. Album des orchidées de l'Europe centrale et septentrionale. . Fig. 7. Fig. 8. PoUinies de l'Aiiacamptis pyramidalis sondées par leur base au moyen d'un rétinacle commun qui s'enroule (tig. 8) autour d'une soie de porc (d'après Darwin).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Correvon, Henry, 1854-1939. Genève, Librairie Georg

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Keywords: ., bookcentury1800, bookcollectionbiod, bookdecade1890, bookyear1899