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Jeff, Stopping by Woods

@jeffontherock.bsky.social

Hiker, backpacker, forager, fisher, gardener, fossil finder, iPhone nature pic taker, nature nerd. Retired (biologist, ec. dev. practitioner, entrepreneur). πŸ‡¨πŸ‡¦

7,378 Followers  |  2,458 Following  |  1,535 Posts  |  Joined: 23.11.2024
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Posts by Jeff, Stopping by Woods (@jeffontherock.bsky.social)

Photo of a flat section of rock completely covered in flat-growing lichens. Includes two yellow lichens, one orange lichen and one grey lichen.

Photo of a flat section of rock completely covered in flat-growing lichens. Includes two yellow lichens, one orange lichen and one grey lichen.

A lichen collage on seaside rock. Newfoundland, Canada. Includes Xanthoria (leafy yellow), Physcia (grey), Rusavskia (orange) and Polycaulinia (the other yellow lichen). #lichen #fungi #fungifriends

01.03.2026 17:18 β€” πŸ‘ 306    πŸ” 41    πŸ’¬ 4    πŸ“Œ 0
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I was thinking something similar…but in the fox family.

01.03.2026 15:59 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

It’s actually creeping juniper. This up-close view has a bit of a succulent look.

01.03.2026 13:29 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
Photo of a fungus on a juniper branch. The fungus consists of a small reddish ball with several long, oval jelly-like growths.

Photo of a fungus on a juniper branch. The fungus consists of a small reddish ball with several long, oval jelly-like growths.

Cedar Rust Fungus. NWT, Canada.
#fungus #fungi #fungifriends
Fungus in pic is about 2 to 3 cm high.

01.03.2026 13:02 β€” πŸ‘ 303    πŸ” 34    πŸ’¬ 9    πŸ“Œ 2
Photo of a light grey lichen comprised of numerous octopus-looking branches covered in dark grey discs (the apothecia).

Photo of a light grey lichen comprised of numerous octopus-looking branches covered in dark grey discs (the apothecia).

A Physcia sp lichen on a poplar tree.
NWT, Canada. photo covers about 6cm, left to right. #lichen #fungi #fungifriends

01.03.2026 03:40 β€” πŸ‘ 584    πŸ” 54    πŸ’¬ 7    πŸ“Œ 3
Photo of an off-white lichen growing on rock. The lichen has several orange discs (apothecia) and a large brain-looking growth.

Photo of an off-white lichen growing on rock. The lichen has several orange discs (apothecia) and a large brain-looking growth.

Another brainy Orange Rock Posy #lichen. NWT, Canada. Pic covers about 5cm, left to right. #fungi #fungifriends.
Typically this species doesn’t have these brainy growths, but over the years, I’ve found several dozen specimens that do.

28.02.2026 15:29 β€” πŸ‘ 719    πŸ” 53    πŸ’¬ 7    πŸ“Œ 2
Photo of a roundish, cream coloured lichen growing flat on dark rock. About 80%of the lichen (all but the edges) is covered in dozens (hundreds?) of small round discs called apothecia.

Photo of a roundish, cream coloured lichen growing flat on dark rock. About 80%of the lichen (all but the edges) is covered in dozens (hundreds?) of small round discs called apothecia.

Orange Rock Posy Lichen. NWT, Canada.
lichen is about 3cm in diameter.
#lichen #fungi #fungifriends

27.02.2026 22:49 β€” πŸ‘ 1381    πŸ” 129    πŸ’¬ 15    πŸ“Œ 8

Beautiful lichen/photos, Uta!

27.02.2026 22:45 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

Thanks! Like flowers, the orange parts are reproductive structures. Theyβ€˜re called apothecia and they are the structures that produce spores.

27.02.2026 05:09 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
Photo of an off-white lichen. One section of the lichen looks like brain. The rest looks like frilly leaves. Five large, orange apothecia are visible on the lichen. The lichen is growing on grey rock and on other (crustose) lichens.

Photo of an off-white lichen. One section of the lichen looks like brain. The rest looks like frilly leaves. Five large, orange apothecia are visible on the lichen. The lichen is growing on grey rock and on other (crustose) lichens.

Orange Rock Posy Lichen. NWT, Canada.
lichen is about 3cm in longest dimension.
#lichen #fungi #fungifriends

27.02.2026 01:13 β€” πŸ‘ 1275    πŸ” 120    πŸ’¬ 22    πŸ“Œ 3

πŸ‘πŸ˜€

25.02.2026 14:32 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
Photo of a grey-green lichen growing flat on pinkish rock. The lichen is covered in prominent octopus sucker like discs which are the apothecia (spore producing structures).

Photo of a grey-green lichen growing flat on pinkish rock. The lichen is covered in prominent octopus sucker like discs which are the apothecia (spore producing structures).

Green Rock Posy Lichen. NWT, Canada.
#lichen #fungi #fungifriends
Lichen is about 4cm in longest dimension.

25.02.2026 14:30 β€” πŸ‘ 1711    πŸ” 163    πŸ’¬ 26    πŸ“Œ 12
Photo of several Cladonia podetia that look like cream coloured trumpets (growing vertically) with the trumpet openings ringed in red.

Photo of several Cladonia podetia that look like cream coloured trumpets (growing vertically) with the trumpet openings ringed in red.

Cladonia sp #lichen
#Newfoundland Canada.
Lichens are about 3cm high
#fungi #fungifriends

24.02.2026 19:07 β€” πŸ‘ 1737    πŸ” 184    πŸ’¬ 34    πŸ“Œ 9

πŸ˜€
We elect some too. So far though, they aren’t in charge.

