This is a partial list of the endangered flora of Brazil as listed under an act published in Portaria 37-N de 3 de abril de 1992 (Act No 37-N on April 3, 1992) by IBAMA.

Categories

Species are classified in four groups, set through criteria such as rate of decline, population size, area of geographic distribution, and degree of population and distribution fragmentation.

• Critically Endangered (CR) - Portuguese: Rara (R)
• Endangered (EN) - Portuguese: Em perigo (E)
• Vulnerable (VU) - Portuguese: Vulnerável (V)
• Data Deficient (DD) - Portuguese: Indeterminada (I)

Official state lists of endangered flora

• Official list of endangered flora of Bahia Official endangered flora of Bahia map
• Official list of endangered flora of Espírito Santo
• Official list of endangered flora of Minas Gerais
• Official list of endangered flora of Rio Grande do Sul

Anacardiaceae

• Astronium fraxinifolium Schott - Category: Vulnerable (VU)

Area of geographic distribution: Bahia, Ceará, Espírito Santo, Goiás, Mato Grosso, Maranhão, Minas Gerais, Piauí, and Rio Grande do Norte.

• Astronium urundeuva Engl. - Category: Vulnerable (VU)

Area of geographic distribution: Bahia, Ceará, Espírito Santo, Goiás, Mato Grosso, Maranhão, Minas Gerais, Piauí, and Rio Grande do Norte.

Araucariaceae

• Araucaria angustifolia (Bertol.) Kuntze - Category: Vulnerable (VU)

Area of geographic distribution: Minas Gerais, Paraná, Rio Grande do Sul, Santa Catarina, and São Paulo

Arecaceae

• Acanthococos emensis Toledo - Category: Critically Endangered (CR)

Area of geographic distribution: Minas Gerais and São Paulo

Asclepiadaceae

• Ditassa arianeae Fontella & E.A.Schwarz

Area of geographic distribution:

• Ditassa maricaensis Fontella & E.A.Schwarz

Area of geographic distribution:

Asteraceae

• Aspilia grazielae J.U.Santos (spelled Aspilia grasielae in the bill) - Category: Data Deficient (DD)

Area of geographic distribution: Mato Grosso do Sul

• Aspilia paraensis (Huber) J.U.Santos - Category: Critically Endangered (CR)

Area of geographic distribution: Pará

• Aspilia pohlii Backer - Category: Data Deficient (DD)

Area of geographic distribution: Rio Grande do Norte

• Aspilia procumbens Backer - Category: Critically Endangered (CR)

Area of geographic distribution: Rio Grande do Norte

• Delairea aparadensis Backer - Category: Critically Endangered (CR)

Area of geographic distribution: Santa Catarina

Bromeliaceae

• Aechmea apocalyptica Reitz - Category: Critically Endangered (CR)

Area of geographic distribution: Paraná, Santa Catarina, and São Paulo

• Aechmea blumenavii Reitz - Category: Critically Endangered (CR)

Area of geographic distribution: Santa Catarina

• Aechmea kleinii Reitz - Category: Critically Endangered (CR)

Area of geographic distribution: Santa Catarina

• Aechmea pimenti-velosii Reitz - Category: Critically Endangered (CR)

Area of geographic distribution: Santa Catarina

• Billbergia alfonsi-joannis Reitz - Category: Endangered (EN)

Area of geographic distribution: Espírito Santo and Santa Catarina

Caesalpinioideae

• Bauhinia smilacina Steud. - Category: Vulnerable (VU)

Area of geographic distribution: Bahia and Rio de Janeiro

• Caesalpinia echinata Lam. - Category: Endangered (EN)

Area of geographic distribution: Bahia, Pernambuco, Rio Grande do Norte and Rio de Janeiro

Chrysobalanaceae

• Couepia schottii Fritsch

Costaceae

• Costus cuspidatus (Nees & Mart.) Maas

Area of geographic distribution:

• Costus fragilis Maas

Area of geographic distribution:

• Costus fusiformis Maas

Area of geographic distribution:

Dicksoniaceae

• Dicksonia sellowiana Hook.

Area of geographic distribution:

Faboideae

• Bowdichia nitida Spruce ex Benth. (spelled Bowdickia nitida in the bill) - Category: Vulnerable (VU)

Area of geographic distribution: Amazonas, Pará and Rondônia.

• Dalbergia nigra (Vell.) Allemão ex Benth. - Category: Vulnerable (VU)

Area of geographic distribution: Bahia and Espírito Santo

Lauraceae

• Aniba roseodora Ducke - Category: Endangered (EN)

Area of geographic distribution: Amazonas, Pará

• Dicypellium caryophyllatum Nees - Category:

Area of geographic distribution:

Lecythidaceae

• Bertholletia excelsa Humb. & Bonpl. - Category: Vulnerable (VU)

Area of geographic distribution: Acre, Amazonas, Maranhão, Pará and Rondônia.

• Cariniana ianeirensis Kunth

Area of geographic distribution:

Moraceae

• Brosimum glaucum Taub.

Area of geographic distribution:

• Brosimum glaziovii Taub.

Area of geographic distribution:

• Dorstenia arifolioa Lam. - Category: Vulnerable (VU)

Area of geographic distribution: Espírito Santo, Minas Gerais, Rio de Janeiro, and São Paulo

• Dorstenia cayapia - Category: Endangered (EN)

Area of geographic distribution: Bahia, Espírito Santo, Minas Gerais, Rio de Janeiro, and São Paulo

• Dorstenia elata - Category: Critically Endangered (CR)

Area of geographic distribution: Minas Gerais, Espírito Santo, Rio de Janeiro

• Dorstenia ficus - Category: Critically Endangered (CR)

Area of geographic distribution: Rio de Janeiro

• Dorstenia fischeri - Category: Endangered (EN)

Area of geographic distribution: Rio de Janeiro

• Dorstenia ramosa - Category: Vulnerable (VU)

Area of geographic distribution: Rio de Janeiro

• Dorstenia tenuis - Category: Vulnerable (VU)

Area of geographic distribution: Paraná and Santa Catarina

Orchidaceae

• Cattleya schilleriana Rchb.f.

Area of geographic distribution: endemic to Bahia, extinct in the wild.

Sapotaceae

• Bumelia obtusifolia Roem. & Schult. var. excelsa (DC) Mig.

Area of geographic distribution: