Sigillaria


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Related to Sigillaria: Lepidodendron, Cordaites

Sig`il`la´ri`a


n. pl.1.(Rom. Antic.) Little images or figures of earthenware exposed for sale, or given as presents, on the last two days of the Saturnalia; hence, the last two, or the sixth and seventh, days of the Saturnalia.
n.1.(Paleon.) A genus of fossil trees principally found in the coal formation; - so named from the seallike leaf scars in vertical rows on the surface.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
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But for the past few months, Albanese has been studying paleobotany for a diorama called "The Hottest Day on Earth." The garden includes vanished genera such as Tempskya (a trunkless tree fern of the Cretaceous period) and Sigillaria (a spore-bearing tree of the Late Carboniferous period).
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Likewise, "Several specialized mechanisms for accommodating girth increase evolved: tangential interarea expansion in Sigillaria and Synchysidendron, interarea fissuring in Diaphorodendron, and subcushion cellular expansion in Lepidodendron" (Bateman et al., 1992, p.
Linear Trends in Botanical Systematics and the Major Trends of Xylem Evolution
Clement seemed to prefer collecting tree trunk and woody material of Lepidodendron, Sigillaria, Stigmaria, and Calamites, over leafy material as only three specimens of leaves (Pecopteris and Neuropteris) occur in the collection.
Abstracts of presentations at the 2011 (121st) Annual Meeting of the Tennessee Academy of Science
monyi Zeiller, Pecopteris oreopteridia (Schlotheim) Brongniart, Pecopteris permica Nemejc, Pecopteris potoniei Nemejc, Pecopteris pseudoreopteridia Potonie, Pecopteris puertollanensis Wagner, Pecopteris spp., Sphenozamites rochei Renault, Sphenophyllum oblongifolium (Germar and Kaulfuss) Unger, Sphenophyllum sp., Parasphenophyllum sp., Lobatannularia sp., Annularia carinata Gutbier, Annularia pseudostellata Potonie, Annularia sphenophylloides (Zenker) Gutbier, Annularia spicata Gutbier, Annularia spinulosa Sternberg, Calamostachys tuberculata (Sternberg) Jongmans, Asterophyllites sp., Macrostachya carinata Germar, Calamites multiramis Weiss, Calamites sp., Cordaites sp., Sigillaria brardii Brongniart, Lepidostrobus sp., Syringodendron sp., Omphalophloios?
El permico inferior de Valdeviar (Sevilla), SW de Espana: geologia historica de la cuenca e implicaciones climaticas y paleogeograficas
The Sigillaria were trees related to the Lepidodendrids and had bark that was regularly marked (hence the name) and an enormous tuft of pointed leaves.
Coal, oil, and natural gas
454) noted their resemblance to "the root of an aquatic" plant, their connection to Sigillaria was not recognized.
The 1835 Williams College Expedition to Maine, New Brunswick and Nova Scotia: the First Geological Field Trip by a North American College
An upright standing Sigillaria stem from the Westphalian of Poland clearly shows imprints of a larger winding axis (Gradzinski & Doktor, 1995).
How Paleozoic vines and lianas got off the ground: on scrambling and climbing Carboniferous--early Permian pteridosperms

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