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Lobivia nigrostoma Kreuz. & Buining
Succulenta (Netherlands) 1: 2. 1950
Family: CACTACEAE

= Lobivia jajoiana var. nigrostoma (Kreuz. & Buining) Backeb.
Cactaceae (Backeberg) 3: 1464. 1959 Backeb.

: Echinopsis marsoneri Werderm.
Repert. Spec. Nov. Regni Veg. 30: 55; et in Repert. Spec. Nov. Regni Veg. Sonderbeih. C, t. 26 (1932).

Lobivia nigrostoma (Lobivia jajoiana var. nigrostoma) Photo by: Peiffer Clement

:

:
Echinopsis marsoneri Werderm.
Repert. Spec. Nov. Regni Veg. 30: 55; et in Repert. Spec. Nov. Regni Veg. Sonderbeih. C, t. 26 (1932).
: 53 (1):

  • Echinopsis jajoiana (Backeb.) hort. ex R.Blossfeld: Flowers colors is very variable, comprising yellow, orange vine-red and violet. All of them have in common that the hymen (or throat ring of the flower) is always of a very dark purple-violet to black, thickened at the edge and glossy.
  • Echinopsis jajoiana f. cristata hort.: Crested form.
  • Echinopsis jajoiana cv. Anemone: Plant with Anemone like-flowers, the petals are pinkish-white with a very dark purple-violet to black contrasting throat.
  • Echinopsis marsoneri Werderm.: Flowers vary from yellow to orange, tomato-red, vine-red and also happening through all the imaginable tones of violet and have a darker contransting orange, red, brown or black throat.
  • Lobivia jajoiana var. aurata Rausch: has globose-spherical stems up to 50 mm in diameter and often violet tinged. Ribs 11, radial spines 2-3(-4), central spines 0-1. Flowers golden to orange, with a purple-violet to black throat. Distribution: Jujuy, Punta Corral.
  • Lobivia jajoiana var. elegans Rausch: has about 16 ribs, 8-14 radials and 1 central spine. Flowers ochre orange to dark purple-red with a glossy purple-violet to black hymen. Distribution: Jujuy, west at high elevations including Tilcara.
  • Lobivia jajoiana var. nigrostoma (Kreuz. & Buining) Backeb.: has yellow flower with the hymen always of a very dark purple-violet to black. Spines are not hooked, needle-like, rather long and not thick. Stems are bluish-green as in the type species. Distribution: Jujuy, Argentina.
  • Lobivia jajoiana var. paucicostata (Rausch) Rausch
  • Lobivia marsoneri var. iridescens (Backeb.) Rausch: has yellow blooms with orange to red to brown throats. Distribution: Jujuy, Argentina.

29503 cpif Peiffer Clement
Lobivia nigrostoma (Lobivia jajoiana var. nigrostoma) Photo by: Peiffer Clement


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