Charlie, has (or is) any work been (being) done to clarify the relationships of Yavia and also Digitostigma ? Digitostigma seems to fit uneasily in Astrophytum and I suspect it could be an intergeneric hybrid.

DaveW

Looks like an E. rhodotricha form as they are fairly characteristic. See here for some pictures:-

http://davesgarden.com/pf/go/64585/

http://home-and-garden.webshots.com/pho ... 8785guqeEn

DaveW

"Do I remember someone telling me that this arose in cultivation, not in the wild?" Quite possibly, it was one of the old E. European introductions before the "Iron Curtain" came down, but they did have a lot of old Fric plants we did not have in the West then. However, any yell...

Auction Fever it is often known as!!, I once did some work for an auctioneer. He pointed to a carton of washing up liquid bottles and said "you see those there, somebody will get so carried away bidding in order not to be beaten they will bid far more for them than they can get them at the loca...

Notocactus ottonis v. venclusianus

One of the really red flowered Notocacti

[attachment 5644 venclusianus.jpg]

DaveW

Mine get watered either when I feel like it, or remember, and neither is that often! They really require less water than you think. After all it does not rain every seven to ten days in habitat. In the middle of the year if temperatures are high cacti do not really grow anyway. From what I have read...

Hope you have more luck flowering it quicker than I did then Maria. It is noted for being reluctant to flower. Whether it is just a matter of size or not I do not know.

DaveW

"One of the best Idea's I saw was some one who just put a number in the label then altered the data base to suit the name change"

Until the computer crashes!:duh:

DaveW

I agree about Notocactus herteri . Mine came as a pretty large plant from a collection being sold. I must have had it about 12 years and it never flowered until this year. My plant is about 7" high and I only managed to take a picture of the first flower to open as I was working when all the ot...

The New Cactus Lexicon says:- The generic names Stenocactus and Echinofossulocactus have both been in use for this genus, but the latter name was originally based on plants referable to Echinocactus sensu stricto (Hunt 1980/CSJGB 42(4): 105-107) So evidently it is Stenocactus again until somebody di...