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Jepson Field Book volume 13 page 50 | University and Jepson Herbaria Archives, University of California, Berkeley

Jepson Field Book volume 13 page 50
London, England  The other species grown by him, namely Grindelia squarrosa, seed from Manhattan, Kansas, produces a great rosette of radical leaves and does not flower the first year. In this respect it is much like Grindelia cam- porum, I imagine. Perredes says that alkaloids have been found in only one composite, namely Lactuca scariola. Dr. Powers, it seemed, tried for an alkaloid in Grindelia but found after a great deal of work that it was a false scent. Grindelia's value lies in the resinous juices found in the heads. It is best gathered just before it comes into full bloom.    :::::::::  August 7, 1905  - At the Department of Botany, Natural History Museum, South Kensington, I was most cordially received by James Britten, who is now Sir James, having been knighted by the Pope, and by Mr. E. G. Baker. The Herbarium occupies the top  floor of the east wing of the large pressed brick building. The arrange ment of the plants in the Herbarium is old-fashioned - acc. to Bentham and Hooker. The species are arranged acc. to DeCandolle's Prodromus. You go first to the Index to DeCandolle. You there find the number of the genus and the number of the species. But if your species is a recent  species then you look in the most recent monograph. Sometimes the extra species are
University and Jepson Herbaria Archives, University of California, Berkeley
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