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An antheridium is a haploid structure or organ producing and containing male gametes (called antherozoids or sperm). The plural form is antheridia , and a structure containing one or more antheridia is called an androecium . [ 1 ]
Polytrichum commune (also known as common haircap, [2] great golden maidenhair, [2] great goldilocks, [2] common haircap moss, or common hair moss) is a species of moss found in many regions with high humidity and rainfall. The species can be exceptionally tall for a moss with stems often exceeding 30 cm (12 in) and rarely reaching 70 cm (27.5 ...
Diagram of archegonium anatomy. An archegonium (pl.: archegonia), from the Ancient Greek ἀρχή ("beginning") and γόνος ("offspring"), is a multicellular structure or organ of the gametophyte phase of certain plants, producing and containing the ovum or female gamete.
Polytrichum is a genus of mosses — commonly called haircap moss or hair moss — which contains approximately 70 species that have a cosmopolitan distribution. The genus Polytrichum has a number of closely related sporophytic characters. The scientific name is derived from the Ancient Greek words polys, meaning "many", and thrix, meaning "hair".
An example of moss (Bryophyta) on the forest floor in Broken Bow, Oklahoma Bryophytes ( / ˈ b r aɪ . ə ˌ f aɪ t s / ) [ 2 ] are a group of land plants ( embryophytes ), sometimes treated as a taxonomic division , that contains three groups of non-vascular land plants: the liverworts , hornworts , and mosses . [ 3 ]
The 2022 winners include a stack of moth eggs, a flowery sea of colon cells, and bacteria coating a human tongue cell. The Nikon Small World competition recognizes the art and science of ...
The Marchantiophyta (/ m ɑːr ˌ k æ n t i ˈ ɒ f ə t ə,-oʊ ˈ f aɪ t ə / ⓘ) are a division of non-vascular land plants commonly referred to as hepatics or liverworts.Like mosses and hornworts, they have a gametophyte-dominant life cycle, in which cells of the plant carry only a single set of genetic information.
The combination of man and machine helps explain why Google Maps is one of the most accurate sources of location information on Earth -- although the firm does have some catching up to do in space.