Gemma (botany) - Wikipedia
网页A gemma (plural gemmae) is a single cell, or a mass of cells, or a modified bud of tissue, that detaches from the parent and develops into a new individual. This type of asexual reproduction is referred to as fragmentation. It is a means of asexual propagation in plants.
Gemma | botany | Britannica
网页…specialized masses of cells (gemmae) that are usually budded off and ultimately give rise to gametophytes. Fragmentation of the gametophyte also results in vegetative reproduction: each living fragment has the potential to grow into a complete gametophyte. The mature gametophyte of most mosses is leafy in appearance, but some… Read More; ferns
Gemmae Bake Shop - authentic Filipino breads, desserts, cakes …
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Gemmae: A Role in Sexual Reproduction in the Fern Genus
网页Gemmae are generally defined as vegetative propagules. In the shoestring ferns, Vittaria, gemmae grown in the presence of mature gametophyte plants or on medium containing gibberellic acid produce antheridia in lieu of vegetative growth.
Gemmae Definition and Examples - Biology Online Dictionary
网页2021年7月21日 · Gemmae are a means of asexual reproduction found in many bryophytes. gemmae are 1 to many celled, specially produced clonal plant fragments. Some specific examples of gemmae are illustrated in the table below. The form of the gemmae is often very useful when identifying certain bryophytes.
Gemmae - Vocab, Definition, and Must Know Facts | Fiveable
网页Gemmae are small, multicellular reproductive structures found in bryophytes that facilitate asexual reproduction. They are dispersed by water or wind and can develop into new, genetically identical plants.
20.5: Marchantiophyta - The Liverworts - Biology LibreTexts
网页Asexual clones, called gemmae, are sometimes produced. Sporophyte morphology. Leafy liverworts produce single sporangium at the end of a seta (often fragile, transparent) Marchantia, a thalloid liverwort, develops complex structures called where gametangia are …
Different forms of asexual plant reproduction explained
网页Plants such as ferns, liverworts, and mosses can reproduce asexually via gemmae—which are small disks of green tissue that grow inside special cups. When mature, gemmae break off and scatter away from the parent plant. This separation is …
25.3 Bryophytes - Biology 2e - OpenStax
网页Liverwort plants can also reproduce asexually, by the breaking of “branches” or the spreading of leaf fragments called gemmae. In this latter type of reproduction, the gemmae —small, intact, complete pieces of plant that are produced in a cup on the surface of the thallus (shown in Figure 25.11 and Figure 25.12 )—are splashed out of the ...
Gemma cup and gemma development in Marchantia polymorpha
网页2020年5月11日 · The basal land plant Marchantia polymorpha efficiently propagates in favourable environments through clonal progeny called gemmae. Gemmae develop in cup-shaped receptacles known as gemma cups, which are formed on the gametophyte body.
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