Mitteilungen der Deutschen Dendrologischen Gesellschaft . Pseudotsuga Douglasii. Saat aus Nr. i Pike (Colorado) 1910. (Phot. Mai 1912.) H^^^^Hf^^ ^TQHSgSf^MWBB^^^^^Ml i ^ m, .^^^ I^Bi^^^* 1 <r^r ? .?:^Sm m b^MH ,:^flHHH| l:li^^Bf ? -j -rpi^B 1 . ^ ^O: . - ?^??- .A-V ^ r^^^ ? -V*^/; ?Sa^^^k «? Big- IWU itiMLü H.^<M:%^l Pseudotsuga Douglasii. Saat aus Nr. 2 Sopris (Colorado) 1910. (Phot. Mai 1912.) 58 Fr. Graf von Berg: Pseudotsuga Douglasii. Saat aus Nr. 3 San Isabel (Colorado) 1910. (Phot. Mai 1912.)
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectforestsandforestry