Ipomoea imperati (Vahl) Grisebach, Cat. Pl. Cub.

A. P. S, Lima, M. T. A., Buril & Melo, J. I. M. de, 2024, Synopsis of Ipomoea (Convolvulaceae) in the state of Paraíba, Brazilian Northeastern, Rheedea 34 (5), pp. 430-456 : 445

18. Ipomoea imperati (Vahl) Grisebach, Cat. Pl. Cub. , 203. 1866. Fig. 3j–k

Flowering & fruiting: Flowering from January to December; fruiting not seen.

Distribution: Pantropical, present in the coastal strips ( Wood et al., 2020). In Brazil, it is found along the coasts ( Simão-Bianchini et al., 2024). In the state of Paraíba, it is occasional, occurring in sandbanks and coastal dunes in the IR of João Pessoa.

Specimens examined: BRAZIL, Rio Tinto, APA da Barra do Rio Mamanguape , 24.11.2011, fl., F . V . Rocha 75 (JPB!).

Notes: Stoloniferous herbs with prostrate branches, do not develop storage roots, easily recognized by the simple, elliptical to oblong, uniflorous (rare 2-flora), infundibuliform corolla, cream with yellowish tube, and stamens included.

Figures

Fig. 3. a. Ipomoea acanthocarpa (Choisy) Hochst. ex Schweinf. & Asch., Inflorescence–side view. b. I. alba L., Inflorescence–side view. c. I. asarifolia (Desr.) Roem. & Schult., Habit. d. I. bahiensis Willd. ex Roemer & Schultes, Inflorescence–lateral view emphasizing the calyx with subapical rostrum.e. I. batatas (L.) Lamarck,Flower–side view.f. I. blanchetti Choisy, Habit emphasizing the three-lobed leaf.g. I. brasiliana (Mart. ex Choisy) Meisner var.subincana (Choisy) J.R.I. Wood & Scotland, reproductive branch. h. I. carnea Jacq. subsp. fistulosa (Mart. ex Choisy) D.F. Austin, Habit. i. I. decipiens Dammer, Inflorescence. j–k. I. imperati (Vahl) Grisebach: j. Habit; k. Flower– top view (Photos a. B.F. Rocha; b-c, e. A.P.S. Lima; d. C.C. Correia;f. M.G.M. Gonçalves; g. E.M. Rodrigues; h. K.A. GorgÔnio;i-k. I.C.M. Albuquerque).