Results 91 to 100 of about 2,327 (226)

The value of research to selling the conservation of threatened species: the case of Cycas micronesica (Cycadopsida: Cycadales: Cycadaceae)

open access: yesJournal of Threatened Taxa, 2014
A case study is described wherein strong focus on research during the developing threats that caused the elevation of Cycas micronesica from Near Threatened to Endangered status illustrates how targeted research results may be used to aid in conservation
Thomas E. Marler, Anders J. Lindström
doaj   +1 more source

CyanoNews (Vol. 6, No. 2, July 1990) [PDF]

open access: yes, 1990
CyanoNews was a newsletter that served the cyanobacteriological community from 1985 to 2003, with content provided by readers (sort of a blog before there were blogs). The newsletter reported new findings from the lab, summaries of recent meetings (often
Elhai, Jeff
core   +1 more source

Mid-Mesozoic leaves from near Ida Bay, southern Tasmania, Australia [PDF]

open access: yes, 1987
Several leaf specimens from a locality in southern Tasmania are described. They are assigned to Coniopteris websterii sp.nov., Cladophlebis indica (Oldham & Morris) Sahni & Rao, Pachypteris sp. cf.
Kim, JH, Kimura, T, Tidwell, WD
core   +3 more sources

GIMNOSPERMAS [PDF]

open access: yes, 2016
SÓLO VISIÓN ...
LOPEZ SANDOVAL JOSE ANTONIO
core  

Astonishing 35S rDNA diversity in the gymnosperm species Cycas revoluta Thunb [PDF]

open access: yes, 2015
17 p., tablas, gráficos.In all eukaryotes, the highly repeated 35S ribosomal DNA (rDNA) sequences encoding 18S-5.8S-26S ribosomal RNA (rRNA) typically show high levels of intragenomic uniformity due to homogenisation processes, leading to concerted ...
Becher, H   +7 more
core   +1 more source

Signification des aires à empreintes de pas de vertébrés des Grands Causses (Biologie et Physiologie) [PDF]

open access: yes, 2013
Numerous footprints areas has been found, since 1962, in Permian, Triassic and Hettango-Sinemurian. All show precised oriented trackways.
Demathieu, Georges, Gand, Georges
core  

Estudio preliminar de paleofloras cretácicas procedentes de la base de la Formación Loncoche (Mendoza, Argentina) [PDF]

open access: yes, 2004
Se da a conocer el estudio paleobotánico preliminar que se está llevando a cabo en los yacimientos cretácicos de Calmu-Co y RanquilCo (Mendoza, Argentina).
Papú, Óscar   +2 more
core   +1 more source

El origen y diversificación del crecimiento cambial atípico en plantas fósiles: procesos del desarrollo involucrado

open access: yesBoletín de la Sociedad Argentina de Botánica, 2012
En el registro fósil encontramos una serie de morfologías, cuyo origen sólo puede ser inferido a partir de los estudios ontogenéticos. De este modo, la comprensión de los procesos del desarrollo en plantas y el patrón resultante es de suma importancia en
Josefina Bodnar, Eliana Paula Coturel
doaj  

Zamia brasiliensis, a new species of Zamia (Zamiaceae, Cycadales) from Mato Grosso and Rondônia, Brazil

open access: yesPhytotaxa, 2019
Zamia brasiliensis Calonje & Segalla, a new subterranean-stemmed species of Zamia (Zamiaceae) from Mato Grosso and Rondônia, Brazil, is described and illustrated.
R. Segalla, M. Calonje
semanticscholar   +1 more source

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