Plant traits

Units of

measurement

Habitats

Roadsides

(n = 12)

Natural areas

(n = 12)

Abandoned plots

(n = 12)

Biomass

Above Ground biomass

gm

44.8 ± 3.1

36.0 ± 4.2

35.4 ± 3.6

Vegetative biomass

gm

34.9 ± 2.9

34.8 ± 4.3

33.9 ± 3.5

Reproductive biomass

gm

9.9a ± 2.6

1.2b ± 0.5

1.5b ± 0.5

Community level

Population height

cm

5.1 ± 0.5

4.5 ± 0.1

6.2 ± 0.8

Average species richness

Number

2.08 ± 0.3

2.83 ± 0.2

5.25 ± 0.4

Vegetative traits

Leaf surface Area (LA)

mm2

2937.3a ± 524.6

1701.1b ± 184.4

2033.7 ab ± 250.9

Specific Leaf Area (SLA)

mm2∙g−1

12362.2 ± 1838.9

14854.9 ± 1510.5

11753.3 ± 1140.2

Leaf Dry Matter Content (LDMC)

mg∙g−1

0.18a ± 0.01

0.15b ± 0.01

0.17 ab ± 0.01

Proline

n∙mol∙g−1∙FW

12.2a ± 2.1

19.2a ± 4.4

5.4b ± 1.2

Vegetative N

% N∙mg−1

1.96 ± 0.2

1.99 ± 0.3

1.76 ± 0.2

Laminar N area−1

% N∙mm−2

0.19 ± 0.03

0.26 ± 0.03

0.24 ± 0.04

Laminar P area−1

mg∙kg−1∙mm−2

0.03 ± 0.01

0.04 ± 0.01

0.03 ± 0.01

Laminar K area−1

mg∙kg−1∙mm−2

25.1a ± 4.5

90.9b ± 12.8

41.1a ± 8.6

Reproductive traits

Reproductive N

% N∙mg−1

2.2a ± 0.2

2.1ab ± 0.2

1.6b ± 0.03

Seed weight

gm

0.0077 ± 0.001

0.0059 ± 0.0002

0.0086 ± 0.0012

Final Germination Percentage

%

71.8 ± 3.5

82.2 ± 4.2

81.0 ± 3.2

Mean Germination Time (MGT)

Days

5.1a ± 0.5

4.5a ± 0.1

6.2b ± 0.8

Median Germination Time (T50)

Days

5.0 ± 0.22

4.0

5.0 ± 0.18