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Biflavanoids of the Cycadales

Biochemical Systematics and Ecology, 1975
Abstract Biflavanoid patterns of leaves of 82 species of the order Cycadales comprising 3 families and 10 genera have been determined. The biflavanoids were identified by TLC, UV, NMR and MS studies. Pattern differences between species, when detected, involve the position or degree of methylation of the base compounds.
Dossaji, Saifuddin F   +2 more
exaly   +2 more sources

Fossil Cycadales of Argentina

The Botanical Review, 1999
A survey of Cycadalean taxa of Argentina (including Antarctica) is presented. The record of leaves represented byNilssonia, Pseudoctenis, Ctenis, Mesodescolea, Ticoa, Almargemia,Kurtziana, andZamia genera are summarized. Recent investigations made of cuticles with transmission and scanning electron microscopy are included. In stems, a preliminary study
Analia E. Artabe, Dennis Wm. Stevenson
openaire   +1 more source

RADIAL GROWTH IN THE CYCADALES

American Journal of Botany, 1980
The development of radial growth which leads to the pachycaulous form was investigated in eight of the 10 genera of the Cycadales; i.e., Ceratozamia, Cycas, Dioon, Encephalartos, Macrozamia, Microcycas, Stangeria, and Zamia. In all taxa, development of radial growth is essentially the same: a primary thickening meristem is differentiated in the stelar ...
exaly   +2 more sources

Notes on Southern African Cycadales

Bulletin du Jardin botanique national de Belgique / Bulletin van de National Plantentuin van België, 1988
Description de 3 nouveaux taxons, caracteres vegetatifs de taxons du complexe Encephalartos eugene ...
J. J. Lavranos, D. L. Goode
openaire   +1 more source

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