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Rhizocaulon amatitlani
Rhizocaulon amatitlani S.L.D. Arroyo, C.A.N. Vargas, Förther, H.-J. Gregor Doc. Naturae, (161): 40. 2007
- Name
- Rhizocaulon amatitlani
- Rank
- Species
- Generic Name
- [Genus] Rhizocaulon
- Authors (Pub.)
- Arroyo S. L. D.
Vargas C. A. N.
Förther H.
Gregor H.-J.
- Publication
- Rhizocaulon amatitlani nov. spec., ein pleistozänes Cyperaceen-Rhizom vom Lago Amatitlan (Guatemala) [2007]
- Journal
- Documenta naturae
- Issue
- 161
- Page number
- 40
- Year
- 2007
- Fossil Status
- rhizomata
- Stratigraphy
- Gelasian
- Location
- at Lago de Amatitlan, near the railway crossing the lake, at the NE-shore; SW
Villa Canales at Punta el Amatillo, Guatemala
- Paleoregion
- America (North)
Data for Holotypus
- Repository
- Naturmuseum Augsburg, Augsburg, Germany
- Repository Number
- Inv.-Nr. 2006-15/1028
- Diagnosis
- Elongated rhizomes (length about 7 cm) with prominent crusts of vertical stalks (diameter ca. 2 cm); diaphragma with many small canals and lateral bundles; in cross section centrally spongy tissue smallcelled parechymatous tissue laterally, with centrally lying bundles running longitudinal; girdles with nodia and internodia near by near, longitudinally striated surface of rhizome; side buds sprouted and broken away; common stigmata of broken roots (concentric rings of a double stereomsheath).
