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Table 1 North American Agalinis species including the number of individuals (N) and conservation status of all species included in this study.

From: Phylogenetic patterns and conservation among North American members of the genus Agalinis (Orobanchaceae)

Taxon1

N2

Status3

Section Erectae (n = 13)

  

A. acuta

9

G1/S1

A. aphylla

2

G3–G4/S2

A. decemloba

2

NR

A. gattingeri

3

G4/S1

A. obtusifolia

5

G4–G5-Q/S1

A. oligophylla

3

G4/S1

A. skinneriana

3

G3/S1

A. tenella

6

NR

A. viridis

2

G4/S1

A. keyensis

NS

 

Section Heterophyllae (n = 14)

  

A. auriculata

2

G3–G4/S1

A. calycina

1

G1/S1

A. heterophylla

3

G4–G5/S1

A. densiflora

NS

 

Section Linifoliae (n = 14)

  

A. linifolia

2

G4?/S1

Section Purpureae

  

   Subsection Pedunculares (n = 13)

  

A. edwardsiana

1

G4/S4

A. homalantha

2

G5/S1

A. pulchella

2

G4–G5/S3?

A. strictifolia

2

G4/SNR

A. navasotensis

2

G1/S1

A. peduncularis

NS

 

A. aspera

NS

 

   Subsection Purpureae (n = 14)

  

A. fasciculata

3

G5/S1

A. harperi

2

G4?/SNR

A. maritima

2

G5/S2

A. paupercula

2

G5/S1

A. purpurea

4

G5/S1

A. tenuifolia

3

G5/S1

A. pinetorum

NS

 

A. neoscotica

NS

 

A. virgata

NS

 

   Subsection Setaceae (n = 14)

  

A. laxa

2

G3–G4/S3?

A. plukenettii

2

G3–G5/S1

A. setacea

2

G5?

A. stenophylla

NS

 

A. filifolia

NS

 

Section Tenuifolieae (n = 14)

  

A. filicaulis

2

G3–G4/S1

A. divaricata

2

G3?/S1

A. nutallii

NS

 

Outgroup Species

  

Aureolaria pectinata

1

G5?

Aureolaria pedicularia

1

G5

Brachystigma wrightii

1

G4

Dasistoma macrophylla

1

G4

  1. 1Chromosome counts represent those known for the section or subsection based on extensive species sampling [43, 45].
  2. 2NS = Not Sampled.
  3. 3Conservation Status: global ranking (G1 = critically imperiled; G2 = imperiled; G3 = vulnerable to extinction or extirpation; G4 = apparently secure; G5 = demonstrably secure or widespread)/highest state ranking for each species (S1–S5 are equivalent to the global scale but applied to within a single state) (USA); when a range or question mark (?) is given the precise conservation status is uncertain.; NR and SNR = not ranked.