. Devonian floras; a study of the origin of Cormophyta. Paleobotany -- Devonian. Splienopteris affinis, L. & H., from the Lower Carboniferous of Scotland, showing thalloid foHage. (Reduced |) Speci- men No. 667, Carbonifer- ous Plant Coll., Sedgwick Museum, Cambridge. (W. Tams jjhoto.). Fig. 46. Splienopteris bifida, L. & H., from the Lower Carboniferous of Scot- land, showing thalloid foliage ( x f). Specimen V. 162, British Mus. (Nat. Hist.). We know very little of the fnictifications associated with either of these types of fronds in Devonian rocks. If Nathorst is r

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. Devonian floras; a study of the origin of Cormophyta. Paleobotany -- Devonian. Splienopteris affinis, L. & H., from the Lower Carboniferous of Scotland, showing thalloid foHage. (Reduced |) Speci- men No. 667, Carbonifer- ous Plant Coll., Sedgwick Museum, Cambridge. (W. Tams jjhoto.). Fig. 46. Splienopteris bifida, L. & H., from the Lower Carboniferous of Scot- land, showing thalloid foliage ( x f). Specimen V. 162, British Mus. (Nat. Hist.). We know very little of the fnictifications associated with either of these types of fronds in Devonian rocks. If Nathorst is right in attributing to Sphenopteridium-like fronds the tufted sporangia of CephaJopteris (Fig. 3G, p. 63), then here at any rate. 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 Arber, E. A. Newell (Edward Alexander Newell), 1870-1918; Arber, Agnes Robertson, 1879-1960. Cambridge, The University Press

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Keywords: ., bookcentury1900, bookdecade1920, bookpublishercambr, bookyear1921