« Ulva latissima » = Ulva sp.Français : « Ulva latissima » = Ulva sp. Public domain scan - 19th-century botanical illustration, free to use, no copyright restrictions image
« Hormotrichum younganum » = Urospora penicilliformisFrançais : « Hormotrichum younganum » = Urospora penicilliformis Public domain scan of drawing, 19th century botanical illustration, free to use, no copyr More
« Derbesia velutina » = Vaucheria velutinaFrançais : « Derbesia velutina » = Vaucheria velutina Public domain scan of drawing, 19th century botanical illustration, free to use, no copyright restrictions imag More
« Polysiphonia fruticulosa » = Vertebrata fruticulosaFrançais : « Polysiphonia fruticulosa » = Vertebrata fruticulosa Public domain scan of drawing, 19th century botanical illustration, free to use, no copyr More
« Polysiphonia fruticulosa » = Vertebrata fruticulosaFrançais : « Polysiphonia fruticulosa » = Vertebrata fruticulosa Public domain scan - 19th-century botanical illustration, free to use, no copyright restr More
« Polysiphonia furcellata » = Vertebrata furcellataFrançais : « Polysiphonia furcellata » = Vertebrata furcellata Public domain scan - 19th-century botanical illustration, free to use, no copyright restrictions image
« Polysiphonia fastigiata » = Vertebrata lanosaFrançais : « Polysiphonia fastigiata » = Vertebrata lanosa Public domain scan - 19th-century botanical illustration, free to use, no copyright restrictions image
« Polysiphonia simulans » = Vertebrata simulansFrançais : « Polysiphonia simulans » = Vertebrata simulans Public domain scan - 19th-century botanical illustration, free to use, no copyright restrictions image
« Polysiphonia subulifera » = Vertebrata subuliferaFrançais : « Polysiphonia subulifera » = Vertebrata subulifera Public domain scan - 19th-century botanical illustration, free to use, no copyright restrictions image
« Polysiphonia pennata » = Xiphosiphonia pennataFrançais : « Polysiphonia pennata » = Xiphosiphonia pennata Public domain scan - 19th-century botanical illustration, free to use, no copyright restrictions image
« Rivularia confluens » = Zonotrichia hemisphaericaFrançais : « Rivularia confluens » = Zonotrichia hemisphaerica Public domain scan of drawing, 19th century botanical illustration, free to use, no copyright More
Français : Hippolyte-Marie Crouan (1802-1871) Public domain photograph of a portrait, illustration, engraving, free to use, no copyright restrictions image - Picryl description