A new species of <i>Trichilia</i> (Meliaceae) from the Atlantic Forest of Brazil

Flores, Thiago Bevilacqua; Souza, Vinicius Castro; Coelho, Rubens Luiz Gayoso

doi:10.1590/2175-7860201970074

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Original Paper • Rodriguésia 70 • 2019 • https://doi.org/10.1590/2175-7860201970074 linkcopy

A new species of Trichilia (Meliaceae) from the Atlantic Forest of Brazil

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A new species of Trichilia (Meliaceae) from Southeastern Brazil is here described, illustrated and compared to its closest related species. Trichilia arenaria sp. nov. is morphologically similar to T. casaretti, T. elegans and T. pallens. An identification key and comparison table for T. arenaria and those three species from Atlantic Forest of Espírito Santo are also presented.

Keywords:
Espírito Santo; Sapindales; Southeastern Brazil

	T. arenaria	T. casaretti	T. elegans	T. pallens
Number of leaflets	1-3	3-5(-11)	(3-)5-7(-9)	(3-)5-7(-9)
Translucent glandular punctations and striations	Conspicuous	Absent or inconspicuous	Conspicuous	Absent or inconspicuous
Domatia	Secondary veins	Secondary veins, and sub-marginal or sparse	Secondary veins	Secondary veins
Ovary	Densely pubescent	Glabrous	Glabrous	Glabrous
Capsule	Trigonal, papillose	Ellipsoid, not papillose	Usually ellipsoid, less frequently broadly ovoid, papillose	Broadly ovoid to globose, papillose

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Instituto de Pesquisas Jardim Botânico do Rio de Janeiro Rua Pacheco Leão, 915 - Jardim Botânico, 22460-030 Rio de Janeiro, RJ, Brasil, Tel.: (55 21)3204-2148, Fax: (55 21) 3204-2071 - Rio de Janeiro - RJ - Brazil
E-mail: rodriguesia@jbrj.gov.br

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