Islaya longicarpa
Field number KK1080
Family
Cactaceae
Genus
Species
Islaya longicarpa
Author
Kníže
Chinese genus
-
Chinese name
-
Accepted
DescriptionEdit description
Central Spines
4 to 7 spreading, thick, 12-16 mm long.
Seeds
Broadly oval.
Roots
Fibrous.
Flowers
Diurnal, 1,5 - 4 cm long and in diameter, born on younger areoles from a yellowish woolly crown in summer, wide funnelform, yellow, outer perianth segments often reddish, floral tube short with tufts of dense wool and long reddish bristles.
Spines
Variable in colour, horn-coloured, brow to shiny black, turning grey as they age.
Ribs
19 to 25 low and obtuse.
Stem
Grey-green, 5 to 40 cm tall (or more long), 5 to 20 cm in diameter.
Radial Spines
12 to 22, shorter, radiating, (1-)6-10 mm long.
Fruits
Islaya longicarpaSN|1716]]SN|16607]] distinguish for its comparatively very long fruits, up to 10 cm long, club shaped, pinkish, openings at maturity by basal pores. Pericarp initially fleshy but the interior always dry when mature.
Areoles
Approximate, large, very woolly, with grey-brown felt.