Mansoa difficilis ( Chamisso 1832: 714 ) Bureau & Schumann

Hentz Júnior, Elmar J., Lohmann, Lúcia G., Caxambu, Marcelo G., Temponi, Lívia G. & Pires Lima, Laura C., 2022, Floristic Inventory of the Iguaçu and Iguazú National Parks (Brazil and Argentina): Bignoniaceae, Phytotaxa 570 (2), pp. 165-192 : 184

8.1. Mansoa difficilis ( Chamisso 1832: 714) Bureau & Schumann in Von Martius & Eichler (1896: 201) ( Fig. 10 d–e ).

Diagnosis:— Mansoa difficilis can be distinguished by the striated bark, and extrafloral nectaries close to the leaflet veins abaxially.

Reproductive Period:— Flowers were collected in February, June, September, October, and November, fruiting in October.

Distribution and Habitat:— It occurs in Bolivia, Paraguay, Brazil, and Argentina ( Lohmann 2010, Lohmann & Taylor 2014). Within the study area, it was registered in Céu Azul, Matelândia/Serranópolis, Capanema, Foz do Iguaçu, and in the PARNA Iguazú .

Selected Specimens Examined:— ARGENTINA. Misiones, Parque Nacional Iguazú : Puerto Iguazú , 3 December 1993, Vanni 3203 (CTES!) ; Puerto Iguazú, 10 December 2009, González 228 (CTES!) . BRAZIL. Paraná, Parque Nacional do Iguaçu: Capanema , 29 November 1966, Lindeman 3439 (MBM!, NYBG, UB, US) ; Foz do Iguaçu, Trilha do Poço Preto , 02 October 2006, Labiak 3766 (MBM!) ; Serranópolis do Iguaçu, 25°27’24.2”S, 54°04’58.4”W, 21 September 2017, Siqueira 2327 (HCF!) .

Figures

FIGURE 10. Jacaranda puberula. A. Leaflet. B. Fruit. Jacaranda mimosifolia. C. Leaf. Mansoa difficilis. D. Leaf. E. Detail of the extrafloral nectaries. Tynanthus micranthus. F. Flowering branch. G. Corolla. H. Fruit. Drawn by Thaís Marcon.