R. cereuscula

R. pacheco-leonis ssp catenulata

H. salicornioides comparison

H. salicornioides f cylindrica (left), H. salicornioides ISI 95-10 (right)

R. puniceodiscus

Comparison of flowers on two R. puniceodiscus plants showing the difference you might find in color.

H. gaertneri and rosea

Comparison of two H. gaertneri hybrids (top) and H. rosea (bottom)

R. neves armondii

Hatiora rosea

Pfeiffera monacanthum f. monacantha

R. teres

Grown by Meadowbrook Farm from a plant from Rainbow Gardens.

Hatiora salicornoides (ISI 95-10)

A strange Hatiora with spines (ISI 95-10).

Hatiora gaertneri hybrid pink

R. baccifera ssp rhodocarpa (Smoley)

R. grandiflora

R. lindbergiana (Smoley)

Different flower from what I suspect is R. lindbergiana, but I'm still trying to identify both plants. If only we had a definitive photo source to work from.

Pfeiffera ianthothele (Smoley)

R. paradoxa

R. dissimilis ssp dissimilis and R. dissimilis ssp epiphyllanthoides

R. dissimilis ssp dissimilis (top) and R. dissimilis ssp epiphyllanthoides (bottom)

Lepismium warmingianum

R. grandiflora and an unknown

(left) R. grandiflora. (right) An unknown whose stems are distinctly different from the R. grandiflora. Notice the difference in the number of stigma lobes. Otherwise, the flowers look quite similar.

Lepismium lumbricoides