 shows that the most frequent tens digits are 0 and 1 while the least is 9. A stem-and-leaf display or stem-and-leaf plot is a device for presenting quantitative data in a graphical format, similar to a histogram, to assist in visualizing the shape of a distribution.
Node: A point of attachment of a leaf or a twig on the stem in seed plants. A node is a very small growth zone. Pedicel: Stems that serve as the stalk of an individual flower in an inflorescence or infrutescence. Peduncle: A stem that supports an inflorescence or a solitary flower. Prickle: A sharpened extension of the stem's outer layers, e.g ...
stem attachment: A round leaf where the petiole attaches near the center, e.g. a lotus leaf perfoliate: perfoliatus: stem attachment: With the leaf blade surrounding the stem such that the stem appears to pass through the leaf perforate: perforatus: leaf surface features Many holes, or perforations, on leaf surface. Compare with fenestrate ...
Leaf of Pyrus calleryana with petiole. In botany, the petiole (/ ˈ p iː t i. oʊ l /) is the stalk that attaches the leaf blade to the stem. [1]: 87 [2]: 171 It is able to twist the leaf to face the sun, producing a characteristic foliage arrangement (spacing of blades), and also optimizing its exposure to sunlight.
With an opposite leaf arrangement, two leaves arise from the stem at the same level (at the same node), on opposite sides of the stem. An opposite leaf pair can be thought of as a whorl of two leaves. With an alternate (spiral) pattern, each leaf arises at a different point (node) on the stem. Distichous leaf arrangement in Clivia
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Diagram of Scouler's willow (Salix scouleriana) seed, indicating position of hypocotyl. The hypocotyl (short for "hypocotyledonous stem", [ 1 ] meaning "below seed leaf") is the stem of a germinating seedling , found below the cotyledons (seed leaves) and above the radicle ( root ).