2 gymnocalyciums + 1 nyctocereus?

[diezcielos]

Hello,

Can you help me identifying these 3 cacti; thank you!

1.

241169980_381321146887963_5522719183630656546_n.jpg (67.53 KiB) Viewed 1132 times

241197774_1238596479988657_819523613612020380_n.jpg (69.41 KiB) Viewed 1132 times

241257313_315339163679223_5680505675742736070_n.jpg (53.78 KiB) Viewed 1132 times

241169981_5995194357222234_6500520311798387900_n.jpg (47.93 KiB) Viewed 1132 times

2.

241220300_3054752368115310_4186773909609655309_n.jpg (67.64 KiB) Viewed 1132 times

200659712_316738676712019_1973933945656481379_n.jpg (62.45 KiB) Viewed 1132 times

241253708_282365306656397_6757583129473686927_n.jpg (48.3 KiB) Viewed 1132 times

241197265_1025885988157895_2766950523584017258_n.jpg (45.77 KiB) Viewed 1132 times

3.

241196358_374273820896320_5253793025539951166_n.jpg (126.77 KiB) Viewed 1132 times

[A1essandro]

First ones are G.friedrichii and G.anisitsii.

[diezcielos]

Thank you!
No idea for the last one ?

[7george]

Thank you!
No idea for the last one ?

Possibly Nyctocereus serpentinus ...

[diezcielos]

Thank you!
No idea for the last one ?

Possibly Nyctocereus serpentinus ...

Thank you

[Lucy_V]

the last one could be Stenocereus hollianus f.cristata