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Titlebook: Kristallographie; Eine Einführung für Walter Borchardt-Ott,Heidrun Sowa Textbook 2018Latest edition Springer-Verlag Berlin Heidelberg 2018

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e Venation Among Fossil and Living Land Plants Mary Louise Trivett and Kathleen B. Pigg Chapter 3. A New Gnetophyte from the Late Carnian (Late Triassic) of Texas and its Bearing on the Origin of the Angiosperm Carpel and Stamen 32 Bruce Cornet Chapter 4. Wood Anatomy of Primitive Angiosperms: New P
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Walter Borchardt-Ott,Heidrun Sowaas well as the work of Cheadle (1943) on xylem of monocotyledons were developed independently of evolutionary concepts in other fields such as embryology. Bailey was not unaware of developments in other fields, but he and the Harvard xylem students did not incorporate those developments in their wor
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Walter Borchardt-Ott,Heidrun Sowa Venation typically reticulate, either pinnate or palmate, and mostly not closed (with free vein endings). Leaf traces 1–3, seldom more. Prophylls and bracteoles are usually paired. Plumule terminal. Vascular bundles usually arranged in a ring, seldom in two or more rings or scattered. The root syst
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Walter Borchardt-Ott,Heidrun Sowas, mostly arcuate-striate or longitudinally striate (parallel), less often palmate-striate or pinnate-striate, almost always more or less closed at the apex (the veins emerging from the leaf base usually run together again at their apices). Leaves usually not clearly divided into petiole and lamina,
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Walter Borchardt-Ott,Heidrun Sowaendrils, or annual or perennial herbs with erect or prostrate stems, rarely suffrutices, rhizomatous shrubs, ericoid subshrubs, or epiphytic shrubs, glabrous or glabrescent, rarely puberulent, densely pilose, or hirsute and stellate pubescent, often with elastic threads in soft tissues that are evid
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Walter Borchardt-Ott,Heidrun Sowaered with peltate and stellate trichomes; nodules on the roots containing nitrogen-fixing bacteria. Leaves alternate, opposite, or rarely in pseudowhorls, simple, petiolate, without stipules; lamina entire, pinnately veined. Inflorescences axillary, short, fasciculate, spicate or racemose, or rarely
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Walter Borchardt-Ott,Heidrun Sowasedaceae had been assumed by early plant systematists. Originally, these families, together with Papaveraceae, were accommodated in an order named Rhoeadales, and the disymmetric floral structure of Papaveraceae and Cruciferae seemed to provide a convincing link between them. The first to recognise
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