Gunneraceae


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Gunneraceae

[‚gən·ə′rās·ē‚ē]
(botany)
A family of dicotyledonous terrestrial herbs in the order Haloragales, distinguished by two to four styles, a unilocular bitegmic ovule, large inflorescences with no petals, and drupaceous fruit.
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Familias ausentes en la Amazonia (45): Achatocarpaceae, Adoxaceae, Aizoaceae, Alzateaceae, Apodanthaceae, Bataceae, Berberidaceae, Betulaceae, Brassicaceae, Brunelliaceae, Buxaceae, Calceolariaceae, Ceratophyllaceae, Clethraceae, Columelliaceae, Coriariaceae, Cornaceae, Cunoniaceae, Cytinaceae, Dipentodontaceae, Elatinaceae, Escalloniaceae, Fagaceae, Grossulariaceae, Gunneraceae, Haloragaceae, Hamamelidaceae, Hypoxidaceae, Juglandaceae, Juncaceae, Juncaginaceae, Krameriaceae, Menyanthaceae, Metteniusaceae, Mitrastemonaceae, Myricaceae, Nelumbonaceae, Papaveraceae, Phrymaceae, Phyllonomaceae, Potamogetonaceae, Tofieldiaceae, Tropaeolaceae, Typhaceae y Winteraceae.
Some Gunnera species (Gunneraceae) may have a single stamen and thus monosymmetry by simplicity (reduction) (Rutishauser et al., 2004; Wilkinson & Wanntorp, 2007).
El genero Gunnera en la Argentina y el Uruguay (Gunneraceae).
Other more restricted chemical classes of compounds produced by some Rosiflorae families are: diarylheptanoids in Myricaceae; phloroglucinol derivatives (common in ferns) in Rosaceae (Murakami and Tanaka, 1988); lignans are restricted to three families: Casuarinaceae, Gunneraceae and Rosaceae; coumarins to Rosaceae, Crassulaceae, Buxaceae and Saxifragaceae; hydroquinone glycosides as arbutin in Fagaceae, Juglandaceae, Casuarinaceae, Buxaceae, Saxifragaceae and Rosaceae; anthraquinones as emodin and chrysophanol in Saxifragaceae and Rosaceae.
Gunnera herteri--developmental morphology of a dwarf from Uruguay and S Brazil (Gunneraceae).
Flora de Brasil, flora de Colombia, Gunneraceae, Gunnera manicata, Gunnera morae.
Evolution of floral characters in Gunnera (Gunneraceae).
Haloragaceae." Nevertheless, Gunneraceae has remained associated