释义 |
Definition of cryptogam in English: cryptogamnoun ˈkrɪptə(ʊ)ɡamˈkriptəˌɡam Botany dated A plant that has no true flowers or seeds, including ferns, mosses, liverworts, lichens, algae, and fungi. Example sentencesExamples - Students rotated from one scientist to another, assisting with data collection, and gained insight into each scientist's particular area (wetland ecology, cryptogams, syntaxonomy, floristics, or natural history).
- As in other cryptogam species, the effect of polarized red light implies that phytochrome acts at the cell periphery.
- In this subzone, herbaceous dicots, grasses, rushes, and cryptogams are dominant, and woody plants and sedges are absent.
- The Myxomycetes represent the only group of cryptogams with species only known from the tree canopy.
Derivatives adjective krɪpˈtɒɡəməs Botany dated Ferns and fern allies are cryptogamous plants of the phylum Polypodiophyta. Example sentencesExamples - The total number of fossil plants catalogued from those beds, cryptogamous as well as phænogamous, is upward of three thousand.
- This has resulted in a rich vegetation mosaic comprising approximately 1,500 species of flowering plants, including 130 trees, and an estimated 2,200 cryptogamous taxa.
- However, the cell walls of cryptogamous plants, such as bryophytes and pteridophytes, have received little attention, and so the peculiarities of the wall-polysaccharides in these plants have yet to be fully understood.
- Fern is a common name for the cryptogamous, or spore-producing, plants belonging to the division Filicophyta, also called Filicinophyta.
Origin Mid 19th century: from French cryptogame, from modern Latin cryptogamae (plantae), denoting non-flowering plants, from Greek kruptos 'hidden' + gamos 'marriage' (because the means of reproduction was not apparent). Definition of cryptogam in US English: cryptogamnounˈkriptəˌɡam Botany dated A plant that has no true flowers or seeds, including ferns, mosses, liverworts, lichens, algae, and fungi. Example sentencesExamples - Students rotated from one scientist to another, assisting with data collection, and gained insight into each scientist's particular area (wetland ecology, cryptogams, syntaxonomy, floristics, or natural history).
- The Myxomycetes represent the only group of cryptogams with species only known from the tree canopy.
- In this subzone, herbaceous dicots, grasses, rushes, and cryptogams are dominant, and woody plants and sedges are absent.
- As in other cryptogam species, the effect of polarized red light implies that phytochrome acts at the cell periphery.
Origin Mid 19th century: from French cryptogame, from modern Latin cryptogamae (plantae), denoting non-flowering plants, from Greek kruptos ‘hidden’ + gamos ‘marriage’ (because the means of reproduction was not apparent). |