Sousa Júnior, Jaerton Carvalho de; Jardim, Jomar Gomes

Jaerton Carvalho de Sousa Júnior⁴Author for correspondence: jaerton@hotmail.com

Universidade Federal do Rio Grande do Norte, Campus Universitário, Natal, RN, Brasil.

http://orcid.org/0000-0003-1978-6472

Jomar Gomes Jardim

Universidade Federal do Sul da Bahia, Campus Jorge Amado, Itabuna, BA, Brasil.

Herbário Centro de Pesquisas do Cacau - CEPEC, Ilhéus, BA, Brasil.

http://orcid.org/0000-0002-5094-0514

Author for correspondence: jaerton@hotmail.com

Area Editor: Dra. Marli Morim

Figuras (9)
Tabelas (1)

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Figure 1
a. Map of Rio Grande do Norte, highlighting the study area (Atlantic Forest range in green); b. study area including the Atlantic Forest range (green) in RN. Numbers represent the localities sampled, as detailed in Table 1.

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Figure 2
a. Allamanda cathartica – flowering branch and flowers in anthesis (lateral view). b. Catharanthus roseus – flowers (front view). c. Cryptostegia grandiflora – flowers (front view). d. Nerium oleander – flowering branch and flowers in anthesis. e. Plumeria pudica – flowering branch. f. Plumeria rubra – flowering branch and flowers in anthesis. g. Tabernaemontana divaricata – flowering branch and flowers in anthesis (front view). h. Tabernaemontana pandacaqui – flowering branch and flowers in anthesis (front view). i. Thevetia peruviana – flower (lateral view). Photos: a-g. Jaerton C. Sousa Júnior; h, i. Jomar G. Jardim.

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Figure 3
a. Allamanda blanchetii – immature fruit. b-c. Aspidosperma brasiliense – b. sulcate trunk; c. old fruits. d-e. Aspidosperma sp. – d. habit (flowering specimen); e. immature fruits. f-g. Himatanthus bracteatus – f. detail of flower (front view); g. immature fruit. h. Macoubea guianensis – branch (apical part). i. Mandevilla microphylla – detail of inflorescence with flower in anthesis (lateral view). Photos: a-c; f, g, i. Jaerton C. Sousa Júnior; d, e, h. Jomar G. Jardim.

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Figure 4
a-c. Aspidosperma sp. – a. branch with fruits; b. apical gem, detail of cataphylls (arrow) in the apical gem; c. detail of the stem showing the congested nodes, like “stretch marks” (arrow) perpendicular to the branch. (a-c. J. G. Jardim et al. 6657).

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Figure 5
a. Mandevilla moricandiana – mature fruit showing the comose seeds. b. Mandevilla scabra – flower (front view). c. Odontadenia lutea – flowering branch. d. Temnadenia odorifera – flowering branch, with flowers in anthesis and immature fruit (lateral view; upside down). e. Cynanchum roulinioides – flowering branch. f. Ditassa crassifolia – immature fruit. g. Ditassa sp. – pollinarium. h. Ibatia ganglinosa – detail of inflorescence. i. Marsdenia altissima – detail of inflorescence. Photos: a, b, f, g, i. Jaerton C. Sousa Júnior; c-e; h. Jomar G. Jardim.

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Figure 6
a-d. Odontadenia lutea – a. flowering branch; b. detail of unequal calyx lobes (arrow); c. detail of the ovary showing the nectariferous disk (arrow) sectioned; d. immature fruit. (a-c. J. G. Jardim et al. 6759; d. R. L. Soares Neto & J. G. Jardim 75).

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Figure 7
a-c. Cynanchum roulinioides – a. habit; b. flower detail showing corona segments (arrow) alternate to anthers; c. detail of the anther and the membranous appendix. (a-c. J. G. Jardim et al. 6060).

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Figure 8
a-c. Ditassa sp. – a. flowering branch; b. flower detail in anthesis; c. detail of the hairy branch bilaterally. (a-c. J. G. Jardim & J. C. Sousa Jr. 6672).

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Figure 9
a-b. Ibatia ganglinosa – a. branch with flowers and fruit; b. detail of the gynostegium, showing its apex, anthers (continuous arrows) and a pollinarium (dashed arrow). (a-b. M. B. Sousa 143; A. A. Roque 1038).

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Figure 3
a. Allamanda blanchetii – immature fruit. b-c. Aspidosperma brasiliense – b. sulcate trunk; c. old fruits. d-e. Aspidosperma sp. – d. habit (flowering specimen); e. immature fruits. f-g. Himatanthus bracteatus – f. detail of flower (front view); g. immature fruit. h. Macoubea guianensis – branch (apical part). i. Mandevilla microphylla – detail of inflorescence with flower in anthesis (lateral view). Photos: a-c; f, g, i. Jaerton C. Sousa Júnior; d, e, h. Jomar G. Jardim.

