| old stem segment duration | deciduous [1] |
| stem width | 1.5–4 cm |
| stem shape | terete [1] |
| entire plant habitat | epiphytic [1], epilithic [1] |
| entire plant orientation | semierect [1], pendent [1] |
| entire plant branching | acrotonic [1] |
| entire plant pubescence | glabrous [1] |
| flower quantity per areol contemporaneously | 1 [1] |
| flower coloration | white [1] |
| flower architecture | actinomorphic [1] |
| flower position | subterminal [1] |
| flower size qualitativ | medium [1] |
| flower size quantitativ | 25–45 mm |
| areole prominence | superficial [1] |
| bud orientation | oblique [1] |
