| Titre : | Botanical Journal of the Linnean Society 126(4) - 1998-04-01 |
| Type de document : | Bulletin |
| Paru le : | 01/04/1998 |
Dépouillements
Article
A. Sivanesan, Auteur ;
W. H. Hsieh, Auteur ;
C. Y. Chen, Auteur
A new monotypic ascomycete genus, Dictyocyclns gen. nov. with D. hydrangeae sp. nov. as its type, is described and illustrated. It is placed in the family Parmulariaceae and it is the second genus in that family with dictyoseptate ascospores. It[...]
Article
In Scandinavia Pseudorchis albida (Orchidaceae) usually divided into the lowland and subalpine P. albida s.s. and the more or less alpine P. straminea. There have been some uncertainties and conflicting views concerning die taxonomic treatment o[...]
Article
Isabelle Orban, Auteur ;
Jules Bouharmont, Auteur
The development of reproductive cells has been analysed in Nymphaea nouchali, family Nymphaeaceae, subclass Magnoliidae. Our observations on embryo sac development differ from those in the literature. Megasporogenesis results in a triad of one m[...]
Article
Marguerite E. Pienaar, Auteur ;
Irmgard Von Teichman, Auteur
In Lithraea brasiliensis Marchand the exocarp is characterized by brachysclereids and the parenchymatous mesocarp by large secretory ducts; inner sclerenchymatous ridges are absent in die mesocarp. The stratified endocarp s. s. comprises a cryst[...]
Article
K. L. Davies, Auteur ;
C. Winters, Auteur
The ultrastructure of the labellar epidermis of 13 species of Maxillaria and one hybrid was examined using low-vacuum scanning electron microscopy (SEM). The labellum may be homogeneous and glabrous or papillose, comprising one type of cell only[...]
Article
Kweon Heo, Auteur ;
Henk Van Der Werff, Auteur ;
Hiroshi Tobe, Auteur
Embryology of Lauraceae, hitherto poorly known, was investigated on the basis of 35 species from 23 genera to contribute to a better understanding of familial and generic relationships. Data from the genera investigated and from the literature s[...]
