| Titre : | Botanical Journal of the Linnean Society 133(1) - 2000-05-01 |
| Type de document : | Bulletin |
| Paru le : | 01/05/2000 |
Dépouillements
Article
Stefan Vogel, Auteur ;
Jochen Martens, Auteur
Evidence from recent research combined with an evaluation of the literature indicates that Arisaema is adapted to pollination by fungus gnats. It apparently shares this peculiarity among aroids only with the distantly related genus Arisamm. In a[...]
Article
Imogen Poole, Auteur ;
Hazel P. Wilkinson, Auteur
Small diameter pyritized axes, commonly referred to as ‘twigs’, of fossil vitaceous and menispermaceous wood from the Lower Eocene, London Clay Formation of south-east England are described here for the first time. The vitaceous twigs, which rep[...]
Article
Morag E. Ferguson, Auteur ;
Nigel Maxted, Auteur ;
Michael Van Slageren, Auteur ;
Larry D. Robertson, Auteur
Three taxonomic problems exist within the genus Lens. The first is the lark of agreement on classification and rank at the specific and sub-specific levels; the second involves the relationship between the recently distinguished L. lamottei and [...]
Article
Mark A. Carine, Auteur ;
Robert W. Scotland, Auteur
A taxonomic revision of Stenosiphonium Nees is provided. Morphological variation within the genus is documented, the relationship between Stenosiphonium and Strobilanthes Blume is discussed, and problems of species delimitation are resolved. Thr[...]
Article
Previous treatments of the genus Cressa have ranged from splitting it into 19 species or lumping all the variation into C. cretica L., the type species. Morphological study reveals that there are four species, two in the Americas and two in the [...]
