heterotropousadj.
/hɛtəˈrɒtrəpəs/ Botany.
= hemitropous adj. 2.
ΘΚΠ
the world > plants > part of plant > reproductive part(s) > seed > [adjective] > of parts > relating to embryo or radicle
rostellate1800
orthotropous1819
peritropal1819
radicular1819
rostelliform1819
homotropous1829
heterotropous1830
heterotropal1832
axile1839
amphitropous1841
homotropal1844
rostellara1845
amphitropal1847
peritropous1849
polyembryonate1864
polyembryonic1864
proembryonic1875
1830 J. Lindley Introd. Nat. Syst. Bot. 209 Embryo supposed by Von Martius to be heterotropous (that is, to have its radicle not turned towards the hilum).
1830 J. Lindley Introd. Nat. Syst. Bot. 229 In Rhinanthaceæ it must be antitropous or heterotropous.
1857 A. Henfrey Elem. Course Bot. §240 Another condition [of the ovule] is more rarely met with, the amphitropous or heterotropous or hemianatropous, intermediate between orthotropous and anatropous.
This entry has not yet been fully updated (first published 1898; most recently modified version published online June 2018).
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adj.1830