| Titre : | Botanical Journal of the Linnean Society 136(2) - 2001-06-01 |
| Type de document : | Bulletin |
| Paru le : | 01/06/2001 |
Dépouillements
Article
Qin Leng, Auteur ;
Hong Yang, Auteur ;
Qun Yang, Auteur ;
Jianping Zhou, Auteur
Leaf cuticle micromorphology of Metasequoia glyptostroboides Hu & W. C. Cheng was studied with SEM using samples collected from its natural population in south-central China and cultivated trees in Nanjing City. The cuticle characters from both [...]
Article
In Sararanga, the fruit is a berry as in Freycinetia. The testa comprises a lignifled outer integument with several cell layers, and an unlignified inner integument with two cell layers. Abortive fruits are frequent; they correspond to normal fr[...]
Article
A revision of the genus Calvoa Hook. f. (Melastomataceae) is presented. Principal Component Analyses (PCA) and Cluster Analyses (UPGMA) were performed to elucidate three cases of difficult species delimitation and infraspecific variation, with t[...]
Article
Anath Bandhu Das, Auteur ;
Arup Kumar Mukherjee, Auteur ;
Premananda Das, Auteur
Random amplified polymorphic DNA (RAPD) markers are used to estimate interspecific variation among mangrove and non-mangrove Heritiera fomes, H. littoralis and H. macrophylla. All the species have 2n = 38 chromosomes, with minute structural chan[...]
Article
Isabela Galarda Varassin, Auteur ;
José Roberto Trigo, Auteur ;
Marlies Sazima, Auteur
The pollination biology of four species of passionflower was studied in south-eastern Brazil, specifically the importance of chemical features of floral nectar, pigments and odours. All species required pollinators to produce fruits: P. alata wa[...]
Article
William Louis Stern, Auteur ;
Walter S. Judd, Auteur
Catasetinae consist of five genera of pseudobulbous Orchidaceae of the Neotropics. Anatomy is characterized by sunken, three-celled foliar hairs, mostly tetracytic stomatal apparatuses, superficial stomata, homogeneous mesophyll, foliar fibre bu[...]
Article
G. Rôças, Auteur ;
F. R. Scarano, Auteur ;
C. F. Barros, Auteur
Alchornea triplinervia (Spreng.) Müll. Arg. (Euphorbiaceae) is a tree which occurs in a broad range of habitats in Brazil. In the State of Rio de Janeiro, it occurs from montane forests to swamplands at sea level. A quantitative approach was use[...]
Article
Segundo Rios, Auteur ;
Manuel B. Crespo, Auteur ;
Diego Rivera, Auteur
Orophilous taxa of Sideritis sect. Sideritis (Lamiaceae) are rare, although highly diversified in south-eastern Spain. Most of them belong to subsections Hyssopifolia and Fruticulosa and show very reduced distribution areas in the summits of the[...]
