WebThe plant kingdom is divided into two major groups cyptogamae and phanerogamae. Cryptogamae is flowerless and seedless plants while phanerogamae is flowering and seed bearing plants. Cryptogamae. Thallophyta is the plants which are aquatic and cannot survive on land because of undeveloped root and stem. For example, algae. WebThese terms distinguished those plants with hidden sexual organs (cryptogamae) from those with visible sexual organs (phanerogamae). Description [ edit] The extant spermatophytes form five divisions, the first four of which are traditionally grouped as Gymnosperms, plants that have unenclosed, "naked seeds": [1] : 172
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WebCryptogamae is flowerless and seedless plants while phanerogamae is flowering and seed bearing plants. Thallophyta is the plants which are aquatic and cannot survive on land … WebHe divided the plant kingdom into two sub-kingdoms, named as Cryptogamae and Phanerogamae, on the basis of the presence or absence of flowers and seeds. Cryptogams are further classified into three division namely Thallophyta, Bryophyta and Pteridophyta on the basis of complexity of the plant body. Thallophyta (GK. Thallose = undifferentiated ... opb hacking your mind
What do you understand by Cryptogams and …
WebApr 1, 2024 · At present phylogenetic classification systems based on evolutionary relationships between the various organisms ate acceptable. This assumes that organisms belonging to the same taxa have a common ancestor. Plant kingdom is classified based on phylogeny and inter-relationships into Cryptogamae and Phanerogamae. WebSep 3, 2024 · Cryptogams produce spores but do not produce seeds. Also, in cryptogams the sex organs are concealed. Phanerogams are seed producing plants and their sex organs are visible. Hence, fern is a vascular plant. Yet it is not considered a Phanerogams. Question (C) Chlamydomonas is microscopic whereas Sargassum is macroscopic; both are algae. opb great performances