Lady’s Slipper without Chrysanthemin
It’s very rarely that the Lady’s Slipper orchid (Cypripedium calceolus) is flowering without the brown-red color in sepals and petals. As with other...
Category: field trips
Orchis purpurea f. albiflora in Eastern Hesse
Four decades after founding the Arbeitskreises Heimische Orchideen (AHO) Hessen (working group of native orchids Hesse) (on 3.3.1979), a conference in Sontra lo...
Albiflora orchids on Gotland
There have been a couple of botanical travel reports from Gotland with findings of white-flowered orchids, especially of Dactylorhiza incarnata. This year, I...
Albiflora couple in the valley of Kinzig
With Orchis mascula, the albiflora forms are not rare. But in many cases the pattern of violet points is preserved in the lips – even if the production of...
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...
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...
Ophrys pigmentation demonstrates bilateral symmetry
While travelling in Attica, Greece, Marco Klüber photographed this special Ophrys helenae which demonstrates the bilateral symmetry of orchid flowers. The left ...
white flowering in Engadine
Visiting this Eastern region of Switzerland, my special interest was focussed on Epipogium aphyllum, flowering in dark forests. “Aphyllum” refers to...
Orchis olbiensis – Andalusian chromatics
Orchis olbiensis has a colourful and a light variety, as it is stated by Kretzschmar/Eccarius/Dietrich in “Die Orchideengattungen Anacamptis, Orchis, Neot...
a dream in green and white: Ophrys apifera in Basel
Finally, I’ve met her: The bee orchid at the Rhine port of Basel which has been described as Ophrys apifera var. basiliensis – in 2006, Paul Delforg...