Subspecies, varieties, forms and cultivars of plants belonging to the Haworthia attenuata group

• Haworthia attenuata (Haw.) Haw.: Stemless clustering succulent with pointed leaves banded with white transversal stripes and spots. It is highly variable and offsets profusely with several forms and variety.
• Haworthia attenuata var. argyrostigma (Baker) A.Berger
• Haworthia attenuata var. britteniae (Poelln.) Poelln.
• Haworthia attenuata var. caespitosa (A.Berger) R.S.Farden
• Haworthia attenuata var. clariperla (Haw.) Baker: Form with numerous raised white dots on the leaves (rarely merged to form short lines)
• Haworthia attenuata var. deltoidea R.S.Farden
• Haworthia attenuata var. inusitata R.S.Farden
• Haworthia attenuata var. linearis R.S.Farden
• Haworthia attenuata var. minissima R.S.Farden
• Haworthia attenuata var. odonoghueana R.S.Farden
• Haworthia attenuata var. radula (Jacq.) M.B.Bayer: Has many very minute crowded white tubercles.
• Haworthia attenuata var. radula f. variegata hort.: has leaves variably striped with yellow or pink.
• Haworthia attenuata var. uitewaaliana R.S.Farden
• Haworthia attenuata f. variegata: The evergreen perennial dark green foliage is highlighted with silvery-white, yellow or orange vertical variegation. It is highly variable with several degree of variegation also in the same plant. There are many different clones.
• Haworthia attenuata cv. Wide Zebra: Beautiful plant with strikingly leaves marked with very large white stripes on the under-sides.
• Haworthia rugosa (Salm-Dyck) Baker: Has prominent white tubercles arranged in more or less regular lengthwise rows on the leaves.