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Visionary Cactus Guide


N. concinus -

Reported to contain unspecified alkaloids.

N. herteri -

Reported to contain unspecified alkaloids.

N. ottonis -

Native to southern Brazil, Uruquay and Argentina. A species with a dark green, flattened spherical stem to 11 cm across. Rounded ribs bear felted areoles each with 10 or 15 radial, yellow spines. Adults often put out shoots which can easily start new plants. 6cm across flowers are yellow with a whooly tube.

Contains: hordenine (.007%).

N. scopa -

Native from southern Brazil to Uruguay. Stem is solitary, spherical to cylindrical, to 10cm across, 25cm high. Plants are almost entirely covered in soft, white spines. Has 30 to 35 low, blunt ribs, closely spaced , small tubercles. Areoles each have about 40 slender, radial spines. Has multiple bright yellow "straw flower" looking blooms.

Likes strong sunlight, but keep shaded during extended hot periods.

Reported to contain unspecified alkaloids.