by Paul Ascherson , M. Gürke
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Amarántus
Synopsis der Mitteleuropaischen Flora
Die verbreitung der farbenvariationen sa...
Studiorum phytographicorum de Marchia Br...
H. Graf zu Solms-Laubach
[Heinrich Robert Goeppert]
The sea-grasses of the world
Blyxa quadricostata nov. sp., a new Hydr...
Anatomy of Enhalus acoroides (Linn. f.),...
Two new species of Hydrocharitaceae
The karyology of Hydrilla (Hydrocharitac...
A revision of the genus Nechamandra (Hyd...