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Lihat teks. Equisetidae sebelumnya diklasifikasikan sebagai divisi terpisah dari tumbuhan berspora dan disebut Equisetophyta, Arthrophyta, Calamophyta atau Sphenophyta. Ketika diklasifikasikan sebagai kelas, nama Equisetopsida s.s. dan Sphenopsida juga telah digunakan. Namun sekarang diakui sebagai kerabat dekat tumbuhan paku (Polypodiopsida ...
Equisetidae is one of the four subclasses of Polypodiopsida (ferns), a group of vascular plants with a fossil record going back to the Devonian. They are commonly known as horsetails . [2] They typically grow in wet areas, with whorls of needle-like branches radiating at regular intervals from a single vertical stem.
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Equisetum is a "living fossil", the only living genus of the entire subclass Equisetidae, which for over 100 million years was much more diverse and dominated the understorey of late Paleozoic forests. Some equisetids were large trees reaching to 30 m (98 ft) tall. [3]
Sphenophyllales. Equisetales. Equisetopsida, (division Pteridophyta), class of primitive spore-bearing vascular plants. Most members of the group are extinct and known only from their fossilized remains. The sole living genus, Equisetum, order Equisetales, is made up of 15 species of very ancient herbaceous plants, the horsetails and scouring ...
Equisetidae adalah salah satu dari empat sub-kelas Polypodiopsida (tumbuhan paku), grup tumbuhan berpembuluh dengan fosil tertua berasal dari periode Devon. Rror Equisetidae sebelumnya diklasifikasikan sebagai divisi terpisah dari tumbuhan berspora dan disebut Equisetophyta, Arthrophyta, Calamophyta atau Sphenophyta.
Date Reference Identified As Barcode Type Status Has image? Jan 1, 2007: Sands, M.J.S. [808] Papua New Guinea: K000448290: No Jan 1, 2007
Equisetum arvense, the field horsetail or common horsetail, is an herbaceous perennial plant in the Equisetidae (horsetails) sub-class, native throughout the arctic and temperate regions of the Northern Hemisphere. It has separate sterile non-reproductive and fertile spore-bearing stems growing from a perennial underground rhizomatous stem system.
