Thelocactus tulensis subsp. buekii (Klein bis) N.P.Taylor in Cactaceae Consensus Init. 5: 14. 1998.

Nomenclatural References

• person : Klein (d.1869) Based on occurrence of standard abbreviation 'Klein bis' in the authors string.
• person : Nigel Paul Taylor (b.1956) Based on occurrence of standard abbreviation 'N.P.Taylor' in the authors string.
• database : The Plant List version 1.0, record: tro-50181397
• database : The Plant List version 1.1, record: tro-50181397