 | 1860 - 442 페이지
...Lobelia are chiefly composed of comparatively stable forms. Of these natural groups of varying and unvarying species, some are large and some small ;...increased tendency to permanence in form. Of this principle we could draw some remarkable illustrations from the class of Fungi. Dr. Hooker now agrees... | |
 | Joseph Dalton Hooker - 1859 - 148 페이지
...Veronica, Campanula, and Lobelia, of comparatively stable ones. 4. Of these natural groups of varying and unvarying species, some are large and some small ;...orders, and genera which are the simplest in structure. f Complexity of structure is generally ac* Essays: Scientific, Political, and Speculative; by Herbert... | |
 | 1860 - 982 페이지
...these natural groups of varying and unvarying species, some are large and some small ; they are also variously distributed through the classes, orders,...orders, and genera which are the simplest in structure.* Complexity of structure is generally accompanied with a greater tendency to permanence in form : thus... | |
 | Edward Royall Tyler, William Lathrop Kingsley, George Park Fisher, Timothy Dwight - 1867 - 830 페이지
...which have come down from more ancient time. A few examples may be given. In the vegetable kingdom, " as a general rule, the varying species are relatively...orders, and genera which are the simplest in structure ; " * yet the endogeus and angiospermous exogens are of far more recent introduction than the more... | |
 | 1867 - 830 페이지
...time. A few examples may be given. In the vegetable kingdom, " as a general rule, the varying specie are relatively most numerous in those classes, orders, and genera which are the simplest in structure;" * yet the endogeK and angiospermons exogens are of far more recent introduction than the more lowly... | |
 | John Christopher Willis - 1922 - 280 페이지
...having restricted ranges." From Hooker (55 a and b) I take (order in his sense is now called family) " The varying species are relatively most numerous in...and genera, which are the simplest in structure." "As with species, so with genera and orders. ..upon the whole those are the best limited which consist... | |
 | Charles Darwin, Joy Harvey, Duncan M. Porter, Jonathan R. Topham - 1997 - 1018 페이지
...567-8. CD refers to Hooker's statement in JD Hooker 1859, pp. v vi. (hat in ihe vegetable kingdom, as a general rule, the varying species are relatively...orders, and genera which are the simplest in structure. Complexity of structure is generally accompanied with a greater tendency to permanence in form: dius... | |
 | John Christopher Willis - 1940 - 224 페이지
...species. Attention may also be drawn to the "Jordanian" species in big genera like Draba or Hieracium. 4. The varying species are relatively most numerous in...orders, and genera which are the simplest in structure. 5. As with species, so with genera and families. . .upon the whole those are the best limited which... | |
 | John Christopher Willis, Hugo de Vries, Henry Brougham Guppy, Eleanor Mary Reid, James Small - 1922 - 280 페이지
...having restricted ranges." From Hooker (55 a and b) I take (order in his sense is now called family) " The varying species are relatively most numerous in...and genera, which are the simplest in structure." "As with species, so with genera and orders. ..upon the whole those are the best limited which consist... | |
 | Edward Royall Tyler, William Lathrop Kingsley, George Park Fisher, Timothy Dwight - 1867 - 834 페이지
...from more ancient time. A few examples may be given. In the vegetable kingdom, " as a general rnle, the varying species are relatively most numerous in...orders, and genera which are the simplest in structure ; " * yet the endogens and angiospermons exogens are of far more recent introduction than the more... | |
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Jordanian" species in big genera like Draba or Hieracium. 4. The varying species are relatively most numerous in those classes, orders, and genera which are the simplest in structure. 5. As with species, so with genera and families. . .upon the whole... 