Fungi: Their Nature, Influence and UsesK. Paul, Trench, Trüber & Company, 1894 - 299 pagini |
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Pagina 15
... wall , and are not at all gelatinous , while they are immediately dissolved by the application of hydrate of potash , & c . * Our own experience is somewhat to the effect , that there are some few lichens which are doubtful as to ...
... wall , and are not at all gelatinous , while they are immediately dissolved by the application of hydrate of potash , & c . * Our own experience is somewhat to the effect , that there are some few lichens which are doubtful as to ...
Pagina 30
... walls of these cavities is found to consist of pellucid obtuse cells , placed parallel to each other like the pile of velvet , exactly as in the young hymenium of an Agaric or Boletus . Occasionally one or two filaments cross from one wall ...
... walls of these cavities is found to consist of pellucid obtuse cells , placed parallel to each other like the pile of velvet , exactly as in the young hymenium of an Agaric or Boletus . Occasionally one or two filaments cross from one wall ...
Pagina 33
... wall of the cell , following a spiral direction from one end of the thread to the other . This supposition would , he thinks , accord well with the optical appearances , and it would account exactly for the undulations of outline to ...
... wall of the cell , following a spiral direction from one end of the thread to the other . This supposition would , he thinks , accord well with the optical appearances , and it would account exactly for the undulations of outline to ...
Pagina 39
... wall as a sphæroid nucleus , † leading to the inference that each cell has its own individual power of germination and reproduction . In Triphragmium , there are three cells for each spore , two being placed side by side , and one ...
... wall as a sphæroid nucleus , † leading to the inference that each cell has its own individual power of germination and reproduction . In Triphragmium , there are three cells for each spore , two being placed side by side , and one ...
Pagina 44
... walls , and never invested with an external cortical layer . One of the most important and highly developed genera is Peronospora , the members of which are parasitic upon and destructive of living vegetables . It is to this genus that ...
... walls , and never invested with an external cortical layer . One of the most important and highly developed genera is Peronospora , the members of which are parasitic upon and destructive of living vegetables . It is to this genus that ...
Termeni și expresii frecvente
Agaricini Agarics Agaricus algæ allied amongst antheridium apex appear asci Ascomycetes ascus Bary basidia become belong Berkeley Boletus branches cells cellular colour colourless common compact conidia conidium Coniomycetes Cooke Corda decay delicate developed distinct eaten Ecidium edible enclosed esculent external filaments fleshy Flora fructification fruit fungi Fungorum fungus gelatinous genera genus germination gills globose growing hymenium Hymenomycetes instances Journ Lactarius large number latter less lichens Lycoperdon mature membrane microscope minute Morchella mould Mucedines Mucor mushroom mycelium Myxogastres number of species observed odour oogonia organs paraphyses parasitic pedicels Penicillium peridium perithecia Peronospora Peziza pileus plants Podisoma Polyporus produced protoplasm pseudospores Puccinia receptacle reproductive resembling Russula Sclerotium septate sér similar sometimes specimens spermatia spermogonia Sphæria Sphæriacei spicules sporangia sporangium spores sporidia sporules stem stroma structure substance surface threads tion tissue Torrubia Tremellini truffles tubes Tulasne vegetable volva whilst wood zoospores zygospore
Pasaje populare
Pagina 215 - No connection can be traced between the numbers of bacteria, spores &c , present in the air, and the occurrence of diarrhoea, dysentery, cholera, ague, or dengue ; nor between the presence or abundance of any special form or forms of cells, and the prevalence of any of these diseases.
Pagina 10 - Ascomycetes, a parasite which is accustomed to live upon, others' work ; its slaves are green algae, which it has sought out, or indeed caught hold of, and compelled into its service. It surrounds them, as a spider its prey, with a fibrous net of narrow meshes, which is gradually converted into an impenetrable covering ; but...
Pagina 215 - Spores and other vegetable cells are constantly present in atmospheric dust, and usually occur in considerable numbers : the majority of them are living and capable of growth and development ; the amount of them present in the air appears to be independent of conditions of velocity and direction of wind ; and their numbers are not diminished by moisture.
Pagina 16 - ... or any introduced bodies ; that there is no parasitism ; and that the lichen thallus, exclusive of gonidia, is wholly unknown amongst fungi. The Rev. JM Crombie has therefore our sympathies in the remark with which his summary of the gonidia controversy closes, in which he characterizes it as a " sensational romance of lichenology," of the " unnatural union between a captive algal damsel and a tyrant fungal master.