150 
until Ehrenberg is reached. I think I told you that I once ran 
a prospecting outfit over that country and if my memory serves 
me right the saguaro nowhere ‘occurs far back from the river 
(on the Californian side). I have also made many inquiries and 
the information runs about as I have given it.” 
ereus giganteus is, therefore, found in two areas in California ; 
the Senator mine basin 20 miles north of Yuma, Arizona, and 
between the latitudes of Ehrenberg and the Needles. 
D. T. MacDoueat. 
NOTES, NEWS AND COMMENT. 
Dr. N. L. Britton and Mrs. Britton sailed for Bermuda on 
Aug. 30 carry out some botanical investigations, returning 
during - i week in ae mber. 
Dr. P. A. Rydberg returned ‘from two months’ work in west- 
ern Utah and Nevada, late in August. A large number of her- 
barium specimens were secured which will furnish much valuable 
material for the furtherance of his studies on the flora of the 
ocky mountains. 
Mr. Geo. V. Nash has recently returned from an exploring 
trip to the interior of Hayti. Some regions hitherto unvisited by 
the botanist were reached and a large amount of preserved 
material, seeds and living plants were secured together with 
many valuable notes on distribution. 
Professor F, E. Lloyd, Teachers College, has returned from a 
summer of work at the Desert Botanical aed of the Car- 
oe Institution at Tucson, Arizona. Professor Lloyd is carry- 
ing out some investigations upon the ne of desert plants 
ae a grant from the Carnegie Institution. 
The total amount of aang in the Garden during August, 
1905, amounted to 6.04 inches. Maximum temperatures of 86° 
on the 3d, g1° on the He 79° on the ia and go° on the 22d 
were observed: also minima of 56° on the 2d, 62° on the 5th, 
49.5° on the 17th, and 51° on the 28th 
