Pieter,

Thanks for the recommendations. I have already read some of the information on this website. I will get the book. As a biology student, I do not think it will be too difficult.

http://www.cactiguide.com/forum/userpix/4024_Lorraines_Pics_080_1.jpg http://www.cactiguide.com/forum/userpix/4024_Lorraines_Pics_042_3_1.jpg This flower is quite unusual, anyone know what it is? To those experts out there, how did you learn the different species and genera of cacti out there? Wher...

remember the frost two months ago? that's what just about killed it. by the looks of it, it won't be coming back. not all plants suffered from the frost as badly, since they have different endurance levels, and not all recover. there are not many cacti that are colors other than green. the only one ...

Hello Shmuel -

Thanks for the info and recommendation. I don't expect to come anywhere near winning, but why not? The more pictures the better.

]

an Echinopsis hybrid...

here are the ones in our backyard right now: http://www.cactiguide.com/forum/userpix/4024_Lorraines_Pics_088_1.jpg http://www.cactiguide.com/forum/userpix/4024_Lorraines_Pics_072_1.jpg http://www.cactiguide.com/forum/userpix/4024_whiteflower_1.jpg http://www.cactiguide.com/forum/userpix/4024_Lorrain...

I'm afraid I only have one picture, but can anyone tell me what it is!

Thanks.

Does anyone happen to know what this cactus is?

I appreciate any help! Thanks.

What is this cactus?

Also, what do you think of the picture?

In advance, thanks for your help

Hob - Thanks for your answer and showing me how to show the picture. I'm very impressed with your knowledge.

I have added another picture to see if it clarifies whether it is an Echinopsis oxygona or not.

Is it possible to identify this cactus flower?

Thanks very much!