240 
A38. Plant-Animal Interdependence in Evolution.—Three 
ectures on the divergent but interrelated development of the two 
great lines of life; with illustrations by Miss Maud Hl. Purdy. 
va 
— 
Water plants and water animals 
aand plants and cold-blooded animals 
3. Flowering plants and warm-blooded animals 
n_ ty 
ie 
oe 
Fee, $1, Thursdays at 4:00 p.amn., November 5 to November 19. 
Dr. Gundersen. 
B. Courses for Teachers: Given in Cooperation with the 
Brooklyn Teachers Association 
These courses have been accepted by the Brooklyn Teachers As- 
sociation, and appear in its Syllabus of Courses. On satisfactory 
completion of each course, the student is awarded a certificate by 
the Brooklyn Teachers Association, 11 cooperation with the Brook- 
lyn Botanic Garden. The courses are also accepted by the New 
York Board of Education for credit toward higher teaching l- 
censes, one credit being granted for each 15 hours (with the 
exception of “ B&, Plant Culture”). Through an agreement with 
Long Island University, undergraduate credit for certain courses 
will be allowed toward fulfilling the requirements for a university 
degree, provided the admission requirements at the University and 
the laboratory requirements have been fulfilled. Such courses are 
starred (*). By special arrangement with the institution con- 
cerned, these credits have also been used as und 
_ 
ergraduate credits 
in other colleges and universities. Nature materials used in the 
courses, and plants raised become the property of the student. 
Members of the Garden are entitled to a 50 per cent. discount 
from the regular fee for all “ B’ courses; from other persons 
the indicated fee is required. Long Island University students 
desirous of electing any of these or of the “ A” courses should 
notify Dean Tristram \W. Metealfe or Dr. Ralph H. Cheney, who 
will give the candidate a card entitling him to admission to the 
course. The student should present this card at the beginning of 
the first session of the course. 
Bl. General Botany.—.\ two-year course of thirty class 
meetings and thirty two-hour laboratory periods each year. The 
