Results 121 to 130 of about 10,600 (266)

An Introduction to the Phytogeography of Kansas

open access: yes, 1970
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
Bare, Janét E., Mcgregor, Ronald L
openaire   +1 more source

Current floristic and phytogeographic knowledge of Mexican Bromeliaceae

open access: yesRevista de Biología Tropical, 1998
A current floristic and phytogeographic knowledge of native Mexican Bromeliaceae is presented. There are 22 genera of Bromeliaceae recorded from the country that include 326 species.
Adolfo Espejo Serna   +1 more
doaj  

Systematic screening of bryophytes for antitumor agents [PDF]

open access: yes, 1992
References are made to cytotoxic and/or antitumor compounds that have been isolated - ansamitocin P-3 from Claopodium crispifolium (Hook.) Ren. & Card.
Cassady, John M.   +2 more
core  

Survivorship dynamics of the flora of Devonian Angarida. [PDF]

open access: yesProc Biol Sci, 2023
Dowding EM, Akulov NI, Mashchuk IM.
europepmc   +1 more source

Florestas maduras da região metropolitana de São Paulo: diversidade, composição arbórea e variação florística ao longo de um gradiente litoral-interior, Estado de São Paulo, Brasil

open access: yesHoehnea
RESUMO Os objetivos desse trabalho foram amostrar e caracterizar o componente arbóreo de florestas maduras da região metropolitana de São Paulo, SP, Brasil, verificar a existência de variações florísticas ao longo dos planaltos da região no sentido ...
Eduardo Hortal Pereira Barretto   +1 more
doaj   +1 more source

A Proposal for defining the geographical boundaries of Amazonia [PDF]

open access: yes, 2005
A group of European experts came together for a two day workshop at the Joint Research Centre, Ispra, to discuss a proposal for defining the geographical boundaries of Amazonia.

core  

Estrutura e aspectos da regeneração natural de Floresta Ombrófila Mista no Parque Estadual de Campos do Jordão, SP, Brasil

open access: yesHoehnea
O estudo buscou avaliar diferenças florísticas e estruturais entre os componentes adulto e regenerante de trecho de Floresta Ombrófila Mista em Campos do Jordão, a fim de levantar hipóteses sobre sua trajetória sucessional.
Rose Pereira Muniz de Souza   +3 more
doaj   +1 more source

Cytological studies on mosses from Papua New Guinea : 1., introduction and the family Orthotrichaceae. [PDF]

open access: yes, 1995
Chromosome numbers with information on meiotic behaviour are recorded for the first time for the following taxa in the family Orthotrichaceae from Papua New Guinea - Desmotheca apiculata (Dozy & Molk.) Lindb. ex Card.
Ramsay, Helen P.   +2 more
core  

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