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Dicksonia antarctica

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Journal Article
Journal: PALAIOS
Published: 01 November 2012
PALAIOS (2012) 27 (11): 835–841.
... that allows silicification to be simulated by silica-bearing H 2 O vapor. Water was reacted with rhyolitic obsidian at 150 °C for several days to take up silica, then passed through the parenchymatous stem tissue of Dicksonia antarctica in the form of a hot, silica-bearing steam. The reactions taking place...
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SEM images of precipitates on and inside the vapor-treated samples of the e...
in > PALAIOS
Published: 01 November 2012
FIGURE 4 SEM images of precipitates on and inside the vapor-treated samples of the extant tree fern Dicksonia antarctica . A) White-colored coatings rich in silica (SiO 2 ) on the outside of the sample, concentrated along pathways that were used by the vapor phase. The image also shows
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The results of 119 wavelength-dispersive EMP analyses of precipitates on th...
in > PALAIOS
Published: 01 November 2012
FIGURE 6 The results of 119 wavelength-dispersive EMP analyses of precipitates on the outside and the inside of vapor-treated samples of Dicksonia antarctica . Two end members are defined by distinct compositional arrays; (1) an Al 2 O 3 -enriched end member trending toward the composition
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FIGURE 2 —Generalized transect showing the structure and profile of the veg...
in > PALAIOS
Published: 01 October 2005
Forest), which is dominated by Eucalyptus regnans . D = Dicksonia antarctica , N = Nothofagus cunninghamii , At = Atherosperma moschatum , Am = Acacia melanoxylon , Er = Eucalyptus regnans , and Bw = Blechnum wattsii
Journal Article
Journal: PALAIOS
Published: 01 October 2005
PALAIOS (2005) 20 (5): 452–462.
... Forest), which is dominated by Eucalyptus regnans . D = Dicksonia antarctica , N = Nothofagus cunninghamii , At = Atherosperma moschatum , Am = Acacia melanoxylon , Er = Eucalyptus regnans , and Bw = Blechnum wattsii ...
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Journal Article
Journal: Palynology
Published: 01 January 2009
Palynology (2009) 33 (1): 241–280.
... Trilobosporites Pant ex Potonié 1956 in having anastomosing elongate rugulae. Cibotiidites is comparable to spores of extant Cibotium chamissoi Kaulf. and Dicksonia squarrosa (Forst.) (see Skarby, 1974 , p. 3). Cibotiidites bettianus ( Srivastava 1972 ) Srivastava 1977 Pl. 2...
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