Lepismium monocanthum
Pfeiffera monacantha
Rhipsalis monacantha
All the names are in popular use.
The flowers are about fingernail size.
Olympus EM-1, (aperture priority), Olympus 4/3 50mm f2 macro, f9, hand-held.
P6034154_DxO Lepismium monocanthum June 2021 Topaz 1600.jpg
P6034159_DxOP6034154_DxO Lepismium monocanthum June 2021 Topaz 1600.jpg
P6034165_DxOP6034154_DxO Lepismium monocanthum June 2021 Topaz 1600.jpg
P6034171_DxOP6034154_DxO Lepismium monocanthum June 2021 Topaz 1600.jpg
A bit of colour from July 2019.
Olympus EM-1, (aperture priority), Olympus 4/3 50mm f2 macro, f11, hand-held.
P7072287_DxO Chamaelobivia Gentle Giant Crosseye Topaz 1600.jpg
Olympus EM-1, probably kiron 105mm at f16, twin flash, hand held.
P7112819 Midge Mites Stereo Topaz Crosseye 1200.jpg
Olympus EM-1 (manual mode), Kiron 105mm Macro, f11 or f16, twin flash hand-held. (2016).
P7212931_DxO Hairy Shield Bug Dolycoris baccarum Last Instar Nymph Crop Topaz 1600.jpg
This fungus is uncommon.
I took this home and photographed it in my kitchen.
Low magnification: Olympus EM-1 (manual mode), Olympus 4/3 50mm f2 macro, f11, twin flash hand-held.
High magnification (FOV ca 3mm wide): Olympus EM-1 (manual mode), Laowa 25mm f2.8 2.5x-5x ultra-macro at f11 twin TTL flash hand-held.
_B010492_DxO Oak Tooth Crust Radulomyces molaris Withy Shaw 1 November 2025 Crosseye Topaz 1600.jpg
_B010495_DxO Oak Tooth Crust Radulomyces molaris Withy Shaw 1 November 2025 Crosseye Topaz 1600.jpg
_B010497_DxO Oak Tooth Crust Radulomyces molaris Withy Shaw 1 November 2025 Crosseye Topaz 1600.jpg
_B010503_DxO Oak Tooth Crust Radulomyces molaris Withy Shaw 1 November 2025 Crosseye Topaz 1600.jpg
From May 2023.
Now in Disocactus.
Olympus EM-1 (aperture priority), Olympus 4/3 x2 TC, Olympus 4/3 50mm f2 macro, f11, in a patch of sunlight, hand-held.
_5179766_DxO Aporocactus martianus Crosseye Topaz 1600.jpg