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Solanumxylon paranensis

Angiospermae - Solanales - Solanaceae

Taxonomy
Solanumxylon paranensis was named by Franco and Brea (2008). It is considered to be a form taxon. Its type specimen is PALBO 24. PALBOmic 594, a plant debris (log), and it is a 3D fossil preserving soft parts. Its type locality is Nivel Fosilifero 1, Toma Vieja, ParanĂ¡, which is in a Miocene terrestrial siltstone in the ParanĂ¡ Formation of Argentina. It is the type species of Solanumxylon.

Synonymy list
YearName and author
2008Solanumxylon paranensis Franco and Brea

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RankNameAuthor
kingdomPlantae
phylumSpermatophyta
classAngiospermae
Mesangiosperms
EudicotsDoyle and Hotton 1991
RankNameAuthor
orderSolanalesJussieu 1820
familySolanaceaede Jussieu 1789
genusSolanumxylon
speciesparanensis

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Solanumxylon paranensis Franco and Brea 2008
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Diagnosis
ReferenceDiagnosis
M. J. Franco and M. Brea 2008Dicotyledonous fossil wood. Growth ring indistinct. Diffuse porosity, solitary and rarely in radial multiple series of 2 and clusters, vessels small to medium sized, and scarce. Vessel elements short. Simple perforation plates. Intervessel pits bordered and alternate. Rays homocellular, numerosous, with procumbent cells. Rays 2-3 o multiseriate, some uniseriate, thin and wide. Fibers poligonal and quadrangular in section, very abundant, in radial arrangement or irregular arrangement. Septate fibers. Axial parenchyma diffuse-in-aggregates.