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Jepson Field Book Transcriptions · Jepson Herbarium

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13_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.

13_51
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
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