404 Scientific Intelligence. 
9. A Catulogue of the Flowering Plants and higher Cryptogams 
owing without cultivation within t “= miles of Yale College. 
Published by the Berzelius Society, New Haven, 1878, pp. 72, 
8vo, and an outline map.—This i es has reached us barely 
in time for announcement here. Its form and typography are 
aap and the editors (whose names are not mentioned), 
appear to have ioe their work admirably, under the auspices of 
Professor Eaton, who adds an introduction, with interesting his- 
Lage details. The catalogue extends to the Musei and re mic 
the summary of species gives the total number of 1 
A. G 
IV. AsTRONOMY. 
i “ati Sternhaufen x Persei, etc., von Dr. H. C. Voce. 
Leipzig, 1878. 4to, pp. 36.—Dr. Vog el, of the Potsdam Observa- 
for any pair are Srlgeticat thus: Ist, four measures of p; four 
measures of s; 2d, determination of parallel; the next pair is 
then observed as follows : Ist, four measures s of P; 
of 4 ; 2d, determination of parallel ; and so on throughout the 
night. 
$2 contains an i ae Te of the position-circle ; and of the 
value of the revolution of the micrometer. The zero of “the micro- 
aaa stars less t n 10th e were determined from meas- 
ures of p and s with four rclecte stars of the group. These four 
were connected by and s and also Aa and Ad; and 
atee stars of the cluster  Perse?, 
they were further clase wit 
which had been observed with the Bonn meridian-circle. The 
