Missouri BoTANICAL 
GARDEN [BULLETIN 
Vol. XI NOVEMBER, 1923 No. 9 
CONTENTS 
Page 
The Private Orchid Collection of Mr. C. W. Powell . . 117 
Autumn Flowering Elms .). . «se + ee ee 127 
RW ene ree ae Oa Ween pos ee ae ta EA 
Statistical Information: ...00. 0 sees ere ow ces 129: 
ST. LOUIS, MO. 
1923 
Published Monthly Except July and August by the Board of Trustees 
SUBSCRIPTION PRICE: ; 
ONE DOLLAR PER YEAR SINGLE COPIES TEN CENTS 
