| Titre : | Botanical Journal of the Linnean Society 125(3) - 1997-11-01 |
| Type de document : | Bulletin |
| Paru le : | 01/11/1997 |
Dépouillements
Article
Pothuava is a group of about 20 neotropical species treated here as a subgenus of Aechmea. The Brazilian taxa of Pothuava is revised and ten species are recognized: A. nudicaulis, A. pectinata, A. vanhoutteana, A. bocainensis, A. bruggeri, A. al[...]
Article
Andrew P. Vovides, Auteur ;
Nisao Ogata, Auteur ;
Victoria Sosa, Auteur ;
Esperanza Peña-García, Auteur
Observations indicate that natural regeneration in the field of the cycad Microcycas calocoma (Miq.) A.DC. is extremely low, and has been so since early this century. It appears that populations of its insect pollinator are practically extinct, [...]
Article
Leaves of Habenariinae are characterized by anomocytic stomatal apparatuses, homogeneous mesophyll, collateral vascular bundles in a single series, and thin-walled bundle sheath cells. There is no foliar sclerenchyma nor a hypodermis. Cauline co[...]
Article
Klaus Mummenhoff, Auteur ;
Andreas Franzke, Auteur ;
Marcus Koch, Auteur
Phylogenetic relationships of 18 Thlaspi s.l. species were inferred from nuclear ribosomal internal transcribed spacer (ITS) sequence data. These species represent all sections of the basic classification system of Schulz primarily based on frui[...]
