. The geological history of plants. Paleobotany; 1888. 136 THE GEOLOGICAL HISTORY OF PLANTS. relation, no doubt, to the equable climate of the period. There is not much evidence that they grew with the Si- gillariiB in the true coal-swamps, though some specimens have been found in this association. It is more likely that they were in the main inland and upland trees, and. b'lii. t'-l.â '/'riifonncarpum ll'^'kiri. IViw- s>'n, tV.'tii till.' t-i>;il-tiifaMii-i's 111' (':ijii' I'. i â |,.\ the iVuil .il a 'I':i\- iiH' Ir,','. V, I'.nik.'ii ?,,n rn:i-ni floil twi.'c n.'il
. The geological history of plants. Paleobotany; 1888. 136 THE GEOLOGICAL HISTORY OF PLANTS. relation, no doubt, to the equable climate of the period. There is not much evidence that they grew with the Si- gillariiB in the true coal-swamps, though some specimens have been found in this association. It is more likely that they were in the main inland and upland trees, and. b'lii. t'-l.â '/'riifonncarpum ll'^'kiri. IViw- s>'n, tV.'tii till.' t-i>;il-tiifaMii-i's 111' (':ijii' I'. i â |,.\ the iVuil .il a 'I':i\- iiH' Ir,','. V, I'.nik.'ii ?,,n rn:i-ni floil twi.'c n.'ilui-nl si/r. Sr.'l imti iikiv n i lir, I : ,j, llir lr,,|;i; /', Ihr li'i;^ nirn ; ,, llir ini,-lrii^; ./. I li,' nil I .r\ o. r, I'm I mn hT I !ir Mil fiuT ul I ho iiilur ,. hl^lll^ inii-jinlii',!. that in consequence they are mostly known to us by drifted trunks borne by river inundations into the seas and estuaries. A remarkable fact in connection with them, and show- ing also the manner in which the most durable vegetable structures may perish by decay, is that, like the Cordaites, they had large piths with transverse partitions, a struct-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Dawson, John William, Sir, 1820-1899. New York, D. Appleton and Company
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