Species

Petiole length

(cm)

Leaflets

Trichomes

N

Length

(cm)

Width

(mm)

Shape

Apex

Base

Surface

Shape

Type

Length (mm)

Distance (mm)

Base

V. amoena

0.5 - 0.8

2

1.9 - 2.2

4 - 5

Lanceolate

Acute

Obtuse

Glabrous

-

-

-

-

-

V. angustifolia

0.8 - 1.1

4

0.8 - 1.1

2 - 3

Oblong

Acuminate

Obtuse

Hairy

Linear

Unicellular

1 - 2

0.1 - 0.3

Nonglandular

V. bungei

0.5 - 0.8

2

0.9 - 1.2

7 - 9

Obovate

Obtuse

Cuneate

Glabrous

-

-

-

-

-

V. costata

0.7 - 1.2

2

0.7 - 0.9

2 - 3

Oblong

Acuminate

Obtuse

Glabrous

-

-

-

-

-

V. hirsuta

0.5 - 0.7

4

0.7 - 0.9

2 - 3

Oblong

Truncate

Cuneate

Glabrous

-

-

-

-

-

V. japonica

0.3 - 0.5

4

0.8 - 1

3 - 4

Oblong

Obtuse

Cuneate

Glabrous

-

-

-

-

-

V. sativa

subsp. nigra

0.7 - 1

2

1.5 - 1.7

3 - 4

Lanceolate

Acuminate

Obtuse

Hairy

Acute

Multicellular

0.2 - 0.4

0.1 - 0.5

Glandular

V. sativa

subsp. sativa

0.8 - 1.2

2

1.2 - 1.4

4 - 5

Ovate

Acute

Obtuse

Hairy

Acute

Multicellular

0.2 - 0.5

0.2 - 0.5

Glandular

V. tenuifolia

0.7 - 1

2

1.3 - 1.5

4 - 5

Ovate

Acute

Cuneate

Hairy

Acute

Unicellular

1 - 2

0.6 - 0.8

Nonglandular

V. tetrasperma

0.7 - 1

2

0.7 - 0.9

2 - 3

Elliptic

Acute

Cuneate

Glabrous

-

-

-

-

-

V. villosa

subsp. dasycarpa

0.5 - 0.8

4 - 8

0.8 - 1.1

2 - 3

Oblong

Acuminate

Cuneate

Hairy

Linear

Unicellular

1 - 2

More than 2

Nonglandular

V. villosa

subsp. varia

0.3 - 0.4

6

0.9 - 1.1

2 - 3

Lanceolate

Acuminate

Cuneate

hairy

Acute

Unicellular

1 - 2

0.8 - 1.3

Nonglandular