24.02.2026 15:16 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
Photo of a bright orange lichen growing flat on grey rock. The sort of round lichen is comprised of numerous branches radiating out from the centre.

Photo of a bright orange lichen growing flat on grey rock. The sort of round lichen is comprised of numerous branches radiating out from the centre.

Elegant Orange Sunburst Lichen, Rusavskia elegans. NWT, Canada.
#lichen #fungi #fungifriends

23.02.2026 03:09 β€” πŸ‘ 301    πŸ” 22    πŸ’¬ 1    πŸ“Œ 3

Ah, thanks, Toby!

22.02.2026 23:25 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
Photo of three Cladonia podetia that look like a bouquet of red flowers.

Photo of three Cladonia podetia that look like a bouquet of red flowers.

A bouquet of Cladonia #lichen.
#Newfoundland, Canada
#fungi #fungifriends
The lichens are approx 3cm high.

22.02.2026 13:33 β€” πŸ‘ 955    πŸ” 87    πŸ’¬ 11    πŸ“Œ 4
Photo of a larger, off-white lichen on the left, growing over a smaller, round, grey and black lichen on the right. About half the round lichen had been over grown, half is visible. These are crustose lichens growing flat on brownish rock.

Photo of a larger, off-white lichen on the left, growing over a smaller, round, grey and black lichen on the right. About half the round lichen had been over grown, half is visible. These are crustose lichens growing flat on brownish rock.

Two worlds collide. Leconara sp lichen (on left) overgrows a Rhizocarpon sp lichen (on the right). NWT, Canada. #lichen #fungi #fungifriends

22.02.2026 11:40 β€” πŸ‘ 189    πŸ” 22    πŸ’¬ 1    πŸ“Œ 0
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A snowshoe trek to a wave-powered geyser along the East Coast Trail, yesterday. #hike #trail #geyser #snowshoe

22.02.2026 11:22 β€” πŸ‘ 83    πŸ” 6    πŸ’¬ 5    πŸ“Œ 0
Photo of a rectangular section of crustose lichen that consists mainly of hundreds of really tiny yellow discs…the apothecia. The lichen is growing flat on rock.

Photo of a rectangular section of crustose lichen that consists mainly of hundreds of really tiny yellow discs…the apothecia. The lichen is growing flat on rock.

Gold Speck Lichen, Candelariella species.
NWT, Canada. Photo covers about 6cm left to right. #lichen #fungi #fungifriends

21.02.2026 03:21 β€” πŸ‘ 171    πŸ” 8    πŸ’¬ 3    πŸ“Œ 1

Another species of lichen. Possibly a Candelariella species.

20.02.2026 15:37 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

Gross!

20.02.2026 12:26 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
Photo of a crustose lichen on tree bark. The lichen is light green-grey with numerous brown discs that have white rims (the apothecia). The lichen is roughly oval in shape, with pointed ends.

Photo of a crustose lichen on tree bark. The lichen is light green-grey with numerous brown discs that have white rims (the apothecia). The lichen is roughly oval in shape, with pointed ends.

Lichen, Lecanora epibryon. NWT, Canada. #lichen #fungi #fungifriends
Lichen is approximately 5cm long.

20.02.2026 03:11 β€” πŸ‘ 1961    πŸ” 151    πŸ’¬ 40    πŸ“Œ 4

There are a number of red-tipped Cladonia species. Many grow in temperate and boreal climates…northern states plus Canada. But I believe at least some grow as far south as the gulf coast.

18.02.2026 20:56 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
Photo of a tuft of red-tipped Cladonia lichen growing on a slender, dead tree branch. A field of cotton grass is in the background, looking like large falling snowflakes.

Photo of a tuft of red-tipped Cladonia lichen growing on a slender, dead tree branch. A field of cotton grass is in the background, looking like large falling snowflakes.

Cladonia lichen on a stick, in a field of cotton grass. #Newfoundland, Canada.
#lichen #fungi #fungifriends #wildflower

18.02.2026 19:59 β€” πŸ‘ 1459    πŸ” 111    πŸ’¬ 19    πŸ“Œ 6

A truly giant world, compared to yours πŸ˜€

18.02.2026 00:55 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

Isn’t it beautiful?! I find these exotic little landscapes mesmerizing!

18.02.2026 00:50 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
Close up photo of a small section of a crustose lichen that’s grey in places and orange in others. It looks sort of like a barren landscape with mountains and valleys.

Close up photo of a small section of a crustose lichen that’s grey in places and orange in others. It looks sort of like a barren landscape with mountains and valleys.

I love how the surface of some crustose lichens can look like an aerial view of an exotic landscape. This picture covers about 5cm, left to right.
Porpidia #lichen. #Newfoundland, Canada. #fungi #fungifriends

18.02.2026 00:39 β€” πŸ‘ 251    πŸ” 25    πŸ’¬ 5    πŸ“Œ 0

The original use of the common name british soldier lichen was for a similar looking, related Cladonia species...but nowadays it often gets used for any of the many Cladonia lichen species that have red apothecia. So...in this latter sense, using β€œbritish soldier lichenβ€œ for this lichen is good:)

17.02.2026 13:58 β€” πŸ‘ 3    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
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Looks like a dog lichen (Peltigera species). Possibly this one.

17.02.2026 00:46 β€” πŸ‘ 4    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0