Pseudobombax furadense (Bombacoideae, Malvaceae), a new species from the Caatingas Domain, Brazil Author Gianasi, Fernanda Moreira 0000-0001-9638-7024 Department of Biology, Graduate Program in Applied Botany, Federal University of Lavras, Lavras, MG, 37200 - 000, Brazil fergianasi @ gmail. com; https: // orcid. org / 0000 - 0001 - 9638 - 7024 fergianasi@gmail.com Author Santos, Rubens Manoel Dos 0000-0001-9638-7024 Department of Biology, Graduate Program in Applied Botany, Federal University of Lavras, Lavras, MG, 37200 - 000, Brazil fergianasi @ gmail. com; https: // orcid. org / 0000 - 0001 - 9638 - 7024 & Department of Forest Sciences, Federal University of Lavras, Lavras, MG, 37200 - 000, Brazil fergianasi@gmail.com text Phytotaxa 2022 2022-04-27 544 1 71 80 http://dx.doi.org/10.11646/phytotaxa.544.1.6 journal article 55796 10.11646/phytotaxa.544.1.6 0b3bba2a-ba7a-4c08-a3f7-dc79d38e315f 1179-3163 6501427

TABLE 1. Comparison of the Pseudobombax species from the Caatingas. Habitat preference and distribution information is adapted from Carvalho–sobrinho (2010) and Carvalho– Sobrinho & Yoshikawa (2020).

Character	P. furadense sp. nov.	P. simplicifolium	P. marginatum	P. calcicola	P. parvifolium
Habitat preference/ distribution	Environments with exposed limestone slabs (Furados microhabitats) in Caatingas	Sandy or sandy–rocky soils in Caatingas	Wide distribution. In Brazil: Caatingas, Cerrado and Deciduous Seasonal Forest	Limestone outcrops of the Bambuí group in the São Francisco River valley, Caatingas	Rocky outcrops in Caatingas
Brachyblasts Leaves Petiole length	Present 1–3(–5)–foliolate 0.5–4.6 cm	Present 1–3–foliolate 0.4–1.5 cm	Absent 5–9–foliolate 8–21 cm	Absent 5–foliolate 4.5–12 cm	Absent 3–5–foliolate 4–11 cm
Leaflet shape	Obovate, elliptic, depressed obovate or orbicular	Ovate, ovate–elliptic, widely elliptic or ovate–lanceolate	Obovate, widely elliptic, oblong– elliptic	Elliptic	Elliptic, oblanceolate to obovate
Leaflet indumentum	Sparsely pilose to densely pilose; branched trichomes.	Glabrous to glabrescent	Adaxial surface glabrous to glabrescent; abaxial surface pilose to densely pilose; branched trichomes	Glabrous to glabrescent	Glabrous to glabrescent
Outer surface of the calyx	Sparsely pilose to pilose; branched trichomes and peltate microtrichomes	Glabrescent, peltate microtrichomes	Pilose to densely pilose; branched trichomes	Glabrescent, peltate microtrichomes	Sparsely pilose; branched trichomes and peltate microtrichomes
Stamens Phalanges Ovary	ca. 150 Absent Lepidote	ca. 250 Absent Glabrous	ca. 550 Present Glabrescent to pilose	ca. 400 Absent Glabrous	ca. 450 Absent Lepidote
Seed	Subglobose to ovoid, spotted, clear brown, gray spots	Pyriform to subglobose, unspotted, clear brown	Pyriform, unspotted, brown	Pyriform, unspotted, clear brown	Reniform, spotted, dark brown, gray spots