Table 1 Niche-cluster membership of 604 data point localities itemized per species of Bulbophyllum clade C (sects. Bifalcula, Calamaria, Humblotiorchis), and outgroups, used as tip-states for the reconstruction of ancestral niche states A, B, and C (see Fig. 4). Note, two clade C species are not included in the present study (i.e., B. cryptostachium Schltr., B. sp. nov. ‘F’)

Bifalcula

  B. capuronii Bosser

0

4

0

B

  B. complanatum ^a H.Perrier

11

0

0

A

  B. implexum Jum. & H.Perrier

12

0

0

A

  B. minutum Thouars

0

12

0

B

  B. sp. nov. A

0

3

0

B

  B. sp. nov. B

0

0

1

C

Calamaria

  B. bicoloratum ^a Schltr.

3

10

43

C

  B. cirrhoglossum H.Perrier

0

4

0

B

  B. elliotii Rolfe

1

19

0

B

  B. erectum ^a Thouars

21

48

0

AB

  B. hildebrandtii Rchb.f.

17

0

14

AC

  B. histrionicum G.A.Fischer & P.J.Cribb

20

0

0

A

  B. incurvum Thouars

0

0

5

C

  B. lecouflei Bosser

2

3

0

AB

  B. luteobracteatum Jum. & H.Perrier

0

0

4

C

  B. malawiense B.Morris

0

0

2

C

  B. obtusatum ^a (Jum. & H.Perrier) Schltr.

1

0

9

C

  B. occultum ^a Thouars

1

61

86

BC

  B. pervillei Rolfe

0

18

0

B

  B. pusillum ^a (H.Perrier) G.A.Fischer & P.J.Cribb

2

2

35

C

  B. quadrifarium ^a Rolfe

0

11

1

B

  B. rubrum Jum. & H.Perrier

9

0

0

A

  B. ruginosum H.Perrier

0

0

3

C

  B. senghasii G.A.Fischer & A.Sieder

1

0

0

A

  B. sp. nov. C

0

7

0

B

  B. sp. nov. D

0

0

1

C

  B. sp. nov. E1

12

0

0

A

  B. sp. nov. E2

1

0

0

A

  B. trifarium Rolfe

8

0

2

A

Humblotiorchis

  B. humblotii ^a Rolfe

4

35

6

B

Alcistachys

  B. variegatum Thouars

0

12

3

B

Inversiflorum

  B. cardiobulbum Bosser

0

0

10

C

Kainochilus

  B. horizontale Bosser

0

0

4

C