Ochrea

Ochrea in the flea knotweed ( Persicaria maculosa )

The Ochrea or tute , also sheet boots , is represented by the conversion of the stipules resulting mostly membranous tube which surrounds the base of the following stalk member. Knotweed , for example, form an ochrea .

The expression was first used in 1798 by Carl Ludwig Willdenow .

proof

^ Karl Giesenhagen: Textbook of Botany. (1894) 9th edition. Vieweg & Teubner, 1924, ISBN 978-3-663-15325-2 , p. 47.
↑ ^a ^b Gerhard Wagenitz : Dictionary of Botany. Morphology, anatomy, taxonomy, evolution. With English-German and French-German registers . 2nd expanded edition. Nikol, Hamburg 2008, ISBN 978-3-937872-94-0 , pp. 222 (licensed edition from 2003).
↑ Peter Schütt , Hans Joachim Schuck, Bernd Stimm (ed.): Lexicon of tree and shrub species. The standard work of forest botany. Morphology, pathology, ecology and systematics of important tree and shrub species . Nikol, Hamburg 2002, ISBN 3-933203-53-8 , pp. 317 (reprinted 1992).
^ Carl Ludwig Willdenow: Outline of the herbology designed for lectures. 2nd improved and increased edition, Haude and Spenner, Berlin 1798, p. 45, limited preview in the Google book search.

[1] Karl Giesenhagen: Textbook of Botany. (1894) 9th edition. Vieweg & Teubner, 1924, ISBN 978-3-663-15325-2 , p. 47.

[WB-2] Gerhard Wagenitz : Dictionary of Botany. Morphology, anatomy, taxonomy, evolution. With English-German and French-German registers . 2nd expanded edition. Nikol, Hamburg 2008, ISBN 978-3-937872-94-0 , pp. 222 (licensed edition from 2003).

[LBS-3] Peter Schütt , Hans Joachim Schuck, Bernd Stimm (ed.): Lexicon of tree and shrub species. The standard work of forest botany. Morphology, pathology, ecology and systematics of important tree and shrub species . Nikol, Hamburg 2002, ISBN 3-933203-53-8 , pp. 317 (reprinted 1992).

[Willdenow-4] Carl Ludwig Willdenow: Outline of the herbology designed for lectures. 2nd improved and increased edition, Haude and Spenner, Berlin 1798, p. 45, limited preview in the Google book search.