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Life Sciences Commons

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Journal

Claremont Colleges

1999

Ethereal oil cells

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Full-Text Articles in Life Sciences

Wood And Bark Anatomy Of Schisandraceae: Implications For Phylogeny, Habit, And Vessel Evolution, Sherwin Carlquist Jan 1999

Wood And Bark Anatomy Of Schisandraceae: Implications For Phylogeny, Habit, And Vessel Evolution, Sherwin Carlquist

Aliso: A Journal of Systematic and Floristic Botany

Qualitative and quantitative features are reported for mature wood and bark of two species of Kadsura and five species of Schisandra. Newly reported for the family are predominance of simple perforation plates (all species); presence of pit membrane remnants in vessels of first-formed secondary xylem; two to three series of pits per facet on tracheids; diffuse axial parenchyma (Kadsura); multiseri- ate rays more than three cells wide at the widest point (all species); ethereal oil cells in axial xylem; and certain details of comparative bark anatomy. Differences in wood anatomy between Illiciaceae and Schisandraceae are nearly all …