Annual Report of the Board of Regents of the Smithsonian InstitutionThe Institution, 1914 |
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Page 333
... plants associated with them in natural dis- tribution . Other kinds of plants and plant associations require , on the contrary , a neutral or alkaline soil . It is the purpose of the present address to show how the leaves of trees in ...
... plants associated with them in natural dis- tribution . Other kinds of plants and plant associations require , on the contrary , a neutral or alkaline soil . It is the purpose of the present address to show how the leaves of trees in ...
Page 342
... plants that inhabit peat . Among these peculiarities perhaps none is more remarkable than the presence of mycorhizal fungi on the roots of many , perhaps most , peat - loving plants . It is known that peat is very poorly supplied with ...
... plants that inhabit peat . Among these peculiarities perhaps none is more remarkable than the presence of mycorhizal fungi on the roots of many , perhaps most , peat - loving plants . It is known that peat is very poorly supplied with ...
Page 408
... plants differing in one characteristic only are crossed , the red or the white color of the flower , for example , all the seeds obtained therefrom produce in the first generation plants having red flowers only ; if these hybrid red plants ...
... plants differing in one characteristic only are crossed , the red or the white color of the flower , for example , all the seeds obtained therefrom produce in the first generation plants having red flowers only ; if these hybrid red plants ...
Contents
The Smithsonian Institution | 1 |
National Museum | 26 |
Astrophysical Observatory | 32 |
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