Psyllocarpus

Psyllocarpus
	Psyllocarpus phyllocephalus found in Brazil
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Gentianales
Family:	Rubiaceae
Genus:	Psyllocarpus; Mart. & Zucc.

Psyllocarpus is a genus of flowering plants belonging to the family Rubiaceae.^[1] It is an endemic genus of Brazil found in Amazonia, Caatinga, and Cerrado.^[2] In 1979 the genus was revised by Kirkbride into two sections, Psyllocarpus sect. Psyllocarpus and P. sect Amazonica, based on geographic distribution and morphology. Plants of the World Online treats the genus as a synonym of Tapanhuacanga.^[1]

Species

Psyllocarpus asparagoides Mart. & Zucc.
Psyllocarpus bahiensis J.A.M.Carmo, Sobrado & R.M.Salas
Psyllocarpus campinorum (K.Krause) J.H.Kirkbr.
Psyllocarpus cururuensis J.H.Kirkbr.
Psyllocarpus densifolius Zappi & Calió
Psyllocarpus goiasensis J.H.Kirkbr.
Psyllocarpus intermedius E.L.Cabral & Bacigalupo
Psyllocarpus itakangapyra J.A.M.Carmo, Sobrado & R.M.Salas
Psyllocarpus laricoides Mart. & Zucc.
Psyllocarpus phyllocephalus K.Schum.
Psyllocarpus psyllocarpoides (Sucre) J.H.Kirkbr.
Psyllocarpus scatignae J.A.M.Carmo, Sobrado & R.M.Salas
Psyllocarpus schwackei K.Schum.
Psyllocarpus vianae J.A.M.Carmo, Sobrado & R.M.Salas

Psyllocarpus sect. Psyllocarpus comprises P. asparagoides, P. bahiensis, P. goiasensis, P. laricoides, P. phyllocephalus, P. scatignae, P. schwackei. Psyllocarpus sect. Amazonica includes P. campinorum, P. cururuensis, P. psyllocarpoides.

Psyllocarpus intermedius and Psyllocarpus densifolius are found in the same geographical region at sect. Psyllocarpus but are morphologically distinct. Carmo et al. (2021) recognized the monotypic genus Diadorimia to accommodate P. densifolius, while the determination of P. intermedius is pending further investigation.^[2]

References

^ ^a ^b "Psyllocarpus Mart. & Zucc. | Plants of the World Online | Kew Science". Plants of the World Online. Retrieved 20 May 2021.
^ ^a ^b Sobrado, Sandra V.; Carmo, João A. M. do; Simões, André O.; Salas, Roberto M. (2022-03-30). "Two new species of Psyllocarpus (Spermacoceae, Rubiaceae) from the state of Minas Gerais, southeastern Brazil". European Journal of Taxonomy (806): 161–176–161–176. doi:10.5852/ejt.2022.806.1713. ISSN 2118-9773.

[POWO-1] "Psyllocarpus Mart. & Zucc. | Plants of the World Online | Kew Science". Plants of the World Online. Retrieved 20 May 2021.

[:0-2] Sobrado, Sandra V.; Carmo, João A. M. do; Simões, André O.; Salas, Roberto M. (2022-03-30). "Two new species of Psyllocarpus (Spermacoceae, Rubiaceae) from the state of Minas Gerais, southeastern Brazil". European Journal of Taxonomy (806): 161–176–161–176. doi:10.5852/ejt.2022.806.1713. ISSN 2118-9773.

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