The dynamics of evolution on the Dactylorhiza meadow
Seven years after my first observations on a meadow in the valley of the small river Bieber in the northern region of the Spessart mountains I visit this specia...
Tag: Evolution
Albiflora abundance on Sardinia
There are two forms of albiflora mutations with orchids: the spontaneous growth of a white-flowered form as the consequence of a genetical defect in the process...
Orchids are not a young plant family at all
In a paper published in the latest edition of the Journal Europaeischer Orchideen (vol 44, 2/2012, p. 421-426), Wolfgang Wucherpfennig reviews the recent public...
Snap-shot of the evolution: preliminary report of albiflora studies
Thanks to all the contributions to this project website albiflora.eu I’ve compiled a first paper about the white-coloured forms of orchids, published in B...
Three albino plants of Cephalanthera damasonium
It is well studied that Cephalanthera damasonium belongs to those orchids which can live without chlorophyllum – together with other species of the tribe ...
Lecturing about albiflora orchids in Koblenz
Invited by the Arbeitskreis Heimische Orchideen (AHO) Rhineland-Palatinate I’ve presented some thoughts about albiflora orchids at a meeting in Koblenz. A...
Richard Bateman on stability and change
Still looking for any hints to shed some light on the albiflora phenomenon, I visited Richard Bateman in London. The white-flowered morphs “are of greates...
Colour influences pollinator behaviour
Form and function of the flower organs are the main focus of the new fascinating book The Flower of the European Orchid by Jean Claessens and Jacques Kleynen. I...
Albiflora plants influence naïve pollinators
White-flowered orchid varieties are not just a “freak of nature” – they have quite obviously some biological function. A group of scientists i...
Colour change more common among diploid Dactylorhiza
In an e-mail exchange following his recent article in the Journal Europaeischer Orchideen (JEO), Richard Bateman, orchid specialist at Kew Gardens, wrote me tha...