Tussilago, Darwin on seeds of groundsel and.
"More Letters of Charles Darwin Volume II" by Charles Darwin
Some change is to be observed in the vegetation, see Catalogue, two or three Labiata, an Ononis, an Aconite, Tussilago?
"Journals of Travels in Assam, Burma, Bhootan, Afghanistan and TheNeighbouring Countries" by William Griffith
The first flower, a tussilago, was gathered on the 27th.
"Narrative of a Second Expedition to the Shores of the Polar Sea" by John Franklin
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