Table 1 Species, family, life-form, common name, relative frequency (RtF, %) and importance value (IV) sampled in the study area by Santana et al. (2016). All scientific names of species were obtained in The Plant List platform*.

Caesalpinia pyramidalis Tul.

Leguminosae

Catingueira

Tree

10.60

54.30

Aspidosperma pyrifolium Mart.

Apocynaceae

Pereiro

Tree

11.40

51.20

Croton blanchetianus Baill.

Euphorbiaceae

Marmeleiro

Shrub

9.76

50.10

Anadenanthera colubrina (Vell.) Brenan

Leguminosae

Angico-vermelho

Tree

10.20

20.30

Mimosa tenuiflora (Willd.) Poir.

Leguminosae

Jurema-preta

Shrub

6,91

16,96

Combretum leprosum Mart.

Combretaceae

Mufumbo

Shrub

8,13

15,83

Piptadenia stipulacea (Benth.) Ducke

Leguminosae

Jurema-branca

Shrub

6.10

14.40

Commiphora leptophloeos (Mart.) J.B.Gillett

Burseraceae

Umburana

Tree

6.10

13.70

Jatropha mollissima (Saraiva et al.) Baill.

Euphorbiaceae

Pinhão bravo

Shrub

2.60

13.40

Erythroxylum pungens O. E. Schulz

Erythroxylaceae

Rompe-gibão

Shrub

6,50

12,20

Caesalpinia ferrea C. Mart.

Leguminosae

Jucá

Tree

2.03

8.150

Croton heliotrophiilious Kunth

Euphorbiaceae

Velame

Herbaceous

6.77

3.66

Handroanthus impetiginosus (Mart. ex DC.) Mattos

Bignoniaceae

Ipê roxo

Tree

5.37

3.66

Cnidoscolus quercifolius Pohl

Euphorbiaceae

Faveleira

Tree

3.71

2.03

Bignonia corymbosa (Vent.) L.G.Lohmann

Bignoniaceae

Bugi

Liana

3.17

2.03

Bauhinia cheilantha (Bong.) Steud.

Leguminosae

Mororó

Shrub

2.97

1.22

Amburana cearensis (Allemao) A.C.Sm.

Leguminosae

Cumaru

Tree

0.81

1.90

Senna macranthera var. micans (Nees) H.S.Irwin & Barneby

Leguminosae

Canafístula

Shrub

0.81

1.35

Chamaecrista hispidula (Vahl) H.S.Irwin & Barneby

Leguminosae

Maria-preta

Shrub

0.81

1.01

Cereus jamacaru DC.

Cactaceae

Mandacaru

Tree

0.41

0.62

Cynophalla flexuosa (L.) J.Presl

Capparaceae

Feijão-bravo

Shrub

0.41

0.49

Lantana camara L.

Verbenaceae

Chumbinho

Herbaceous

0.41

0.46