Fossil Plants a Text book for Students of Botany And Geology volume 4
Fossil Plants a Text book for Students of Botany And Geology volume 4
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In our eReader you can find the full English version of the book. Read Fossil Plants a Text book for Students of Botany And Geology volume 4 Online - link to read the book on full screen. Our eReader also allows you to upload and read Pdf, Txt, ePub and fb2 books. In the Mini eReder on the page below you can quickly view all pages of the book - Read Book Fossil Plants a Text book for Students of Botany And Geology volume 4
What reading level is Fossil Plants a Text book for Students of Botany And Geology volume 4 book?
To quickly assess the difficulty of the text, read a short excerpt:
Dr Stopes 2 has recently re-described this species, adding a figure of the medullary-ray pitting. Annual rings well marked, often illustrat- ing the occurrence of compound rings of growth (fig. 716) which are discussed in detail in the original account ; bordered pits in a 1 Barber (98) Pis. Xxm. Xxiv.
2 Stopes (15) p. 169, text-fig. 50; also text-figs. 48, 49, and PI. Xv.
192 CONIFERALES [CH.
single row, rarely double in the roots, free and circular in branches, often contiguous and compressed... in roots ; tangential pits common. Medullary rays usually uniseriate, 1 16 cells deep, pits confined to the radial walls, usually 1 but sometimes 2 4 oval and oblique pits in the field. Resin-canals absent; resin-parenchyma in vertical rows, abundant and scattered. The pith consists of pitted parenchymatous cells separated by intercellular spaces ; in the roots the rows of tracheids pass directly into the cells of the pith; in the branches they terminate in small groups of cells irregularb arranged.
What to read after Fossil Plants a Text book for Students of Botany And Geology volume 4?
You can find similar books in the "Read Also" column, or choose other free books by A C Albert Charles Seward to read onlineMoreLess
To quickly assess the difficulty of the text, read a short excerpt:
Dr Stopes 2 has recently re-described this species, adding a figure of the medullary-ray pitting. Annual rings well marked, often illustrat- ing the occurrence of compound rings of growth (fig. 716) which are discussed in detail in the original account ; bordered pits in a 1 Barber (98) Pis. Xxm. Xxiv.
2 Stopes (15) p. 169, text-fig. 50; also text-figs. 48, 49, and PI. Xv.
192 CONIFERALES [CH.
single row, rarely double in the roots, free and circular in branches, often contiguous and compressed... in roots ; tangential pits common. Medullary rays usually uniseriate, 1 16 cells deep, pits confined to the radial walls, usually 1 but sometimes 2 4 oval and oblique pits in the field. Resin-canals absent; resin-parenchyma in vertical rows, abundant and scattered. The pith consists of pitted parenchymatous cells separated by intercellular spaces ; in the roots the rows of tracheids pass directly into the cells of the pith; in the branches they terminate in small groups of cells irregularb arranged.
What to read after Fossil Plants a Text book for Students of Botany And Geology volume 4?
You can find similar books in the "Read Also" column, or choose other free books by A C Albert Charles Seward to read onlineMoreLess
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