Results 121 to 130 of about 1,398 (154)
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Devonian Spores of Kryshtofovichia africani Nikitin (Tracheophyta): Morphology and Ultrastructure

Paleontological Journal, 2018
The morphology and ultrastructure of spores of the Devonian plant Kryshtofovichia africani Nikitin are examined. The structure of ultrathin exine megaspores of K. africani is established. The exine consists of two layers: granular ectexine and lamellate endexine. Microspores have a lamellate ultrastructure with a trend toward loosening and formation of
Telnova, O. P., Marshall, J. E.A.
openaire   +2 more sources

Typification of Posidonia oceanica (Tracheophyta: Posidoniaceae), Mediterranean seagrass

TAXON, 2014
AbstractThe typification of the name Zostera oceanica L. (≡ Posidonia oceanica (L.) Delile) (Posidoniaceae) is discussed. Original material conserved in UPS‐BURSER is designated as the lectotype.
P. Pablo Ferrer-Gallego   +2 more
openaire   +1 more source

Aquatic ferns from Viçosa (MG, Brazil): Salviniales (Filicopsida; Tracheophyta)

Brazilian Journal of Botany, 2016
This work presents the species of Salviniales occurring in the region of Vicosa, MG, Brazil. There, two species occur naturally (Azolla microphylla Kaulf. and Salvinia auriculata Aubl.), three spontaneously (Marsilea ancylopoda A. Braun, S. minima Baker, and S. molesta D.S. Mitch.), and one in cultivation (S. biloba Raddi). Both S.
Cecília Vieira Miranda   +1 more
openaire   +1 more source

Phenological monitoring of Cymodocea nodosa (Tracheophyta, Alismatales) in the transitional system Mar Piccolo of Taranto for the detection of anthropogenic impact

2023 IEEE International Workshop on Metrology for the Sea; Learning to Measure Sea Health Parameters (MetroSea), 2023
A monitoring activity, funded by the Apulian Region, was launched in the Mar Piccolo of Taranto for the detection of structural and functional descriptors of the Cymodocea nodosa meadow. This is to supplement the institutional monitoring which responds to the Water Framework Directive and lacks of these important information.
Petrocelli Antonella   +4 more
openaire   +2 more sources

Cyanogenic Compounds as Systematic Markers in Tracheophyta

1977
A short chronological review of cyanogenesis (Fig. 1) in vascular plants is given (Table 1). Subsequently the chemistry (Tables 2–4; Fig. 2) and biochemistry (Figs. 3–9) of cyanogenic plant constituents are summarized. Five biogenetical groups (A-E) of cyanogenetic compounds are presently known from vascular plants. The occurrence and function (Fig. 10)
openaire   +1 more source

Towards a phylogenetic nomenclature ofTracheophyta

Taxon, 2007
Philip D Cantino   +2 more
exaly   +2 more sources

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