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2. Stem-and-leaf display - Wikipedia

   en.wikipedia.org/wiki/Stem-and-leaf_display

   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.

3. Talk:Stem-and-leaf display - Wikipedia

   en.wikipedia.org/wiki/Talk:Stem-and-leaf_display

   Somebody needs to check the math. I've always heard stemplots are to be rounded down to the nearest integer, yet in all the examples standard rounding principles (0-4, 5-9) are used.

4. Stipule - Wikipedia

   en.wikipedia.org/wiki/Stipule

   A stipule is "ochreate" if a single stipule appears to be a solid tube that goes all the way around the stem. A stipule is "foliaceous" if it is leaf-like. These are generally used to photosynthesize. A stipule is considered a "bud scale" if it is hard or scaly and protects leaf buds as they form. These generally fall off as soon as the leaf ...

5. Glossary of botanical terms - Wikipedia

   en.wikipedia.org/wiki/Glossary_of_botanical_terms

   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 Borne in or arising from the axil, usually referring to the axil of a leaf. axis The main stem of a whole plant or inflorescence; also, the line along which this stem extends.

6. Plant stem - Wikipedia

   en.wikipedia.org/wiki/Plant_stem

   The stem can also be called the culm, halm, haulm, stalk, or thyrsus. The stem is normally divided into nodes and internodes: [2] The nodes are the points of attachment for leaves and can hold one or more leaves. There are sometimes axillary buds between the stem and leaf which can grow into branches (with leaves, conifer cones, or flowers). [2]

7. Petiole (botany) - Wikipedia

   en.wikipedia.org/wiki/Petiole_(botany)

   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.

8. Epidermis (botany) - Wikipedia

   en.wikipedia.org/wiki/Epidermis_(botany)

   The leaf and stem epidermis is covered with pores called stomata (sing; stoma), part of a stoma complex consisting of a pore surrounded on each side by chloroplast-containing guard cells, and two to four subsidiary cells that lack chloroplasts. The stomata complex regulates the exchange of gases and water vapor between the outside air and the ...

9. Stele (biology) - Wikipedia

   en.wikipedia.org/wiki/Stele_(biology)

   An endodermis generally surrounds the stele. A centrarch (protoxylem in the center of a metaxylem cylinder) haplostele is prevalent in members of the rhyniophyte grade, such as Rhynia. [6] actinostele – a variation of the protostele in which the core is lobed or fluted. [7] This stele is found in many species of club moss (Lycopodium and ...