Definition of Orthotropous. Meaning of Orthotropous. Synonyms of Orthotropous

Here you will find one or more explanations in English for the word Orthotropous. Also in the bottom left of the page several parts of wikipedia pages related to the word Orthotropous and, of course, Orthotropous synonyms and on the right images related to the word Orthotropous.

Definition of Orthotropous

Orthotropous
Orthotropal Or*thot"ro*pal, Orthotropous Or*thot"ro*pous, a. [Ortho- + Gr. ? to turn: cf. F. orthotrope.] (Bot.) Having the axis of an ovule or seed straight from the hilum and chalaza to the orifice or the micropyle; atropous. Note: This word has also been used (but improperly) to describe any embryo whose radicle points towards, or is next to, the hilum.

Meaning of Orthotropous from wikipedia

- ovule orientation in flowering plants), amphitropous, campylotropous, or orthotropous (anatropous are common and micropyle is in downward position and chalazal...
- shapes: the most common shape is called anatropous, with a curved shape. Orthotropous ovules are straight with all the parts of the ovule lined up in a long...
- 1-100 or more per carpel, anatropous, hemianatropous, amphitropous or orthotropous, mostly hemitropous, bitegmic, cr****inucellate, chalaza with a ring of...
- both ends are near each other. Contrast anatropous, campylotropous, and orthotropous. amplexicaul With the base dilated and clasping the stem, usually of...
- more or less dry, two ovules per carpel but one nearly always aborts, orthotropous, bitegmic, cr****inucellated, pendulous, apical to marginal placentation...
- capitate or ligulate (in P. subgen. Ligulistigma) stigma; the ovule is orthotropous. The seeds have little or no endosperm. The cotyledons are ovate. Plants...
- attached by a variable number of sporangiop****s with anatropous or orthotropous terminal sporangia (Good, 1978). Each bract of the Sphenostrobus strobilus...
- Crane; Kaj Raunsgaard Pedersen (2018). "Tanispermum, a new genus of hemi‐orthotropous to hemi‐anatropous angiosperm seeds from the Early Cretaceous of eastern...
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