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Classification System: APG IV

Superregnum: Eukaryota
Regnum: Plantae
Cladus: Angiosperms
Cladus: Eudicots
Cladus: Core eudicots
Cladus: Rosids
Cladus: Eurosids II
Ordo: Brassicales

Familia: Brassicaceae
Tribus: Microlepidieae
Genus: Pachycladon
Species: P. cheesmanii – P. crenata – P. enysii – P. exilis – P. fastigiata – P. latisiliqua – P. novae-zelandiae – P. radicata – P. stellata – P. wallii

Pachycladon Hook.f. Handb. N. Zeal. Fl. 2: 724. (1864)

Type species: Pachycladon novae-zelandiae Hook. f. Handb. N. Zeal. Fl. 2: 724. (1864)


Cheesmania O.E.Schulz Pflanzenr. (Engler) Crucif. Sisymbr. 168. (1924)
Ischnocarpus O.E.Schulz Pflanzenr. (Engler) Crucif. Sisymbr. 168. (1924)


Pachycladon G.M.Smith, 1924, nom. illeg. (Oocystaceae, Trebouxiophyceae, Chlorophyta)


Hooker, J.D. 1864. Handbook of the New Zealand Flora 2: 724.
Heenan, P.B. 2009. A new species of Pachycladon (Brassicaceae) from limestone in eastern Marlborough, New Zealand New Zealand Journal of Botany 47(): 155–161. DOI: 10.1080/00288250909509803 Reference page.
Heenan, P.B., Goeke, D.F., Houliston, G.J. & Lysak, M.A. 2012. Phylogenetic analyses of ITS and rbcL DNA sequences for sixteen genera of Australian and New Zealand Brassicaceae result in the expansion of the tribe Microlepidieae. Taxon 61(5): 970–979. Full text PDF Reference page.
International Plant Names Index. 2017. Pachycladon. Published online. Accessed: Jan. 22 2017.
Joly, S.; Heenan, P.; Lockhart, P.J. 2013 (Online) 2014 (Print). Species radiation by niche shifts in New Zealand's rockcresses (Pachycladon, Brassicaceae). Systematic Biology 63(2): 192–202. DOI: 10.1093/sysbio/syt104 Reference page.
Koch, M.A. et al. 2017. Pachycladon in BrassiBase Tools and biological resources to study characters and traits in the Brassicaceae. Published on the internet. Accessed: 2017 Jan. 22. 2017. Pachycladon. Missouri Botanical Garden. Published on the internet. Accessed: 2017 Jan. 22.
Warwick, S.I., Francis, A. & Al-Shehbaz, I.A. 2006. Brassicaceae: species checklist and database on CD-Rom. Plant Systematics and Evolution 259(2–4): 249–258. DOI: 10.1007/s00606-006-0422-0 ResearchGate Reference page.

Pachycladon (with synonyms Cheesemania and Ischnocarpus) is a genus of flowering plants of the family Brassicaceae, native to Tasmania and the South Island of New Zealand. It contains the following species:[1]

Pachycladon cheesemanii Heenan & A.D.Mitch.
Pachycladon crenatum Philipson
Pachycladon enysii (Cheeseman ex Kirk) Heenan & A.D.Mitch.
Pachycladon exilis (Heenan) Heenan & A.D.Mitch.
Pachycladon fasciarium Heenan
Pachycladon fastigiatum (Hook.f.) Heenan & A.D.Mitch.
Pachycladon latesiliquum (Cheeseman) Heenan & A.D.Mitch.
Pachycladon novae-zelandiae (Hook.f.) Hook.f.
Pachycladon radicatum (Hook.f.) Heenan & A.D.Mitch.
Pachycladon stellatum (Allan) Heenan & A.D.Mitch.
Pachycladon wallii (Carse) Heenan & A.D.Mitch.


"Pachycladon Hook.f." Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 2 January 2022.

Further reading

Potentially species-variable DNA regions of Cheesemania 'Chalk Range'
A new species combination in Cheesemania (Brassicaceae) from New Zealand P.B. Heenana and P.J. Garnock‐Jonesb, 1999.
Gender dimorphism in Cheesemania wallii (Brassicaceae) P.J. Garnock-Jonesa, 1991.

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