 Sigillarice, the variations in the leaf-scars in different parts of the trunk, the intercalation of new ridges at the surface representing that of new woody wedges in the axis, the transverse marks left by the stages of upward growth, all indicate that...  Annals & Magazine of Natural History - 442 페이지1859전체보기 - 도서 정보
 | Geological Society of London - 1859 - 860 페이지
...variations in the leaf-scars in different parts of the trunk, the intercalation of new ridges at the surface representing that of new woody wedges in the...required for the growth of stems of moderate size. As the best means of illustrating these features of the growth of Slgilla,ria, I have given, in fig.... | |
 | Sir John William Dawson - 1855 - 498 페이지
...(Fig. 41, d), the transverse marks left by the stages of upward growth (Fig. 41, e)—all indicate that several years must have been required for the growth of stems of moderate size. As the best means of illustrating these features of the growth of Sigillaria, I have given, in Fig.... | |
 | 1860 - 612 페이지
...variations in the leaf-scars in different parts of the trunk, the intercalation of new ridges at the surface representing that of new woody wedges in the...transverse marks left by the successive stages of upward growth—all indicate that at least several years must have been required for the growth of stems of... | |
 | 1860 - 452 페이지
...variation in the leaf-sears in different parts of the trunk, the interealation of new ridges at the surfaee representing that of new woody wedges in the axis, the transverse marks left by the sueeessive stages of upward growth, all indieate that at least several years mnst have been reqnired... | |
 | 1867 - 460 페이지
...variation in the leaf-scars in different parts of the trunk, the intercalation of new ridges at the surface representing that of new woody wedges in the axis, the transverse marke left by the successive stages of upward growth, all indicate that at least several years must... | |
 | sir John William Dawson - 1868 - 870 페이지
...variations in the leaf-scars in different parts of the trunk, the intercalation of new ridges at the surface representing that of new woody wedges in the axis, the transverse marks left by the stages of upward growth—all indicate that several years must have been required for the growth of... | |
 | Sir John William Dawson - 1868 - 754 페이지
...wedges in the axi«, the transverse marks left by the stages of upward growth — all indicate that several years must have been required for the growth of stems of modcrate size. The enormous roots of these trees, and the conditions of the coal-swamps, must have... | |
 | 1870 - 688 페이지
...variations in the leaf-scars in different parts of the trunk, the intercalation of new ridges at the surface representing that of new woody wedges in the axis, the transverse marks left by the stages of upward growth, all indicate that several years must have been required for the growth of... | |
 | Thomas Henry Huxley - 1873 - 342 페이지
...variations in the leaf-scars in different parts of the trunk, the intercalation of new ridges at the surface representing that of new woody wedges in the axis, the transverse marks left by the stages of upward growth, all indicate that several years must have been required for the growth of... | |
 | Thomas Henry Huxley - 1873 - 428 페이지
...variations in the leaf-scars in different parts of the trunk, the intercalation of new ridges at the surface representing that of new woody wedges in the axis, the transverse marks left by the stages of upward growth, all indicate that several years must have been required for the growth of... | |
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