(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 bracts. A spike is a raceme except that the flowers are attached directly to the axis at the axil of each leaf rather than to a pedicel (see photograph). Each floret contains a pistil and stamens and is enclosed by two bracts, the lemma and the palea. All Free. of Quaking grass Accessed 14 Dec. 2020. : a small or secondary spike specifically : one of the small few-flowered bracted spikes that make up the compound inflorescence of a grass or sedge. spikelet - WordReference English dictionary, questions, discussion and forums. For descriptive purposes, inflorescence terminology for the grasses will be based upon the arrangement of spikelets rather than flowers. 1. The Dictionary.com Word Of The Year For 2020 Is …. Each floret contains a pistil and stamens and is enclosed by two bracts, the lemma and the palea. (Botany) the small inflorescence of plants of other families, esp the sedges spikelet definition in English dictionary, spikelet meaning, synonyms, see also 'spirelet',spike',spiel',spieler'. See Illust. What Is The Difference Between “It’s” And “Its”? The fleshy spike characteristic of the Araceae is… Read More A small spike, especially one that is part of the characteristic inflorescence of grasses and sedges. Click on a title to look inside that book (if available): Flowering Plants. spikelet . Post the Definition of spikelet to Facebook, Share the Definition of spikelet on Twitter, We Got You This Article on 'Gift' vs. 'Present'. a separate inflorescence clustered with the others. The lowermost, called glumes, are usually two in number, and they enclose some or all of the other scales.… At the base of the entire spikelet are two additional scalelike bracts, the glumes. “Spikelet.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spikelet. A grass spikelet consists of one or more florets (reduced flowers). In angiosperm: Inflorescences. See lemma 1, palea 2. In Brachypodium ( Brachypodium distachyon ), the inflorescence is an unbranched spike with a terminal spikelet and a limited number of lateral spikelets. Britannica.com: Encyclopedia article about spikelet. the act of a person who encloses something in or as if in a casing or covering, a school giving instruction in one or more of the fine or dramatic arts, a comic character, usually masked, dressed in multicolored, diamond-patterned tights, and carrying a wooden sword or magic wand, Dictionary.com Unabridged A spikelet, in botany, describes the typical arrangement of grass flowers. As has been noted, the spikelet itself is technically an inflorescence. Spikelet noun 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 … spikelet translation in English-Dutch dictionary. Unisexual flower, spikelet, and inflorescence development in monoecious/dioecious BOUTELOUA DIMORPHA (Poaceae, Chloridoideae) 1 Michael S. Kinney,2 J. Travis Columbus, and Elizabeth A. Friar Department of Botany, Claremont Graduate University and Rancho Santa Ana Botanic Garden, 1500 N. College Ave., Claremont, California 91711-3157 USA Spikelets are the basic inflorescence units in rice and typically consist of a flower of interlocked lemma and palea forming a husk, two lodicules, six stamens, and one pistil. What made you want to look up spikelet? One can also define an inflorescence as the reproductive portio… An example of a spike is the cattail (Typha; Typhaceae). Learn a new word every day. … botany: secondary spike. Cookies help us deliver our services. As a verb spike is to fix on a spike; to pierce or run through with a spike. See lemma 1, palea. In indeterminate inflorescence-like racemes, the oldest flowers are borne towards the base and new flowers are produced as the shoot grows, with no predetermined growth limit. Translations . en Families selected on the basis of fertility and forage yield produced in a small experiment more spikelets per ear, more seeds per spikelet, a higher thousand kernel weight and a higher seed yield per m2 than the corresponding values recorded for diploid strains. Test Your Knowledge - and learn some interesting things along the way. Examples of how to use “spikelet” in a sentence from the Cambridge Dictionary Labs Lesson Summary. All rights reserved. 3. spikelet translation in English-French dictionary. spikelet. 2B; Table I).Like tiller production, the number of spikelets and florets, as well as seed set, was influenced by growth conditions. 2. Spikelet with a reddish tinge; awn almost smooth, less than 20 mm. Definitions of spikelet, synonyms, antonyms, derivatives of spikelet, analogical dictionary of spikelet (English) ... 1. a small spike (as the inflorescence on grasses and sedges) ... synonym - definition - dictionary - define - translation - translate - translator - conjugation - anagram. 'Nip it in the butt' or 'Nip it in the bud'? An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. In plant biology, an inflorescence is a grouping or cluster of flowers on a branch or a network of branches. 'All Intensive Purposes' or 'All Intents and Purposes'? Describe 2020 In Just One Word? © W. G. Hale, V. A. Saunders, J. P. Margham 2005 Want to thank TFD for its existence? (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 bracts. Inflorescence definition is - the mode of development and arrangement of flowers on an axis. The American Heritage® Science Dictionary The inflorescence of Brachypodium was composed of two or three lateral spikelets and a terminal spikelet ().Each spikelet consisted of two basal glumes and an average of 11 florets arranged in distichous phyllotaxy along a central rachis (Fig. spikelet. The Manual of the Botany of the Northern United States. Why Do “Left” And “Right” Mean Liberal And Conservative? Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020, Collins English Dictionary - Complete & Unabridged 2012 Digital Edition Which of the following words shares a root with. How to use a word that (literally) drives some pe... Test your knowledge of the words of the year. Can you spell these 10 commonly misspelled words? We Asked, You Answered. © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Spikelet definition, n. - A small sharp-pointed tip on a stem or leaf.. See more. Published by Houghton Mifflin Harcourt Publishing Company. “Crow” vs. “Raven”: Do You Know The Difference? spikelet a unit in the inflorescence of a grass consisting of one or more flowers surrounded by other structures, for example one or more sterile GLUMES. Definition of spikelet. The modifications can involve the length and the nature of the internodes and the phyllotaxis, as well as variations in the proportions, compressions, swellings, adnations, connationsand reduction of main and secondary axes. All the available records are listed and mapped. Alternative definition of the noun spikelet. Spikelets can have raceme, panicle, spike or compound spike (spike of spikes) inflorescence. Build a city of skyscrapers—one synonym at a time. Spikelet single, terminating the naked culm, many–several-flowered. spikelet (plural spikelets) A small, or secondary spike, especially one of many in the inflorescence of a grass or sedge. Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free! A grass spikelet consists of one or more florets (reduced flowers). The efficacy of spikelet dichogamy in preventing geitenogamy, however, depends on a number of other factors, such as the phenology of spikelets within an inflorescence, the timing of expansion of different inflorescences on a genet, the dynamics of wind pollen dispersal and the presence or absence of a self‐incompatibility system. Webster Dictionary (0.00 / 0 votes) Rate this definition: Spikelet (noun) a small or secondary spike; especially, one of the ultimate parts of the in florescence of grasses. 2A).Each spikelet consisted of two basal glumes and an average of 11 florets arranged in distichous phyllotaxy along a central rachis (Fig. The spikelet is a unique structure of inflorescence in grasses that generates one to many flowers depending on its determinate or indeterminate meristem activity. Raceme spikelet: Spikelets borne on pedicels and attached to rachis (central axis). A small spike, especially one that is part of the characteristic inflorescence of grasses and sedges. If your language skills aren’t already top-notch, then this vocab quiz can get you up to speed! 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 bracts lemma 1, palea 2. the small inflorescence of plants of other families, esp the sedges The inflorescence morphology particularly the spikelet was examined in detail and found to be highly variable. As nouns the difference between spikeand spikelet is that spikeis an ear of corn or grain while spikeletis (botany) a small, or secondary spike, especially one of many in the inflorescence of a grass or sedge. spikelet a unit in the inflorescence of a grass consisting of one or more flowers surrounded by other structures, for example one or more sterile GLUMES. A raceme is an unbranched, indeterminate type of inflorescence bearing pedicellate flowers along its axis. translation and definition "spikelet", English-Amharic Dictionary online. By using our services, you agree to our use of cookies. Morphologically, it is the modified part of the shoot of seed plants where flowers are formed. a small sharp-pointed tip resembling a spike on a stem or leaf. Please tell us where you read or heard it (including the quote, if possible). In botany, an axis means a shoot, in this case one bearing the flowers. Grasses produce florets on a structure called a spikelet, and variation in the number and arrangement of both branches and spikelets contributes to the great diversity of grass inflorescence architecture. …inflorescence of grasses is the spikelet, a small structure consisting of a short axis, the rachilla, to which are attached chaffy, two-ranked, closely overlapping scales. 2. Copyright © 2011. There are three kinds of scales. A grass spikelet consists of one or more florets (reduced flowers). The inflorescence of Brachypodium was composed of two or three lateral spikelets and a terminal spikelet (Fig. Type: noun; ... A small, or secondary spike, especially one of many in the inflorescence of a grass or sedge. Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012. Each floret contains a pistil and stamens and is enclosed by two bracts, the lemma and the palea. noun [botany] A small, or secondary spike, especially one of many in the inflorescence of a grass or sedge; Printed dictionaries and other books with definitions for spikelet. The growth patterns and number of spikelets, furthermore, define inflorescence architecture and yield. Enrich your vocabulary with the English Definition dictionary Collins Dictionary of Biology, 3rd ed. Delivered to your inbox! more Show declension of spikelet ( )) stemming. 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 bracts, the small inflorescence of plants of other families, esp the sedges. “Affect” vs. “Effect”: Use The Correct Word Every Time, The Most Insincere Compliments And What To Say Instead. 2B; Table I).Like tiller production, the number of spikelets and florets, as well as seed set, was influenced by growth conditions. [ spīk ′lĭt ] A small spike, especially one that is part of the characteristic inflorescence of grasses and sedges. Examples: Festuca, Paspalum (crown grass), Echinochloa (barnyard grass), etc. Small sharp-pointed tip on a stem or leaf see more Word that ( )... To be highly variable base of the other scales.… spikelet Knowledge of the following words shares root. 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