1) Cephalocereus senilis
![Image](https://i.imgur.com/FUACDwQ.jpg)
2) Echinocactus grusonii
![Image](https://i.imgur.com/16Bo9gj.jpg)
3)Echinopsis arachnacanta
(Lobivia arachnacanta)
![Image](https://i.imgur.com/XqHwQr5.jpg)
4)Echinopsis chamaecereus
![Image](https://i.imgur.com/RNNLT0w.jpg)
5) Echinopsis eyriesii (my guess)
![Image](https://i.imgur.com/4plsvfn.jpg)
6) Echinopsis oxygona (also my guess)
![Image](https://i.imgur.com/J8ea5xR.jpg)
7) Ferocactus hamatacanthus
![Image](https://i.imgur.com/oGR3SiE.jpg)
![Cool 8)](./images/smilies/icon_cool.gif)
![Image](https://i.imgur.com/U1jlvKV.jpg)
9) Gymnocalycium pflanzii
![Image](https://i.imgur.com/FIPs6rk.jpg)
10) Haageocereus versicolor (at least I was told it's that species)
![Image](https://i.imgur.com/3QtUEqj.jpg)
11) Mammillaria columbiana
![Image](https://i.imgur.com/KPEBxaa.jpg)
12) Mammillaria prolifera
![Image](https://i.imgur.com/0dqqdAM.jpg)
13) Mammillaria scrippsiana (or maybe M. grusonii )
![Image](https://i.imgur.com/5NXdTQf.jpg)
14) Mammillaria tetrancistra
(or maybe M. grahamii, or some other with fishhook spikes, got no idea)
![Image](https://i.imgur.com/ZQ8bohz.jpg)
15) Opuntia ficus-indica (also a guess)
![Image](https://i.imgur.com/h5BSMmP.jpg)
16) Pachycereus pringlei (at least that's what fellow members of this forum told me it is)
![Image](https://i.imgur.com/KYNNFUp.jpg)
17) Parodia leninghausii
![Image](https://i.imgur.com/8E4nYiz.jpg)
18) Parodia schumanniana
![Image](https://i.imgur.com/ffFIqrx.jpg)
19) Pilosocereus pachycladus
![Image](https://i.imgur.com/dazYQYP.jpg)
20) Polaskia chichipe
![Image](https://i.imgur.com/mgCPXW6.jpg)
21) Rebutia heliosa (var. „Sunrise“)
![Image](https://i.imgur.com/pW7garn.jpg)
22) Weberbauerocereus johnsonii (ID provided by this forum comunity reacently)
![Image](https://i.imgur.com/MqD5Fg1.jpg)
I also have Disocactus hybrid (heavily burned, but thriving and resistant as a mule - I think that thing could even survive on Mars), Mammillaria gracillis (just a few tiny "eggs") and pebble-sized Schlumbergera.