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Michael Lueth

@milueth

bryophytes, photography, trampolin, painting, singing, living born, study and work in Freiburg, Germany

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09.11.2024
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Latest posts by Michael Lueth @milueth

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Pseudocryphaea domingensis (Spreng.) Buck
Venezuela W-Lanos, Forestal Reserve Caparo, semi-evergreen rainforest, epiphytic on bark of tree, 140 m, leg. Lüth 3323, 2001
det: Alfons Schäfer-Verwimp
characteristic are the small brood branchlets (Bt) in leaf axis

06.03.2026 10:42 👍 1 🔁 0 💬 0 📌 0
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Thanks for the question. I made a picture plate of a moss from my old moss collection from the Neotropic 2001.
Btw your blanket/carpet will get very beautiful.

04.03.2026 17:20 👍 10 🔁 1 💬 1 📌 1

Beautiful picture. The moss with the sporophytes is Ptychostomum capillare, the creeping one Hypnum cupressiforme. Unfortunately no Bonfire.

04.03.2026 17:13 👍 1 🔁 0 💬 1 📌 0
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Breutelia tomentosa (Sw. ex Brid) Jaeg)
Venezuela, Andes, Merida, way to Laguna Coromoto, upper cloud forest, on wet soil over rock, gneis, 2500 m, leg. Lüth 3319, 2001
Remind in microscopical characters to B. subarcuata, but differs in only 2-3 inflated alar cells.

04.03.2026 08:49 👍 6 🔁 0 💬 0 📌 0
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Caribaeohypnum polypterum (Mitt.) Ando & Hig.
Venezuela, Andes, Merdida, way to Lagunn Coromoto, upper cloudforest, hallfshadow soil over rock, gneis, 2500 m, leg. Lüth 3315, March 2001

02.03.2026 16:29 👍 5 🔁 0 💬 0 📌 0
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Pilotrichella flexilis (Hedw.) Angstr.
Venezuela, Andes, Merida, surrounding Laguna Coromoto, upper cloud forest, pendent from branches of trees, 2500 m, leg M. Lüth 3314

23.02.2026 14:43 👍 3 🔁 0 💬 0 📌 0

I make the photos, this is a electronic kind of "permanent slide", because I always can look at them easily.

21.02.2026 13:50 👍 2 🔁 0 💬 0 📌 0
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Rhodobryum huillense (Welw. & Duby) Touw
Venezuela, Andes, Merida, surrounding Laguna Coromoto, Upper cloud forest, on rotten stump, 2550 m, leg M. Lüth 3313
Looks a bit like R. grandifolium, but plants and leaves are much smaller.

21.02.2026 13:47 👍 10 🔁 2 💬 0 📌 0

I do not know exactly, what you want to know. I just use water to work with the microscope. But what is mounting medium?

20.02.2026 17:48 👍 0 🔁 0 💬 1 📌 0
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Rhodobryum grandifolium (Tayl.) C. Müll.
Venezuela, Andes, Merida, surrounding Laguna Coromoto, Subparamos, on open humose rock, gneis, 3000 m, leg M. Lüth 3305

20.02.2026 14:10 👍 6 🔁 0 💬 1 📌 0

Very nice landscape with a lot of bryophytes. I think L. cupressina is quite common in that region. Perhaps it is overgrown here from one of the big pleurocarp moss. But it will come at another place again.

11.02.2026 11:33 👍 2 🔁 0 💬 1 📌 0

Beim Hineinfassen aber bitte nicht zerstören. Das Polster ist vermutlich Jahrzehnte alt.

11.02.2026 11:26 👍 1 🔁 0 💬 0 📌 0

Du wirst sie schon begeistern! Da hab ich keine Bedenken...

09.02.2026 16:29 👍 1 🔁 0 💬 1 📌 0
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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

29.01.2026 14:12 👍 11 🔁 2 💬 0 📌 0
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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.

25.01.2026 11:56 👍 9 🔁 1 💬 0 📌 0
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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.

17.01.2026 08:03 👍 8 🔁 2 💬 0 📌 0
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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.

14.01.2026 14:10 👍 11 🔁 1 💬 0 📌 0
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Merry Christmas from the Lapworth Museum! 🎄🦖

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

#LapworthRocks #Christmas #Dinosaur #Museum #Geology

25.12.2025 10:00 👍 46 🔁 12 💬 0 📌 1
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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.

10.01.2026 14:22 👍 5 🔁 1 💬 0 📌 0
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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.

09.01.2026 08:50 👍 4 🔁 1 💬 0 📌 0
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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

05.01.2026 09:10 👍 7 🔁 0 💬 0 📌 0
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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

02.01.2026 11:09 👍 5 🔁 0 💬 0 📌 0
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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.

29.12.2025 10:03 👍 9 🔁 0 💬 0 📌 0
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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

23.12.2025 12:40 👍 8 🔁 1 💬 0 📌 0
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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

17.12.2025 08:29 👍 8 🔁 0 💬 0 📌 0
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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.

15.12.2025 10:06 👍 35 🔁 5 💬 0 📌 0
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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

15.12.2025 07:30 👍 6 🔁 1 💬 0 📌 0
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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

06.12.2025 10:46 👍 9 🔁 2 💬 0 📌 0
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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

05.12.2025 10:28 👍 5 🔁 0 💬 0 📌 0
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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

01.12.2025 14:58 👍 6 🔁 0 💬 0 📌 0