Bignonia sciuripabulum (Schumann 1894: 224) Lohmann

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 : 175

3.2. Bignonia sciuripabulum (Schumann 1894: 224) Lohmann in Hokche et al. (2008: 272) ( Figs. 4 b , 5 g ).

Diagnosis:— Bignonia sciuripabulum can be recognized by the tetragonal and winged stems (vs. cylindrical and not winged in B. binata ), and inflorescences thyrsoid (vs. racemose in B. binata ).

Reproductive Period:— Flowering throughout the year, fruiting in October and November.

Distribution and Habitat:— It occurs in Argentina, Brazil, Bolivia, Colombia, Ecuador, Guyana, Paraguay, Peru, and Venezuela ( Lohmann 2010, Lohmann & Taylor 2014, Zuntini et al. 2015). Within the study area, it was registered in all areas, in sympatry with B. binata .

Selected Specimens Examined:— ARGENTINA. Misiones, Parque Nacional Iguazú : Puerto Iguazú , Sendero Yacaratia , 30 October 1995, Herrera 100 (CTES!) . BRAZIL. Paraná, Parque Nacional do Iguaçu: Foz do Iguaçu , 25°37’18.3”S, 54°26’45.9”W, 11 October 2009, Temponi (UNOP!) ; Céu Azul, estrada entre Céu Azul e Matelândia , 25°12’21.0”S, 53°51’57.8”W, 21 August 2015, Caxambu 6821 (HCF!, MBM!) ; Capanema , margens do Rio Iguaçu , 23 February 2016, Hammes 98 (UNOP!) .

Figures

FIGURE 4. Bignonia binata A. Fruit. Bignonia sciuripabulum. B. Fruit. Dolichandra cynanchoides. C. Corolla. Dolichandra dentata. D. Leaflets with serrated margin. E. Seeds. Dolichandra hispida. F. Branch with hispid trichomes. G. Flower showing bilabiate calyx. Drawn by Thaís Marcon.

FIGURE 5. Adenocalymma marginatum. A. Habit and leaflet with coriaceous margins. B. Inflorescence. C. Leaflet hyaline margin. Amphilophium crucigerum. D. Flower. Amphilophium paniculatum. E. Bilabiate flower and undulated calyx. Bignonia binata. F. Habit. Bignonia sciuripabulum. G. Inflorescence.