Spikelets botany definition
WebSpikelets are small and few flowered spikes which are surrounded at the base by two scales or glumes. They occur in family Gramineae (e.g., Wheat Oat, Grass, etc.). 7. Catkin (Amentum, Fig. 5.72): The inflorescence is a compact unisexual, often hanging, spike which matures and falls down as a single unit, e.g., Mulberry (Morns, vern. 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 …
Spikelets botany definition
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WebSpikelet. 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. WebMar 2, 2010 · Lateral spikelets are subtended by a bract and have a spikelet prophyll. In distichously organized spikelets, combined concaulescence of the flowers and epicaulescence (a newly defined metatopic displacement) of the glumes has caused interpretational controversy in the past. In Cariceae, the male (co)florescences are …
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. Web(botany) A small, or secondary spike, especially one of many in the inflorescence of a grass or sedge
Webnoun Botany. a bristlelike appendage of a plant, especially on the glumes of grasses. such appendages collectively, as those forming the beard of wheat, barley, etc. any similar … WebIt has been proposed as a deeper-rooting (and native) replacement for grasses commonly planted on highway embankments to reduce erosion. Habitat Anthropogenic (man-made or disturbed habitats ), coastal beaches (sea beaches), meadows and fields Characteristics Habitat terrestrial New England state Connecticut Maine Massachusetts New Hampshire
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.
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 . … slow path and fast pathWebAug 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 … slowpathWebDefine 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 ... software to log into another computerWebspikelet (pl. spikelets) 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 software to make 3d models for unity freeWebWhen the spikelets are attached directly to the rachis the inflorescence is called a spike (wheat, rye, barley, ryegrass). When the spikelets are attached to the rachis with short … slow path meaningWeb(1) Tall palms, sometimes referred to as var. typica (Nar). They are widely planted both for household and commercial use and grow to a height of 20-30 m. They are slow maturing and flower 6-10 years after planting. They are long-lived with an economic life of about 60-70 years, although much older palms are known to exist and yield well. slow path to peaceWeban unbranched inflorescence of sessile flowers or spikelets. adj. spicate, spiciform spikelet the grass flowerhead, generally composed of 2 glumes and one or more florets. Also used … slow pasturized milk