Spikelet definition, 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. Im Folgenden wird anhand von Focko Weberling ‚s Morphologie der Blüten und der Blütenstände (Stuttgart, 1981). Spike definition is - a very large nail. The terms panicle, raceme, and spike will continue to be applied, but with the following definitions. noun An ear of grain, as of wheat. Example: tulip, daffodil, poppy, rose; catkin a spike in which the flowers are unisexual and without conspicuous perianth. Morphologically, it is the modified part of the shoot of seed plants where flowers are formed. 2) Verticillaster. Morphologically, it is the modified part of the shoot of seed plants where flowers are formed. Grass inflorescences are so diverse because of the arrangement of spikelets into complex inflorescences. Bracts may or may not be present. Inflorescence Definitions. to spike down planks; To set or furnish with spikes. Die Hauptgruppen der Blütenstände unterscheiden sich durch Verzweigung. noun Botany A usually elongated, unbranched inflorescence with stalkless flowers arranged along an axis. In Poaceae, the general inflorescence structure is a compound spike. How to use spike in a sentence. Definition spikelet Englisch, Übersetzung, Siehe auch 'spirelet',spike',spiel',spieler' terminal bud continues to produce new flowers). Spike. The orchid genus Spiranthes is called “ladies’-tresses” because some imaginative botanist way back when saw a resemblance to braided hair. Individual flower units are called Spikelets; The central axis of the inflorescence is called a rachis Spike Definition: A spike is a long piece of metal with a sharp point. Inflorescences with oldest flower at the end of the main axis are called "determinate" (i.e. Antirrhinum) on a spike. 2. ADVERTISEMENTS: 3. en.wiktionary.org . Most people chose this as the best definition of spike: To spike is defined as to... See the dictionary meaning, pronunciation, and sentence examples. The so‐called spikelets are spikes in the general inflorescence terminology. spike /spaɪk/ Definitions. Some authors distinguish it from a compound spike inflorescence, by requiring that the flowers be pedicellate. This is spring ladies’s-tresses, Spiranthes vernalis. Slender spike-like, often f=drooping, sessile flower clusters found on woody plants, such as will, alder, and birch. 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. We can find this type of inflorescence in Labiatae/Lamiaceae family, where the leaves are arranged in opposite manner on the stem. | Bedeutung, Aussprache, Übersetzungen und Beispiele Example: Hawthorn. The older flowers present at the ... A2. In addition, it is an essential part of the bouquet, decorations, celebrations, garden, rituals, etc. Blütenstand - Inflorescence. noun A spikelike part or projection, as. Note that this definition is very different from that given by Weberling. An inflorescence is a flowering stem. terminal bud stops growing and lateral flowers are produced from axillary buds.) The branches of a panicle are often racemes. A spikelet, in botany, describes the typical arrangement of grass flowers.. Each spikelet has one or more florets. A spike is a sharp point, often made of metal or wood, but not always. Spike definition, a naillike fastener, 3 to 12 inches (7.6 to 30.5 centimeters) long and proportionately thicker than a common nail, for fastening together heavy timbers or railroad track. spike Definition Englisch, spike Bedeutung, Englisch Definitionen Wörterbuch, Siehe auch 'spike heel',spike lavender',spike heel',spike (someone's) guns', synonyme, biespiele A panicle may have determinate or indeterminate growth. : 12 The spikelets are further grouped into panicles or spikes.The part of the spikelet that bears the florets is called the rachilla.A spikelet consists of two (or sometimes fewer) bracts at the base, called glumes, followed by one or more florets. To embed nails into (a tree) so that any attempt to cut it down will damage equipment or injure people. A3. Sometimes it is just a close bunch of flowers (e.g. Tulasi or Ocimum Sanctum belongs to family Lamiaceae and its flowers are tiny, purple and inflorescence is a verticillaster and forms a spike that is 12-14 cm in length. Strictly, it is the part of the shoot of seed plants where flowers are formed and which is accordingly modified. from The American Heritage® Dictionary of the English Language, 5th Edition. See more. en.wiktionary.org. Definitions. Ladies’-tresses is an orchid with a SPIKE inflorescence type. Note that this definition is very different from that given by Weberling. noun A heavy nail. If present at the base of the primary umbel. Sometimes the inflorescence is so tight it looks like one single flower. spike - WordReference English dictionary, questions, discussion and forums. Sessile flowers (spikelets) are present on the branched main-axis. Definition - What does Spike mean? Compound Umbel: A number of umbels borne in an umbellate manner on the tip of the main axis. To fix on a spike. 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. Find more ways to say inflorescence, along with related words, antonyms and example phrases at Thesaurus.com, the world's most trusted free thesaurus. spike (third-person singular simple present spikes, present participle spiking, simple past and past participle spiked) To fasten with spikes, or long, large nails. Aus Wikipedia, der freien Enzyklopädie Nicht zu ... Es besteht kein allgemeiner Konsens über die Definition der verschiedenen Blütenstände. Note: Inflorescences with youngest flower at the end of the main axis (rachis) are called "indeterminate" (i.e. Spikeletes are arranged in a spike inflorescence which is composed of several to many spikelets which are combined in various manners on a main axis called the rachis. The genus Ficus has an inflorescence called syconium and the genus Euphorbia has cyathia (sing. Therefore, the correct answer is option C. The family Poaceae has a peculiar inflorescence of small spikes (spikelets) organised in panicles or spikes that are usually simply and improperly referred to as spike and panicle. 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. Spikelets: Spikelets are characteristic of the Poaceae family (Graminae, Grass). An inflorescence is the reproductive portion of a plant; each plant bears its flowers in a specific pattern. Inflorescence Definition “Inflorescence is the arrangement of flowers on the floral axis.” What is Inflorescence? Enrich your vocabulary with the English Definition dictionary Compound Spike: The main axis of the inflorescence bears small lateral spikes instead of sessile flowers, e.g., in wheat, Barley. Definitions of spike: . Anything resembling such a nail in shape. Examples: Simple umbel: Centella asiatica (Brahmi), Allium cepa (onion), Fatsia japonica (paper plant), Primula veris (cowslip), etc. N.B: The oat or wheat ‘spike’ is formed of spikelets described below. Similar to a raceme, the spike bears flowers that are directly attached to the plant, without any stalks whatsoever. In botany, a spike refers to a type of inflorescence (flower arrangement) that bears taller-than-average flowers, most usually on an axis that is unbranched. Compound spike is known as the spike of spikelets. The definition of cyme and cymose used here was introduced by Wydler (1851) and elaborated ... in these studies. Examples: Present in the plants of family Araceae (arums), Musaceae, Palmaceae, In the compound spadix, the main axis is branched and each branch bears sessile flowers. spike definition in English dictionary, spike meaning, synonyms, see also 'spike heel',spike lavender',spike heel',spike (someone's) guns'. All Free. Hedgehogs have long skinny spikes that keep them from being eaten by predators. 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. 3. Moth mullein flowers are in a SPIKE inflorescence type. An ear of grain. From the axil of each leaf, inflorescence develops. noun A long, thick, sharp-pointed piece of wood or metal. Examples: wheat, barley, sorghum, oats etc. Morphologically, it is the part of the shoot of seed plants where flowers are formed and which is accordingly modified. The term is most used for a group or cluster of flowers arranged on a stem. inflorescence; solitary: a determinate inflorescence composed of a single flower. A flower is a significant part of a plant tailored for reproduction. A sort of very large nail; also, a piece of pointed iron set with points upward or outward. Another word for inflorescence. See more. Some are in compound spikes (i.e., in wheat—Triticum aestivum), others are in racemes (e.g., in Festuca), while some are in panicles (e.g., in Avena). As has been noted, the spikelet itself is technically an inflorescence. For descriptive purposes, inflorescence terminology for the grasses will be based upon the arrangement of spikelets rather than flowers. If the axis is branched and sessile flowers are borne on these branches in the manner of a spike then the inflorescence is a compound spike as seen in Amaranthus spinosus and Amaranthus viridis. the inflorescence is a spike, or is spike-like, lacking obvious branches; the spikelets are borne on stalks or on branches; Inflorescence type (specific) the inflorescence is branched, and the branches do NOT both grow from the same side of the plant AND look like spikes Lemma awn base the awn is attached right at the tip of the lemma Lemma awn length 0–1 mm Lemma awn number. Correct answer is option C. 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