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Questions related from Gregor Kozlowski
I suspect it is algae, most likely a filamentous green alga, growing in clusters or small colonies. The colonies have a diameter of approximately 5–15 cm. They thrive in fast-flowing streams,...
02 April 2025 9,972 3 View
I am searching for nice and good quality pictures of the three following boreal plants: - Pinus sibirica - Nuphar pumila - Linnaea borealis Ideally from Sibiria or Scandinavia. I would like to...
03 November 2022 604 3 View
The pictures were taken in Guishan Mts in Yunnan. The fungus is ca. 10-12 cm high.
08 January 2021 7,040 10 View
We have in our arboretum an unknown Pinus species (see two pictures in the attachment). It is a tall, straight tree of ca. 15 meters (although still quite young). It was labeled as Pinus...
09 July 2020 5,164 10 View
Catastrophic reports and publications about the rapid loss of species numbers are becoming increasingly frequent. Furthermore, the biomass of common animal species, such as insects or birds, is...
06 February 2020 7,854 4 View
These lichens grow on an old Acer pseudoplatanus tree (on branches) in Swiss Western Prealps (canton of Fribourg), ca. 1300 m a.s.l.
06 February 2020 5,154 12 View
I know, the question is a bit simplistic. It is also not only about the plants, but more about the photosynthetic organisms ... However, in this time of global biodiversity crisis, we are...
16 January 2020 7,146 30 View
Who knows this organism? Species or at least organismic group. Photosynthetic and covering large water surfaces.
16 January 2020 9,903 9 View
Are you interested in joining our Juglandaceae-network? We are working on global biogeography and conservation of the relict tree family Juglandaceae. However, the distribution and status...
03 October 2018 3,077 5 View
03 October 2018 8,200 2 View
The picture was taken close to Hangzhou (Eastern China).
06 June 2018 7,434 10 View
The pictures were taken between December 2017 / January 2018 (winter).
25 January 2018 6,370 5 View
The pictures were taken in Henan province (China). 1st picture: Carpinus sp.? 2nd picture: Actinidia... but which species?
12 December 2017 5,949 9 View
Probably marine fish mouth skeleton. Found on the Con Dao island (Vietnam).
28 April 2017 9,382 7 View
Who could give the main meaning of the title, and the most important elements of the two first sections. Covered this study the whole Russia? and what was the time horizon/period?
23 February 2017 6,113 2 View
The three Coleoptera species have been observed and photographed in April 2016 in Tapanti National Park (Costa Rica) - in mountainous forest with Oreomunnea and Alfaroa species (both Juglandaceae)...
25 October 2016 9,519 17 View
The pictures were taken in lowland tropical forests of the Tortuguero National Park in Costa Rica. The first might be Hypsiboas rufitelus, the second Oophaga pumilo.
25 October 2016 8,788 6 View
The pictures were taken in April 2016 in lowland tropical forests of the Corcovado National Park (Costa Rica). The second species (very large amphibian) might be Leptodactylus savagei.
25 October 2016 5,831 13 View
We are preparing a conference on forests and unique nature of Costa Rica and would like to illustrate the diversity of plants and animals. Have a look at the movies in the attachment. It shows...
11 September 2016 6,033 4 View
Does anybody know this "slimy" organism? Growing on very wet tufa (Cratoneurion community) in Swiss Prealps. Algae? Cyanobacteria?
01 March 2016 409 8 View
The crabs were observed and pictures were taken on oceanic shore and in mangroves of the Iriomote Island (Southern Ryukyu, Japan).
03 August 2015 3,448 6 View
We are working on biogeography and conservation of relict trees & searching for distribution maps of the Japanese flora (or at least trees of Japan). Are there any online databases or flora(s)...
15 April 2015 7,513 8 View
Picture was taken in the Taroko National Park. Could it be Kurixalus idiootocus (Rhacophoridae)?
07 March 2015 7,239 6 View
The picture was taken in Taroko National Park. Could it be an Orgyia species (Lymantriinae)?
07 March 2015 10,065 5 View
The majority of organisms/taxonomic groups follow the Latitudinal Diversity Gradient (LDG), e.g. the increase in species richness from poles to the tropics. There are some rare exceptions, mainly...
20 January 2015 3,392 8 View
The photograph was taken in Xian Yushan (China) in July at ca. 500 m a.s.l.
19 January 2015 1,071 3 View
Found in Switzerland, close to a river on humid soil in December 2014. Fungal or algal organism?
11 January 2015 1,879 5 View
Some trees are shedding their bark via so called exfoliating process. We have observed it in several Juglandaceae (Oreomunnea, Carya, etc.) as well as in Zelkova (Ulmaceae). See the pictures. Are...
01 January 1970 8,450 23 View
