Botanical Gazette, Volumen44John Merle Coulter, M.S. Coulter, Charles Reid Barnes, Joseph Charles Arthur University of Chicago Press, 1907 Publishes research in all areas of the plant sciences. |
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... trees A remarkable case of polyspermy in ferns ( with one figure ) Some new Washington plants Some perplexities of the indexer Notes on two California Nemophilas - An unusual method of vegetative reproduction in Dionaea muscipula ( with ...
... trees A remarkable case of polyspermy in ferns ( with one figure ) Some new Washington plants Some perplexities of the indexer Notes on two California Nemophilas - An unusual method of vegetative reproduction in Dionaea muscipula ( with ...
Página 57
... tree . This species of Lycopodium attains a size unusual in the genus . The stem is dichotomously branched , erect , and rigid , with a diame- ter of 6 to 10mm ; and the slender dark green leaves are 2.5 to 3.5cm long . The fact that ...
... tree . This species of Lycopodium attains a size unusual in the genus . The stem is dichotomously branched , erect , and rigid , with a diame- ter of 6 to 10mm ; and the slender dark green leaves are 2.5 to 3.5cm long . The fact that ...
Página 64
... tree of C. Douglasii sent to the Arnold Arboretum many years ago by MAX LEICHTLIN of Baden Baden are mostly twenty , but are sometimes reduced to twelve or fifteen . The two trees in other characters appear identical , and except in the ...
... tree of C. Douglasii sent to the Arnold Arboretum many years ago by MAX LEICHTLIN of Baden Baden are mostly twenty , but are sometimes reduced to twelve or fifteen . The two trees in other characters appear identical , and except in the ...
Página 76
... trees does not grow more rapidly than that of evergreen broad - leaved trees ; and ( 3 ) that the prevalence of conditions unfavorable to photosynthesis and transpiration would seem to offer at least a partial explanation of the slow ...
... trees does not grow more rapidly than that of evergreen broad - leaved trees ; and ( 3 ) that the prevalence of conditions unfavorable to photosynthesis and transpiration would seem to offer at least a partial explanation of the slow ...
Página 103
... the proembryo of Pinus Laricio was collected during the summers of 1905 and 1906. It was taken from different trees and localities . Preparations were also loaned to the writer by Miss LULU 1907 ] 103 KILDAHL - PROEMBRYO OF PINUS LARICIO.
... the proembryo of Pinus Laricio was collected during the summers of 1905 and 1906. It was taken from different trees and localities . Preparations were also loaned to the writer by Miss LULU 1907 ] 103 KILDAHL - PROEMBRYO OF PINUS LARICIO.
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Abietineae aecidium agar air chambers angiosperms antipodal apical apogamy appear archegonia biennis body cell BOTANICAL GAZETTE bundles cañon cent central cylinder characters chromosomes condition cortex cytoplasm described division elongated embryo sac endosperm fertilization filifera flora flowers formation fusion gametophyte genera genus germination growth hybrid Inoculation internodes Lamarckiana large number lata later layer leaf traces longa longis male nucleus megasporangium megaspore Microcycas micropylar microsporangia mitosis mother cell mutation mycelium NaCl node nuclei number of chromosomes observed occur origin ovule paper petiole Pinus plants PLATE pollen tube postpaid Potamogeton present produced proembryos Professor prothallial cell region roots seeds shoots shown in fig shows solutions species sperms spindle spirem sporangia sporangium spores sporocarp sporogenous tissue sporophyte stage stalk stele stem strands structure suspensor synapsis tapetal tapetum telophase tetrad tion trees tuberous Ueber University of Chicago uredospores usually vegetative wall xylem
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Página 463 - MANUSCRIPTS. Contributions on Science and Mathematics Teaching are invited. Articles must be written on one side of the sheet only. All illustrations must be drawn or written in jet black ink on a separate sheet of manuscript.
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Página 472 - By OLAF A. TOFFTEEN, Professor of Semitic Languages and Old Testament Literature in the Western Theological Seminary...
Página 472 - Historical and Linguistic Studies in Literature Related to the New Testament. 60 pages, 8vo, paper; net 50 cents, postpaid 54 cents By HAMILTON FORD ALLEN The Deification of Abstract Ideas in Roman Literature and Inscriptions. 102 pages, 8vo, paper; net 75 cents, postpaid 80 cents By HAROLD L. AXTELL Decimus Junius Brutus Albinus. 114 pages, 8vo, paper; net 75 cents, postpaid So cents By BERNARD CAMILLUS BONDURANT The Role of the Md-y«ipoi in the Life of the Ancient Greeks.