Describe the structure of ligule
WebAug 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 … WebJan 1, 2013 · Many key recognizing characters are present in the collar region, the junction of the leaf blade and leaf sheath, where the ligule resides. The paper aims to determine the type, shape, structure ...
Describe the structure of ligule
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WebJun 28, 2008 · Great variety in ligule abaxial surface anatomy was found but internally all ligules so studied possess a tripartite structure of two uniseriate epidermes enclosing a … WebAug 24, 2024 · The term ligule means “small tongue” (Palisot de Beauvois, 1812 ), a structure that is present at the base of the leaf in several plant groups such as …
Webthe ligule but a portion of whitish collar can be seen at the edge of the fold. ... The following review of grass plants is intended to describe the functions of various plant parts that will be important in studying grass growth and regrowth. ... seedlings emerge from the soil with only one leaf-like structure (Fig. 3, germination and ... WebThe maize ligule is an adaxial membranous structure on the leaf that develops at the boundary of the sheath and blade. The ligule and the associated auricle are dispensable structures, amenable to genetic manipulation. We present here a genetic analysis of liguleless1 (lg1) and liguleless2 (lg2), the two genes known to be uniquely necessary for ...
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 … 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 …
WebThe 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’) …
WebThe ligule was a characteristic feature of the extinct giant lycophytes such as Lepidodendron. quillwort Isoetes species have a plant body that is relatively small, consisting of a short compact axis (corm) and tufts of … how did james watt impact societyWebInflorescence – The entire reproductive structure of a grass, sedge, or rush is called the inflorescence. Ligule – The ligule is where the blade and the sheath meet. The ligule … how did james w marshall find goldWebis 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 … how did james watt invention change societyWebAug 8, 2006 · They are described in detail, emphasizing interspecific differences and habitat-dependent variation of shape, length and prickle hair density. All ligules studied are membranous, without veins and... how did jamie hector get scar on faceWebJun 28, 2008 · Structure and function in the grass ligule: mitochrondria and microfaodies in the ligule of Lolium temulentum L., an ultrastructural and cytochemical study. Journal of Experimental Botany. 36: how did jamil french dieWebJan 15, 2013 · The ligule is an adaxial structure found at the blade-sheath boundary of most grass leaves. The main function of a ligule is to repel water from entering the space between the leaf sheath and stem, where axillary buds form. ... Here, we describe the characterization and cloning of the semi-dominant Liguleless narrow-Reference (Lgn-R) … how did jamsheed the rpg god dieWebJun 28, 2008 · These authors have proposed three distinct definitions for ligules: (1) a subtype of stipule (Bischoff 1834;Regel 1843;Lubbock 1891Lubbock , 1895Arber 1925); … how did jane become lady thor