Spikelets botany definition

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WebA pistil may be simple, made up of a single carpel, or ovule-bearing modified leaf; or compound, formed from several carpels joined together. A flower having sepals, petals, … WebIn botany terms the difference between spike and spikelet is that spike is a kind of inflorescence in which sessile flowers are arranged on an unbranched elongated axis …

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Webspikelet noun spike· let ˈspī-klət : a small or secondary spike specifically : one of the small few-flowered bracted spikes that make up the compound inflorescence of a grass or … Web1. (Botany) botany the unit of a grass inflorescence, typically consisting of two bracts (glumes) surrounding one or more florets, each of which is itself surrounded by two … the locks resource centre chester

Spikelet - Wikipedia

WebHaving organs, particularly filament s such as stamen s, connected into one or more adelphiae, whether in the form of bunches or tubes, such as is commonly seen in families … WebMar 1, 1999 · All members of the tribe share not only the characteristic paired florets of the subfamily, but also paired spikelets, with one spikelet sessile and the other pedicellate . … Webspikelet in American English (ˈspaiklɪt) noun Botany a small or secondary spike in grasses; one of the flower clusters, the unit of inflorescence, consisting of two or more flowers and subtended by one or more glumes variously disposed around a common axis Most material © 2005, 1997, 1991 by Penguin Random House LLC. tickets racing strasbourg paris saint germain

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Spikelet - Wikipedia

WebJun 7, 2024 · Panicles often refer to grasses whose spikelets are borne at the end of stalks on a branching flowering head. They show an enormous amount of variety both in individual plants (depending on the age and developmental stage of the plant), within species, and (obviously) between species. WebDefine spikelets. spikelets synonyms, spikelets pronunciation, spikelets translation, English dictionary definition of spikelets. n. A small or secondary spike, characteristic of grasses and sedges, bearing one or more florets and usually subtended by one or two bracts. ... (Botany) botany the unit of a grass inflorescence, typically consisting ... tickets rcmusic.caWebSpikelet. The central part of the ear or spike is a waveform rachis, composed of a number of short nodes and internodes ( Figure 2a). Spikelets grow at the nodes, constituting modified shoots (Figure 2b ). Two glumes, located at the base of each spikelet, are shorter than the rest of lemmas in florets. the lock speakeasy bally\\u0027s

"Web(botany) A small, or secondary spike, especially one of many in the inflorescence of a grass or sedge " - Spikelets botany definition

Spikelets botany definition

WebSep 1, 2002 · Spikelets bearing one or more reduced flowers are the basic reproductive unit in the Cyperaceae. Spikelet structure, arrangement, flower number per spikelet and floral sex have been important characters in the systematics of the family ( Koyama, 1961; Eiten, 1976; Dahlgren et al ., 1985; Tucker, 1987; Bruhl, 1995; Goetghebeur, 1998 ).

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WebSpikelet length 8–14 mm Glume relative length one or both glumes are as long or longer than all of the florets Awn on glume the glume has no awn One or more florets there is one floret per spikelet Lemma awn length 0 mm Leaf sheath hair type there are no hairs on the surface of the leaf sheath Leaf ligule length 1–2 mm Anther length 3–6 mm Webspikelet in American English (ˈspaiklɪt) noun Botany a small or secondary spike in grasses; one of the flower clusters, the unit of inflorescence, consisting of two or more flowers and …

Webspikelet [ spahyk-lit ] noun Botany. a small or secondary spike in grasses; one of the flower clusters, the unit of inflorescence, consisting of two or more flowers and subtended by … WebApr 1, 1980 · Spikelets also differed from leaves in that osmotic potentials at full turgor were usually higher. During grain growth, levels of osmotic potential were observed in the spikelets of some genotypes which were up to 1·1 MPa greater than the corresponding water potential.

Webspikelet ( pl. spikelets) ( botany) A small, or secondary spike, especially one of many in the inflorescence of a grass or sedge Translations spikelet - botany: secondary spike Finnish: tähkylä ‎ Anagrams pestlike pikelets steplike Practical … WebOct 10, 2024 · Even though the number of spikelets per spike is moderately correlated with the number of grains per spike in elites (+0.45) and resources (+0.46), correlations with grain yield and other yield related traits are poor or even negative . This indicates that more spikelets per spike are rather disadvantageous for grain yield.

WebMar 17, 2024 · Abstract. Wheat adaptation is affected by Ppd genes, but the role of these alleles in the rates of leaf and spikelet initiation has not been properly analysed. Twelve near isogenic lines (NILs) combining Ppd-1a alleles from different donors introgressed in A, B, and/or D genomes were tested under field conditions during two growing seasons …

WebA spike is a raceme, but the flowers develop directly from the stem and are not borne on pedicels, as in barley ( Hordeum ). monoecious flowers A catkin (or ament) is a spike in which the flowers are either male (staminate) or female (carpellate). It is usually pendulous, and the perianth may be reduced or absent, as in oaks ( Quercus ). yarrow tickets razorlightWebAug 14, 2024 · Here, we identified a gene MOTHER OF FT AND TFL1 (OsMFT1) that regulates rice heading and panicle architecture. Overexpressing OsMFT1 delayed heading date by over 7 d and greatly increased spikelets per panicle and the number of branches. In contrast, OsMFT1 knockout mutants had an advanced heading date and reduced … the lockspotWebspikelet. ( ˈspaɪklɪt) n. 1. (Botany) botany the unit of a grass inflorescence, typically consisting of two bracts (glumes) surrounding one or more florets, each of which is itself … the lockspot cafeWebApr 6, 2024 · rice, ( Oryza sativa ), edible starchy cereal grain and the grass plant (family Poaceae) by which it is produced. Roughly one-half of the world population, including … the locks pub geldestonWebJan 23, 2024 · spikelet ( plural spikelets ) ( botany) A small, or secondary spike, especially one of many in the inflorescence of a grass or sedge. Translations [ edit] ± show botany: … tickets readingnorthern.comWebIt is a physiological process of continuous underground branching of compact node joints of the primary shoot (Figure 2.8 ). Tillering gives the crop the necessary number of stalks required for a good production. the lock speakeasy bally\u0027sWebMar 1, 1999 · All members of the tribe share not only the characteristic paired florets of the subfamily, but also paired spikelets, with one spikelet sessile and the other pedicellate . The two spikelets, each with two florets, define a set of four florets; these may differ in their development and in their sex expression . In most Andropogoneae the distal ... tickets rbd colombia