| Titre : | Botanical Journal of the Linnean Society 131(3) - 1999-11-01 |
| Type de document : | Bulletin |
| Paru le : | 01/11/1999 |
Dépouillements
Article
Adam Matkowski, Auteur ;
Klaus Adler, Auteur
We have analysed the phyllotactic patterns of the main shoot in vegetative and generative phases of growth in wild type and mutant plants of Antirrhinum majus L. Wild types ‘Sippe50’ and ‘W 108’ were compared to mutants grminifolia and phanlasti[...]
Article
Mark C. Tebbitt, Auteur ;
Cameron M. Maciver, Auteur
The endothecial thickening patterns in 173 species, representing the three genera of Begoniaceae, were investigated using cleared macerated anthers. Begoniaceae contain taxa with U-shaped thickenings, perforate base plates, entire base plates, t[...]
Article
Rodrigo B. Singer, Auteur ;
Marlies Sazima, Auteur
The biological function of the wedge–like, dorsally adhesive viscidium of the neotropical orchid genera Cyclopogon, Pelexia and Sarcoglottis (grouped in the so-called ‘Pelexia alliance’) is elucidated by the study of the pollination biology of t[...]
Article
Kevin Balkwill, Auteur ;
Gael Campbell-Young, Auteur
A literature survey has shown that seed surface patterns (seedscapes) are taxonomically valuable in the Acanthaceae. Seed surfaces of 11 southern African species of the genus Thunbergia Retz. were investigated using light and scanning electron m[...]
Article
Stephen D. Hopper, Auteur ;
Michael F. Fay, Auteur ;
Maurizio Rossetto, Auteur ;
Mark W. Chase, Auteur
A phylogenetic analysis of plastid DNA sequences from the trnL-F region corroborates the hypothesis that Haemodoraceae, a small monocotyledonous family centred in southwestern Australia, are monophyletic with relationships to Philydraceae, Ponte[...]
Article
M. E. Dulloo, Auteur ;
N. Maxted, Auteur ;
L. Guarino, Auteur ;
D. Florens, Auteur ;
H. J. Newbury, Auteur ;
B. V. Ford Lloyd, Auteur
An ecogeographic survey is required for the development of a strategy for the conservation and use of plant genetic resources. An herbarium-based ecogeographic survey is presented, supplemented by detailed field surveys of wild Coffea species in[...]
Article
H. Krüger, Auteur ;
L. R. Tiedt, Auteur ;
D. C. J. Wessels, Auteur
Floral ontogeny of Colophospermum mopane (Kirk ex Benth.) Kirk ex J. Leonard, an apetalous member of the Crudia group with four sepals and a large number (20–25) of stamens, was studied as part of a larger project on reproductive biology of this[...]
