. Budd's flora of the Canadian Prairie Provinces. Botany; Botanique. Fig. 218. Narrow-leaved sunflower, Helianthus maximilianii Schrad. 763. 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 [Ottawa] : Research Branch, Agriculture Canada
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Keywords: ., bookcentury1900, booklea, booksubjectbotanique, booksubjectbotany