Rhipsalis ewaldiana

Primary tabs

Rhipsalis ewaldiana Barthlott & N.P.Taylor in Bradleya 13: 66. 1995 sec. Korotkova & al. 20111

Holotype: Origin unknown, cultivated at the Botanic Garden of the University of Bonn, Germany, accn. no. 8780, 1994 (B, in spirit: B 81 0013234)
Paratype: Origin unknown, cultivated at the Botanic Garden of the University of Bonn, Germany, accn. no. 8780, 1994 (K)

1. Korotkova, N., Borsch, T., Quandt, D., Taylor, N. P., Müller, K. & Barthlott, W. 2011: What does it take to resolve relationships and to identify species with molecular markers? An example from the epiphytic Rhipsalideae (Cactaceae). – American Journal of Botany 98(9): 1549-1572. http://doi.org/10.3732/ajb.1000502

Content

Distribution (General)

Brazil: (Rio de Janeiro): Serra dos Orgãos?A

Diagnosis

Rhipsalidi mesembryanthemoidis affinis sed segmentis caulis secondariis maioribus angulatisque, alabastris fructibusque rubellis notabilis. A

Description

Stems dimorphic, the primary axes up to 600 x 4-5 mm, of indeterminate growth, 4-angled; secondary stem-segments similar, but only 30-60 mm long, mostly 3-angled, arising in mesotonic position and of determinate growth. Flowers lateral on the secondary stem-segments, reddish in bud, 14-20 mm diam. at anthesis, white within. Fruit pinkish, c. 8 mm diam.A

Etymology

It is named for Ernst Ewald (Hamburg), an enthusiastic collector of epiphytic cacti, who recognized it as something unusual and then kindly sent it to the University of Bonn for study.A

Descriptions (aggregated)

Flower quantity per areol contemporaneously: 1 [1]; flower coloration: white [1]; flower size qualitativ: small [1] fruit coloration: pink [1]; fruit shape: globose [1]

A single or the first number in square brackets denotes sample size

Bibliography

A. Barthlott, W. & Taylor, N. P. 1995: Notes towards a monograph of Rhipsalideae (Cactaceae). – Bradleya 13: 43-79. http://doi.org/10.25223/brad.n13.1995.a7