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2. Converging at an angle of less than 90°. Contrast obtuse. ad-. Prefix meaning "near or toward"; also meaning "added to". [ 13] adaxial. Surface of an organ facing toward the organ's axis, [ 13] e.g. the upper surface of a lateral organ such as a leaf or petal. Contrast abaxial.
Indehiscent – not opening at maturity. Reticulate – web-like or network-like. Striated – marked by a series of lines, grooves, or ridges. Tesselate – marked by a pattern of polygons, usually rectangles. Wing (plant) – any flat surfaced structure emerging from the side or summit of an organ; seeds, stems.
Triangular, wedge-shaped, stem attaches to point. cuneiform. whole leaf. Narrowly triangular, widest on the opposite end from the stem, with the corners at that end rounded. cuspidate. cuspidatus. leaf tip. With a sharp, elongated, rigid tip; tipped with a cusp. deltoid, deltate.
Geodesic dome. A geodesic dome is a hemispherical thin-shell structure (lattice-shell) based on a geodesic polyhedron. The rigid triangular elements of the dome distribute stress throughout the structure, making geodesic domes able to withstand very heavy loads for their size.
In many Fabaceae flowers, a calyx tube surrounds the petals. The large calyx of the medlar fruit is the source of its vulgar nicknames. A sepal ( / ˈsɛpəl, ˈsiːpəl /) [ 1][ 2][ 3] is a part of the flower of angiosperms (flowering plants). Usually green, sepals typically function as protection for the flower in bud, and often as support ...
Ramie (pronounced: / ˈ r eɪ m i /, RAY-mee; from Malay rami), Boehmeria nivea, is a flowering plant in the nettle family Urticaceae, native to eastern Asia.It is a herbaceous perennial growing to 1.0–2.5 m (3 ft 3 in – 8 ft 2 in) tall; [1] the leaves are heart-shaped, 7–15 cm (2.8–5.9 in) long and 6–12 cm (2.4–4.7 in) broad, and white on the underside with dense, small hairs ...
A type of grass (botanical name: agrostis stolonifera) used for the construction of lawn bowls greens. Known for its carpet like cover, and the ability to successfully cultivate in a wide variety of climates. [2] bias the natural curve built into a bowl, creating an arc from the point of releasing the bowl to the point it stops. bigs
Euphorbia is a very large and diverse genus of flowering plants, commonly called spurge, in the family Euphorbiaceae . Euphorbias range from tiny annual plants to large and long-lived trees. [ 2] with perhaps the tallest being Euphorbia ampliphylla at 30 m (98 ft) or more. [ 3][ 4] The genus has roughly 2,000 members, [ 5][ 6] making it one of ...