| Titre : | Botanical Journal of the Linnean Society 135(1) - 2001-01-01 |
| Type de document : | Bulletin |
| Paru le : | 01/01/2001 |
Dépouillements
Article
Theodora Petanidou, Auteur ;
Albertine C. Ellis-Adam, Auteur ;
Hans C. M. Den Nijs, Auteur ;
J. Gerard B. Oostermeijer, Auteur
The effect of flowering time and anthesis stage on fecundity of Gentiana pneumonanthe L. (Gentianaceae) in a greenhouse experiment was studied. The species is self-compatible, not apomictic, and rarely self-pollinates spontaneously. On average, [...]
Article
Geraldo L. G. Soares, Auteur ;
Maria A. C. Kaplan, Auteur
The flavone-flavolol ratio (fo/fl) for Dicotyledoneae is studied through graphic comparisons between indices indicative of morphological tendencies: the herbaceousness and Sporne indices. These comparisons show a tendency toward the reduction of[...]
Article
Montserrat Torrell, Auteur ;
Joan Vallès, Auteur ;
Nuria Garcia-Jacas, Auteur ;
Valiollah Mozaffarian, Auteur ;
Eleonora Gabrielian, Auteur
Nineteen chromosome counts of 12 Artemisia species are reported from Armenia and Iran. Three of them are new reports, sewn are not consistent with previous counts and the remaining are confirmations of very scarce (one to three) previous data. T[...]
Article
A new species, Colchicum leptanthum K. Perss. (Colchicaceae), endemic to north-east Turkey, is described. The species is early spring-flowering (± winter-flowering), and has soboliferous corms, a feature it shares with only eight other species o[...]
Article
Aaron P. Davis, Auteur ;
Diane Bridson, Auteur ;
Charles Jarvis, Auteur ;
Rafaël Govaerts, Auteur
The taxonornic history of Psychotria asiatica L., the type species of the genus Psychotria L., is introduced and discussed in. detail. For the first time, the name P. asiaticu is unambiguously linked with wild populations of Psychotria from sout[...]
Article
Gonzalo Nieto Feliner, Auteur ;
Javier Fuertes Aguilar, Auteur ;
Josep Antoni Rosselló, Auteur
The taxonomic status of the populations of Armeria from the Horconera massif (Cordoba province), previously misidentified or referred to without an explicit identification, is re-examined on the basis of morphological and molecular data. A multi[...]
Article
R. A. King, Auteur ;
R. J. Gornall, Auteur ;
C. D. Preston, Auteur ;
J. M. Croft, Auteur
Restriction fragment length polymorphisms in the internal transcribed spacer region of ribosomal DNA and in the chloroplast genome combine to confirm the existence of Potamogeton×bottnicus (P. pectinatus × P. vaginatus) in Britain. One of the pa[...]
Article
Karyological information on Cytisus species indicates at least two chromosome numbers for most of the taxa. This instability is, a striking karyological feature of Cytisus. Chromosome numbers of taxa in Sect. Spartopsis and Sect. Alburnoides, bo[...]
Article
For the single species of Austmbaileya (Austrobaileyaceae), quantitative and qualitative data are offered on the basis of a mature stem and a root of moderate diameter. Data available hitherto have been based on stems of small to moderate diamet[...]
Article
W. A. Brandenburg, Auteur ;
J. G. Van De Vooren, Auteur ;
C. E. Jarvis, Auteur
The typification of Clematis viticella L. is discussed, and a lectotype designated from the Clifford Herbarium (BM). A standard specimen for C. viticella‘Purpurea Plena Elegans’ has also been selected. Data from hybridization experiments and stu[...]
