Taxonomy of psilotum
WebMar 15, 2004 · Psilotum nudum is a slender, more or less erect, shturbby or tufted perennial up to about 1 foot high, with many successively two-forked branches that are ridged longitudinally. Scattered faitly regularly over the branches are tiny, pointed, scalelike "leaves." Amon the upper scales are borne three-lobed, yellow cases filled with countless minute … WebTHE NCBI Taxonomy database allows browsing of the taxonomy tree, which contains a …
Taxonomy of psilotum
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WebTYPE: Bernhardia dichotoma Willdenow ex Bernhardi 1801, nom. illegit. (Lycopodium … WebA study was undertaken to identify the presence of fungal endophyte in fern plant, Psilotum nudum. Being the only living species of a once populated division, P. nudum is the most primitive vascular plant. Cross section of stipe and rhizoid parts was done to observe the presence of endophyte within parenchyma cells.
WebTaxonomy; Floristics & Monography; Plant & Fungal Phylogenetics; Paleobotany; Plant Speciation and Local Adaptation; Forest Ecosystem Carbon Dynamics; Publications. About HPB; Orders & Access; For Authors; Libraries. Libraries' Collections. Harvard's Online Library Catalog (HOLLIS) Archives Collections; Digital Collections; Use of the Libraries ... Weblower vascular plant, formerly pteridophyte, also called vascular cryptogam, any of the spore-bearing vascular plants, including the ferns, club mosses, spike mosses, quillworts, horsetails, and whisk ferns. Once considered of the same evolutionary line, these plants were formerly placed in the single group Pteridophyta and were known as the ferns and …
WebDisclaimer: ITIS taxonomy is based on the latest scientific consensus available, and is provided as a general reference source for interested parties. However, it is not a legal authority for statutory or regulatory purposes. While every effort has been made to provide the most reliable and up-to-date information available, ultimate legal requirements with … WebA new species of the marattialean fern trunk Psaronius Cotta is described from the Upper Permian Cathaysian flora in the Xuanwei Formation of Guizhou Province, SW China, and named P. panxianensis sp. nov. Stems …
WebPsilotum nudum, the whisk fern, is a fernlike plant. Like the other species in the order …
WebMar 23, 2024 · Disclaimer: ITIS taxonomy is based on the latest scientific consensus … evil soundsWebJul 6, 2024 · Psilotum is a genus of fern-like vascular plants, commonly known as whisk … evil space chickenWebPSILOTUM Swartz, J. Bot; Ophioglossum Polyphyllum A. Braun in Seub. (Ophioglossaceae, … browse single men on facebookWebTHE NCBI Taxonomy database allows browsing of the taxonomy tree, which contains a … evil sounding first namesevil spawn 意味WebDisclaimer: ITIS taxonomy is based on the latest scientific consensus available, and is … evil spawn 1987The genus Psilotum was first formally described in 1801 by Olof Swartz and the description was published in Journal für die Botanik (Schrader). The name of the genus is from the Ancient Greek word psilos meaning "bare", "smooth" or "bald" referring to the lack of the usual plant organs, and the seeming … See more Psilotum is a genus of fern-like vascular plants. It is one of two genera in the family Psilotaceae commonly known as whisk ferns, the other being Tmesipteris. Plants in these two genera were once thought to be descended from … See more Whisk ferns in the genus Psilotum lack true roots but are anchored by creeping rhizomes. The stems have many branches with paired enations, which look like small leaves but have no See more Psilotum superficially resembles certain extinct early vascular plants, such as the rhyniophytes and the trimerophyte genus Psilophyton. The unusual features of Psilotum that suggest an affinity with early vascular plants include dichotomously branching … See more There are two species, Psilotum nudum and Psilotum complanatum, with a hybrid between them known, Psilotum × intermedium W. H. Wagner. The distribution of … See more evil spanish words