| Titre : | Botanical Journal of the Linnean Society 131(4) - 1999-12-01 |
| Type de document : | Bulletin |
| Paru le : | 01/12/1999 |
Dépouillements
Article
David Gardner, Auteur ;
F. G. Hardy, Auteur ;
Stephen Hoskins, Auteur ;
Monika Shaffer-Fehre, Auteur
Article
The relative levels of lability in floral vs. vegetative characters have been suggested to give insight into the mechanisms of adaptation and speciation. Cobaea (Polemoniaceae) exhibits a remarkable diversity in floral form. A morphology-based p[...]
Article
Li-Gong Lei, Auteur ;
Han-Xing Liang, Auteur
The floral development of two species of Peperomia, Peperomia reflexa A. Dietr. (P. tetraphylla (G. Font.) Hook. et Am.) and P. serpens C. DC., is described. The initiation order is in an acropetal succession and resembles that in P. metallica L[...]
Article
Hendrik J. T. Venter, Auteur ;
Rudolf L. Verhoeven, Auteur
A new species of Cryptolepis from Yemen, Arabian Peninsula, C. yemenensis is described and figured. It is recognized by the glabrous appearance of the plant, oblong-elliptic to narrowly obovate leaves, small flowers, small follicles and ridged s[...]
Article
An assessment of characters is carried out for Ophionella Bruyns to establish that it is monophyletic. It is also shown that Pectinaria sensu lato is paraphyletic. Two species are recognized: O. arcuata (N.E. Br.) Bruyns and O. willowmorensis Br[...]
Article
William Louis Stern, Auteur ;
Walter S. Judd, Auteur
Vanilla is a pantropical genus of green-stemmed vines bearing clasping (aerial) and absorbing (terrestrial) roots. Most vanillas bear normal, thick foliage leaves; others produce fugacious bracts. Seventeen species, including both types were stu[...]
Article
J. B. Dickie, Auteur ;
P. E. Gasson, Auteur
The leaf anatomy of species representing all seven genera of the Penaeaceae was studied by light and scanning electron microscopy. Due to variability and inconsistency, leaf anatomical characters are not regarded as particularly useful for syste[...]
Article
Rea Artelari, Auteur ;
Ourania Georgiou, Auteur
Two new species, growing on limestone, Limonium aphroditae from the west coast and L. cythereum from the south and east coast of Kithira Island (Greece) are dcscribed and illustrated. Data on their ecology and cytology arc given. L. aphroditae i[...]
