Describe the structure of ligule
WebInternal Structure of Selaginella: 1. Stem: A Tranverse section (T.S.) of the stem of Selaginella is somewhat circular in outline and shows the following... 2. Root: A T.S. of … Webis that ligule is in many grasses (Poaceae) and some sedges (Cyperaceae), the membranous appendage or ring of hairs projecting from the inner side of a leaf at the …
Describe the structure of ligule
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Webpoint of view of structure–function relationships are the membranous ligules, particularly those of the genus Lolium (Chaffey, 1983b, 1985a,b,c,d, 1994, 1995, 1996), and this … Webligule ( ˈlɪɡjuːl) or ligula n 1. (Botany) a membranous outgrowth at the junction between the leaf blade and sheath in many grasses and sedges 2. (Botany) a strap-shaped corolla, such as that of a ray floret in the daisy [C19: via French, from Latin ligula strap, variant of lingula, from lingua tongue]
WebThe ligule ofSelaginella kraussiana shows active incorporation of tritiated glucose in the central region; particularly into the Golgi system, but also into endoplasmic reticulum, … The ligule is part of the leaf that is found at the junction of the blade and sheath of the leaf. It may take several forms, but it is commonly some form of translucent membrane or a fringe of hairs. The membranous ligule can be very short 1–2 mm (Kentucky bluegrass, Poa pratensis) to very long 10–20 mm (Johnson grass, Sorghum halepense), it can also be smooth on the edge or ve…
WebThe pistil (female structure) is composed of two carpels, which are united to form a compound ovary with a terminal style. There is usually a nectar-producing region (nectary) in the form of a minute ring surrounding the style atop the ovary. The ovary has only one locule (seed cavity), with a single ovule arising from the base. WebJan 1, 1985 · The ligule is considered to be a highly organized and differentiated leaf organ with a pholosynthetic mesophyll and an adaxial epidermis active in the …
WebThese observations suggest that common mechanisms are utilized to initiate leaves and branches are redeployed to regulate ligule and auricle development from leaf primordia. A major step in understanding morphogenesis of these structures requires knowing when and how the auricle forms relative to the ligule.
birthday week gifts for herWebThe upper part of the ligule base is composed of very dense polygonal cells containing many ribosomes, endoplasmic reticulum (ER), and Golgi bodies. In S. pilifera, callose … danvers chinese foodWebThe ligule of Selaginella kraussiana shows active incorporation of tritiated glucose in the central region; particularly into the Golgi system, but also into endoplasmic reticulum, mitochondria and cell periphery. Two hours chase in unlabelled glucose reveals a small amount of cell wall formation but most of the label remains in the Golgi bodies. birthday welcome sign templateWebA ligule is a membranous appendage found at the collar that serves as a useful trait to identify different grass species. Compare the ligule shapes of big bluestem (Exhibit 10) … danvers chinese food deliveryWebligule: a variously modified extension of the sheath lying at the base of the blade; often a vertical membrane, and in certain cases, mere bristles. crown: basal zone of the shoot, the origin of which was tissue at the base of the … birthday welcome sign boardWebThe ligule has a basal cup-shaped sheath with often casparian strips (e.g., S. kraussiana) and an adjacent hemispherical glossopodium (Greek glossa ‘tongue’ and podiun ‘foot’) … birthday welcome sign template freeWebAug 16, 2024 · The ligular region, between the maize blade and sheath, consists of the ligule and auricle and establishes leaf angle, which determines the plant’s overall architecture.Mutant studies in maize have identified genes essential for development of the ligular region (9–13).lg1 and lg2 mutants exhibit erect leaf architecture because of … danvers electric company