Michael Lueth
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milueth.bsky.social
Michael Lueth
@milueth.bsky.social
bryophytes, photography, trampolin, painting, singing, living
born, study and work in Freiburg, Germany
Grimmia austrofunalis Müll. Hal.
Andes, Merida, sourrounding of Laguna Coromoto, Subparamos, on open rock, gneis, 3000 m, leg 2001 M. Lüth 3302
Stem without central strand, costal cells mostly uniform, hydroids lacking, big and somewhat glossy plants
January 29, 2026 at 2:12 PM
Bartramia microstoma Mitt.
Andes, Merida, on way to Laguna Coromoto, open part in cloud forest, on steep slope, at 2700 m, leg 2001 Lüth 3300
Reminds to a small B. itiphyllum, but with different shape of leaf base and has firm though pellucid cells at shoulder margins.
January 25, 2026 at 11:56 AM
Atractylocarpus longisetus (Hooker) Bartram
Andes, Merida, on way to Laguna Coromoto, cloud forest, on root of tree, at 2500 m, leg 2001 Lüth 3297
Unlike to Campylopus with costa smooth at back.
January 17, 2026 at 8:04 AM
Porotrichum lancifrons (Hampe) Mitt.
Venezuela, Andes, Merida, way to Laguna Coromoto, cloud forest, on tree trunk and root, 2500 m, leg. 2001 Lüth 3295.
Characterized by well-developed stipe and strongly appressed hyalin stipe leaves.
January 14, 2026 at 2:10 PM
Reposted by Michael Lueth
Merry Christmas from the Lapworth Museum! 🎄🦖

We hope you have a wonderful day filled with peace and joy. 🕊️

#LapworthRocks #Christmas #Dinosaur #Museum #Geology
December 25, 2025 at 10:00 AM
Tortula andicola Mont.
Venezuela, Andes, Merida, Pico Espejo near Pico Bolivar
Polylepis forest on boulder slope at 4200 m, leg 2001 Lüth
Characteristic are the collenchymatous leaf cells and some sharp teeth at the base of the awn.
January 10, 2026 at 2:22 PM
Thidium peruvianum
Venezuela, Andes, Merida, Pico Espejo near Pico Bolivar
Polylepis forest on boulder slope at 4200 m, leg 2001 Lüth 3284
With one papilla per cell in branch leaves like T. delicatulum, but with long tapering stem leaves.
January 9, 2026 at 8:50 AM
Campylopus nivalis (Brid.) Brid. var. nivalis
Venezuela, Andes, Merida, Pico Espejo near Pico Bolivar
Polylepis forest on boulder slope at 4200 m, leg 2001 Lüth 3281, det J.-P. Frahm
January 5, 2026 at 9:10 AM
Lepyrodon tomentosus (Hook.) Mitt.
Venezuela, Andes, Merida, Pico Espejo near Pico Bolivar
Polylepis forest on boulder slope at 4200 m, leg 2001 Lüth 3270, det A. Schäfer-Verwimp
January 2, 2026 at 11:10 AM
Zygodon pichinchensis (Tayl.) Mitt.
Venezuela, Andes, Merida, Pico Espejo near Pico Bolivar
crevice in N-exposed rock face, 4730 m, leg 2001, Lüth 3278
Characteristic the long conical papillae.
December 29, 2025 at 10:03 AM
Barttramia potosica Mont.
Venezuela, Andes, Merida, Pico Espejo near Pico Bolivar
crevice in N-exposed rock face, 4730 m, leg Lüth 3270
Leaves stiffly erect, tipps brittle, cells at margin of leaf shoulder hyalin, delicate
December 23, 2025 at 12:40 PM
Pilopogon peruvianus (Williams) Frahm
Venezuela, Andes, Merida, Pico Bolivar, way to Bosque de Coloradito, on rocky soil, 4100 m, leg. 2001 Lüth 3262, det. J.-P. Frahm
December 17, 2025 at 8:29 AM
Lobaria amplissima is extremly rare in Germany. 2020 one of the old trees died and the bark with Lobaria fall on the ground. So I took it and fixed it with binding wire on another old tree near by (without the Lobaria). Yesterday I was there and pleasantly surprised, that it worked very good.
December 15, 2025 at 10:06 AM
Campylopus cuspidatus (Hornsch.) Mitt.
Venezuela, Andes, Pico el Aquila, Laguna Mucubaij, on wet ground around the lake, 3700 m, leg. 2001 Lüth 3253, det Frahm 2003
December 15, 2025 at 7:30 AM
Schizymenium campylocarpum (Hook. & Arnott) Shaw
Venezuela, Andes, Merida, Pico el Aquila, N-exp. slope at roadside, 3900 m, leg. 2001 M. Lüth 3238, det A. Schäfer-Verwimp
December 6, 2025 at 10:47 AM
Campylopus argyrocaulon (Müll. Hal.) Broth.
Venezuela, Andes, Merida, Picos el Aquila, Paramos, on ground between Espeletia shrubs, 4300 m, leg. 2001 M. Lüth 3233, det. J.-P. Frahm
December 5, 2025 at 10:29 AM
Dicranella vaginata (Hook.) Cardot
Venezuela, Andes, Merida, way to Pico Humboldt, wet N-exposed slope, Gneis, 1900 m, leg 2001 M. Lüth 3223, det. 2021 A. Schäfer-Verwimp
December 1, 2025 at 2:58 PM
Pogonatum campylocarpum (C. Müll.) Vitt
Venezuela, Merdia, cloud forest at way to Pico Humboldt, earthen slope under overhang, 2150 m, leg. Michael Lüth 3220, det. A. Schäfer-Verwimp
Marginal cells of lamellae in pairs, conical. Theeth on leaf shoulder.
November 29, 2025 at 2:51 PM
Macrocoma tenue subsp. sullivantii (C. Müll.) Vitt.
Venezuela, Merdia, cloud forest at way to Pico Humboldt, on a fallen branch from high tree, 2000 m, leg. Michael Lüth 3218, det. A. Schäfer-Verwimp
Leaf sharply acute, upper margin entire, reduced peristome.
November 28, 2025 at 1:17 PM
Ipomea tricolor indoor
October 31, 2025 at 8:17 AM
More Halloween
Mosses on a quite old reindeer fallen in a rock cervice on Svalbard
Orthotrichum pylaisii (the round cushions)
October 30, 2025 at 7:10 AM
Halloween-Moss
Tetraplodon mnioides likes to grow on dead animals (and humans).
England, Yorkshire, Upper Warfdale
October 29, 2025 at 4:28 PM
Dicranella grevelliana am Tuxer Gletscher im Zillertal, 2550 m, Österreich, bei der BLAM-Exkursion. Ich habe noch nie ein so großes Vorkommen dieser Art gesehen!
October 10, 2025 at 7:01 AM
Also my Evening Glory is late this year.
October 9, 2025 at 9:51 AM
My Morning Glory today, late this year, but so beautiful!
September 30, 2025 at 3:40 PM