Table 2 The leaf fossil record of Bauhinia previously reported and used in this study

Bauhinia sp.1

Ca. 2.2 × 2.0 cm

Poorly illustrated

Mahenge Site, Singida Town, Tanzania

Middle Eocene

[28]

B. cheniae Q. Wang et al.

Ca. 2.0–6.0 × 2.2–6.5 cm

Fig. 2CIII here

Ningming County, Guangxi Zhuang Autonomous Region, China

Possibly late Eocene or Oligocene

[29, 30]

B. larsenii D.X. Zhang et Y.F. Chen

Ca. 2.1–4.5 × 1.8–4.8 cm

Fig. 2CV here

B. ningmingensis Q. Wang et al.

Ca. 4.0–5.3 × 4.0–5.2 cm

Fig. 2CIV here

Bauhcis moranii Calvillo-Canadell et Cevallos-Ferriz

4.3–4.5 × 5.8–6.4 cm

Fig. 2CX; attributed to Bauhinia by some authors

Los Ahuehuetes, Tepexi de Rodríguez, Puebla, Mexico

Oligocene

[29–31]

Bauhinia krishnanunnii A.K. Mathur et al.

6.0 × 5.0 cm

Fig. 2CIX here

Dagshai Cantonment and Daghota, Kalka-Shimla Highway, Solan District, Himachal Pradesh, India

Early Miocene

[32]

B. kachchhensis R.N. Lakh. et Guleria

Ca. 6.2–8 cm wide, at least 3.5–5 cm long

Incompletely preserved

Khari Nadi Bed, near Goyela-Mokra; Thingdawl, Mizoram; Kachchh, India

Early–Middle Miocene

[33–35]

Bauhinia sp. 2

7.0 cm wide, at least 3.0 cm long

Incompletely preserved

Mae Sot, Changwat Tak, Thailand

Late Early Miocene–early Middle Miocene

[36]

B. ungulatoides sp. nov.

7.5–9.5 × 5.4–6.0 cm

Figs. 4 and 5 here

Lindai Village, Fotan Town, Zhangpu County, Zhangzhou City, Fujian Province, Southeast China

Middle Miocene

[37, this study]

B. fotana F.M.B. Jacques et al. emend.

Ca. 4.5–7.5 × 4.0–6.0 cm

Fig. 6 here

B. ramthiensis Antal et N. Awasthi

Ca. 9.0 × 8.6 cm

Incompletely preserved

Right bank of upsteam of Ramthi River near Oodlabari, Darjeeling District, West Bengal, India

Middle Miocene

[38]

B. siwalika R.N. Lakh. et N. Awasthi

1.5–4.0 × 2.0–6.0 cm

Fig. 2CXIII here

Siwalik, Bhikhnathoree, West Champaran District, Bihar; Cherrapunji, West Khasi Hills District, Meghalaya, India

Middle Miocene–middle Pleistocene

[39]

B. ecuadorensis E.W. Berry

5.25 × 5.0 cm

Fig. 2CXI here

Loja Basin, Ecuador

Miocene

[40]

B. wenshanensis H.H. Meng et Z.K. Zhou

Ca. 6.0–7.0 × 3.0–4.0 cm

Fig. 2CVI here

Dashidong Town, Wenshan County, Southeast Yunnan Province, China

Late Miocene

[41]

B. nepalensis N. Awasthi et N. Prasad

4.5–7.5 × 5.6–11.4 cm

Fig. 2CVII here

Surai Khola beds, near Surai Khola bridge, Surai Khola, Nepal

Late Miocene–late Pleistocene

[42]

B. waylandii R.W. Chaney

2.5 × 2.5 cm

Fig. 2CXII here

Busano, Bugishu District, Eastern Province, Uganda

Pliocene

[43]

Bauhinia sp. 3

5.5 × 7.0 cm

Fig. 2CVIII here

Mahuadanr Valley, Palamu District, Bihar, India

Neogene

[44]