. Off-hand sketches : a companion for the tourist and traveller over the Philadelphia, Pottsville, and Reading railroad . Fia. 7.—PTEROPHYLLUM. FIG. 8. ASTERAPHYLLITES. donous plants found in the coal, but unlike the other, the stems onlyare known. There is a variety of others -which it is probably un-necessary to specify—the examples already afforded being, we think,quite sufficient to convey an idea of the several families comprisingthe coal vegetation. Of the numerous families composing the classof monocotyledonous plants, there are comparatively few to be foundin the coal formation. The cl
. Off-hand sketches : a companion for the tourist and traveller over the Philadelphia, Pottsville, and Reading railroad . Fia. 7.—PTEROPHYLLUM. FIG. 8. ASTERAPHYLLITES. donous plants found in the coal, but unlike the other, the stems onlyare known. There is a variety of others -which it is probably un-necessary to specify—the examples already afforded being, we think,quite sufficient to convey an idea of the several families comprisingthe coal vegetation. Of the numerous families composing the classof monocotyledonous plants, there are comparatively few to be foundin the coal formation. The class of dicotyledonous, however, pre-sents a greater variety and number, most of which belong to the family
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Keywords: ., bookcentury1800, bookdecade1850, bookidoffhandsketc, bookyear1854
