TWELFTH ANNUAL REPORT OF THE DIRECTOR. 15 
of the Garden, and 1,753 were collected by employees of 
the institution. The Secretary’s books show an expendi- 
ture of $762.61 for herbarium supplies and purchases. 
By way of exchange, 115 herbarium specimens, valued at 
$5.75, were distributed to correspondents, and 33 frag- 
ments, without nominal value, were sent to specialists for 
research purposes. 
The present composition of the herbarium is as fol- 
lows: — 
Engelmann Herbarium (all groups) about . . . . 97,800 specimens. 
The General Herbarium: — 
Higher plants. 
The J. J. BernhardiHerbarium . . 61,121 
The J. H. Redfield Herbarium - 16,447 
Other specimens .... . . . 150,456 
228,024 fs 
Thallophytes. 
The J. J. Bernhardi Herbarium* . 126 
Otherspecimens ..... . . 22,815 
22,941 «“ 
Makinga total ofabout. . . . . . 848,765 “ 
Valued at... «oe: ‘6 5 os a 2 
The following, practically a part of the herbarium facil- 
ities, are the same as last year: {| — 
Wood specimens of various sizes . . . . . 1,027, valued at $100 00 
Wood veneers, by Spurr, Hough, Nordlinger, 
and Mickle sw. 8 TO OO BD OD 
Microscope slides, by Hough, Penhallow, 
Munroe, and others «51s... . . 108  §980 00 
Together ... . » « ‘+: %=ja0eee ©8510 00 
* So far as yet incorporated. 
+ The valuation of such collections is purely arbitrary, since they 
could not be exactly replaced for any amount of money, in case of loss; 
but they are appraised at $15.00 per hundred mounted sheets. — Report. 
10: 18. 
t Report. 113 16. 
a 
a Te 
