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	Riccia cavernosa  HOFFM.

Fam.: Ricciales / Crystalworts

Genus:  Riccia  L.

Authors:
	HOFFM.:		Georg Franz Hoffmann (1761 - 1826), German botanist
	L.:		Carl von Linné (Linnaeus, 1707 - 1777), Swedish naturalist who introduced the binary naming system for plants and animals

Etymology:
	Riccia:		Pietro Francesco R.Ricci (17th - 18th century), botanically interested Italian from Florence
	cavernosa:		holed

Fig. 1:  Riccia cavernosa / Cavernous Crystalwort (in a temporarily dry old branch of the Rhine) D Groß-Gerau 21.10.2009

Fig. 2:  Riccia cavernosa / Cavernous Crystalwort (in a temporarily dry old branch of the Rhine) D Groß-Gerau 21.10.2009

Fig. 3:  Riccia cavernosa / Cavernous Crystalwort (in a temporarily dry old branch of the Rhine) D Groß-Gerau 21.10.2009

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Copyright: Use of the images and texts only with the author's written permission.