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Figure 4
a-c. Aspidosperma sp. – a. branch with fruits; b. apical gem, detail of cataphylls (arrow) in the apical gem; c. detail of the stem showing the congested nodes, like “stretch marks” (arrow) perpendicular to the branch. (a-c. J. G. Jardim et al. 6657).

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Figure 5
a. Mandevilla moricandiana – mature fruit showing the comose seeds. b. Mandevilla scabra – flower (front view). c. Odontadenia lutea – flowering branch. d. Temnadenia odorifera – flowering branch, with flowers in anthesis and immature fruit (lateral view; upside down). e. Cynanchum roulinioides – flowering branch. f. Ditassa crassifolia – immature fruit. g. Ditassa sp. – pollinarium. h. Ibatia ganglinosa – detail of inflorescence. i. Marsdenia altissima – detail of inflorescence. Photos: a, b, f, g, i. Jaerton C. Sousa Júnior; c-e; h. Jomar G. Jardim.

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Figure 6
a-d. Odontadenia lutea – a. flowering branch; b. detail of unequal calyx lobes (arrow); c. detail of the ovary showing the nectariferous disk (arrow) sectioned; d. immature fruit. (a-c. J. G. Jardim et al. 6759; d. R. L. Soares Neto & J. G. Jardim 75).

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Figure 7
a-c. Cynanchum roulinioides – a. habit; b. flower detail showing corona segments (arrow) alternate to anthers; c. detail of the anther and the membranous appendix. (a-c. J. G. Jardim et al. 6060).

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Figure 8
a-c. Ditassa sp. – a. flowering branch; b. flower detail in anthesis; c. detail of the hairy branch bilaterally. (a-c. J. G. Jardim & J. C. Sousa Jr. 6672).

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Figure 9
a-b. Ibatia ganglinosa – a. branch with flowers and fruit; b. detail of the gynostegium, showing its apex, anthers (continuous arrows) and a pollinarium (dashed arrow). (a-b. M. B. Sousa 143; A. A. Roque 1038).

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Table 1
Localities visited in the remnants of the Atlantic Forest of the state Rio Grande do Norte, organized by municipalities. * = Vegetation typology according to the IBGE (2012)IBGE - Instituto Brasileiro de Geografia e Estatística (2012) Manual Técnico da Vegetação Brasileira. 2ª ed. IBGE, Rio de Janeiro. 270p..

Locality	Geographical Coordinates	Vegetation Type*
Baía Formosa	1 - RPPN Mata Estrela, 06°22’54”S, 35°00’48”W	Semideciduous seasonal forest
Canguaretama	2 - Vicinal between sugarcane cultivation, 06°31’29”S, 35°10’07”W	Semideciduous seasonal forest
Ceará-Mirim	3 - Muriú Beach, Palm Springs Residential, 05°33’05”S, 35°15’30”W	Semideciduous seasonal forest (restinga)
	4 - RN-309 towards Pureza, 05°34’38”S, 35°26’45”W	Deciduous seasonal forest, Cerrado ecotone
	5 - Castelo District, Faz. Diamante, 05°35’39”S, 35°25’50”W	Deciduous seasonal forest, Cerrado ecotone
Espírito Santo	6 - In the way to Rio Piquiri Dam, 06°23’05”S, 35°17’31”W	Semideciduous seasonal forest
Extremoz	7 - APA Jenipabú, 05°42’20”S, 35°12’43”W	Semideciduous seasonal forest, dune (restinga)
Natal	8 - Dom Nivaldo Monte City Park, 05°50’55”S, 35°13’45”W	Semideciduous seasonal forest, dune (restinga)
	9 - Dunas do Natal State Park, 05°48’40.6”S, 35°11’30.8”W	Semideciduous seasonal forest, dune (restinga)
	10 - Primatas Little Forest, UFRN, 05°50’33.5”S, 35°12’04.2”W	Semideciduous seasonal forest
Nísia Floresta	11 - Forest along Rio Boa Cica, 06°05’25”S, 35°08’01”W	Semideciduous seasonal forest and riparian forest
Parnamirim	12 - Hidrominas Santa Maria, 05°56’13.9”S, 35°15’04.3”W	Semideciduous seasonal forest and riparian forest
Parnamirim	13 - Cotovelo Beach, 05°57’55”S, 35°08’32”W	Semideciduous seasonal forest (restinga)
Pedro Velho	14 - Nearby Rio Piquiri Dam, 06°22’52.3”S, 35°15’44.1”W	Semideciduous seasonal forest
São José de Mipibú	15 - Road to Pium, towards Pium, 05°57’25”S, 35°14’26”W	Semideciduous seasonal forest, in regeneration
Tibau do Sul	16 - Mata de Pipa State park, 06°14’45”S, 35°03’20”W	Semideciduous seasonal forest, dune (restinga)

[1] Author for correspondence: jaerton@hotmail.com

Brasil

Brasil

Apocynaceae in the Atlantic Forest of Rio Grande do Norte, Brazil

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