thallogenn.

/ˈθalədʒɛn/

Etymology: < thall- (in thallus n.) + -gen comb. form, after exogen, endogen, etc.

Botany.

= thallophyte n.

ΘΚΠ

the world > plants > part of plant > reproductive part(s) > spore or sporule > cryptogam or plant having spores > [noun] > parts of > thallus > plant having or thallophyte

thallogen1846

thallophyte1854

amphigen1879

1846 J. Lindley Veg. Kingdom 2 Those simpler plants which exist without the distinction of leaf and stem, are also destitute of flowers... Among the many names that Botanists have given such plants, that of Thallogens is here preferred.

1857 M. J. Berkeley Introd. Cryptogamic Bot. §55. 69 Thallogens (plants in which there is a fusion of root, stems, and leaves into one general mass).

1858 E. Lankester & W. B. Carpenter Veg. Physiol. (new ed.) §123.

Derivatives

thalloˈgenic adj. = thallogenous adj.

ΘΚΠ

the world > plants > part of plant > reproductive part(s) > spore or sporule > cryptogam or plant having spores > [adjective] > of or having parts > of or having thallus > of plant having or thallophyte

amphigenous1835

thallogenous1854

thallogenica1856

thallophytic1891

a1856 H. Miller Testimony of Rocks (1857) i. 9 The first class..in the ascending order is this humble thallogenic class.

thaˈllogenous adj. of or pertaining to the thallogens; of the nature of a thallogen.

ΘΚΠ

amphigenous1835

thallogenous1854

thallogenica1856

thallophytic1891

1854 J. H. Balfour in Encycl. Brit. V. 146/1 Lichens..belong to the Thallogenous division of Cryptogamics.

This entry has not yet been fully updated (first published 1912; most recently modified version published online June 2021).

单词	thallogen
释义	thallogenn. /ˈθalədʒɛn/ Etymology: < thall- (in thallus n.) + -gen comb. form, after exogen, endogen, etc. Botany. = thallophyte n. ΘΚΠ the world > plants > part of plant > reproductive part(s) > spore or sporule > cryptogam or plant having spores > [noun] > parts of > thallus > plant having or thallophyte thallogen1846 thallophyte1854 amphigen1879 1846 J. Lindley Veg. Kingdom 2 Those simpler plants which exist without the distinction of leaf and stem, are also destitute of flowers... Among the many names that Botanists have given such plants, that of Thallogens is here preferred. 1857 M. J. Berkeley Introd. Cryptogamic Bot. §55. 69 Thallogens (plants in which there is a fusion of root, stems, and leaves into one general mass). 1858 E. Lankester & W. B. Carpenter Veg. Physiol. (new ed.) §123. Derivatives thalloˈgenic adj. = thallogenous adj. ΘΚΠ the world > plants > part of plant > reproductive part(s) > spore or sporule > cryptogam or plant having spores > [adjective] > of or having parts > of or having thallus > of plant having or thallophyte amphigenous1835 thallogenous1854 thallogenica1856 thallophytic1891 a1856 H. Miller Testimony of Rocks (1857) i. 9 The first class..in the ascending order is this humble thallogenic class. thaˈllogenous adj. of or pertaining to the thallogens; of the nature of a thallogen. ΘΚΠ the world > plants > part of plant > reproductive part(s) > spore or sporule > cryptogam or plant having spores > [adjective] > of or having parts > of or having thallus > of plant having or thallophyte amphigenous1835 thallogenous1854 thallogenica1856 thallophytic1891 1854 J. H. Balfour in Encycl. Brit. V. 146/1 Lichens..belong to the Thallogenous division of Cryptogamics. This entry has not yet been fully updated (first published 1912; most recently modified version published online June 2021). < n.1846
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