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hemitropous
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hemitropous
heˈmitropous, a. [f. as prec. + -ous.] 1. Cryst. = hemitropic (Mayne Expos. Lex.). 2. Bot. Said of an ovule having a form intermediate between the anatropous and orthotropous, so that the hilum lies halfway between the base and the apex.1860 in Worcester (citing A. Gray.)
Oxford English Dictionary
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hemitropal
hemitropal, a. (hɪˈmɪtrəpəl) [f. as next + -al1.] = hemitropous 2.1864 in Worcester (citing A. Gray.) 1866 Treas. Bot. 581/1 Hemitropal, a slight modification of the anatropal ovule, in which the axis of the nucleus is more curved.
Oxford English Dictionary
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Rubiaceae
Gardenia); ovules are anatropous to hemitropous, unitegmic, with a funicular obturator, one to many per carpel.
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heterotropous
heterotropous, a. Bot. (-ˈɒtrəpəs) [f. as prec. + -ous.] = hemitropous 2.1830 Lindley Nat. Syst. Bot. 209 Embryo supposed by Von Martius to be heterotropous (that is, to have its radicle not turned towards the hilum). Ibid. 229 In Rhinanthaceæ it must be antitropous or heterotropous. 1857 Henfrey El...
Oxford English Dictionary
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Proteaceae
and oblique, often indented, papilous, moist or dry, ovules 1–100 or more per carpel, anatropous, hemianatropous, amphitropous or orthotropous, mostly hemitropous
wikipedia.org
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peritropal
peritropal, a. Bot. rare. (pəˈrɪtrəpəl) [f. mod.L. peritrop-us (Jussieu) + -al1. In F. péritrope (Richard 1808).] Of an embryo or ovule: = amphitropal, hemitropous. Also peˈritropous a.1819 Lindley Richard's Observ. Fruits & Seeds 22 If it [the seed] be attached to the axis, or to an axile trophospe...
Oxford English Dictionary
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hemi-
hemi-, prefix (ˈhɛmɪ-, ˈhiːmɪ-) [a. Gr. ἡµι-, combining element, from earlier *σᾱµι- = L. sēmi-, Skr. sāmi-, OTeut. *sâmi-, OE. sam-, all meaning ‘half-’. Several Gr. words containing this element were in use as technical terms in later L., e.g. hēmicyclium, hēmīna, hēmisphærium, hēmistichium. In th...
Oxford English Dictionary
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