Tetrapollinia

<<<<Flowers>Stamens>Filaments>Anthers>Colour

white, sometimes turning yellow-brown1

1. 005-004-001-002-001

<<<Flowers>Calyx>Apex>Shape

acute2

2. 005-002-005-001

<<<Flowers>Calyx>Lobes>Dimensions

1.5-5 x 1-2 mm3

3. 005-002-003-002

<<<Flowers>Calyx>Lobes>Shape

narrowly triangular to triangular, often flaring4

4. 005-002-003-001

<<<Flowers>Corolla>Apex>Shape

acute5

5. 005-003-004-001

<<<Flowers>Corolla>Base>Colour

whitish, inside of tube white or blue/white-striped in some blue flowers6

6. 005-003-002-001

<<<Flowers>Corolla>Base>Length

(5-)11-15(-25) mm long7

7. 005-003-002-003

<<<Flowers>Corolla>Base>Shape

funnel-shaped8

8. 005-003-002-002

<<<Flowers>Corolla>Base>Width

3-7 mm wide at mouth9

9. 005-003-002-004

<<<Flowers>Corolla>Lobes>Dimensions

2-10 x 1-2.5 mm10

10. 005-003-003-002

<<<Flowers>Corolla>Lobes>Shape

triangular to narrowly triangular, rarely ovate to narrowly ovate11

11. 005-003-003-001

<<<Flowers>Pistil>Ovary>Dimensions

1-5 x 0.8-3 mm12

12. 005-006-002-001

<<<Flowers>Pistil>Stigma lobes>Dimensions

1.5-4.5 mm13

13. 005-006-004-002

<<<Flowers>Pistil>Stigma lobes>Shape

linear (less often ovate)14

14. 005-006-004-001

<<<Flowers>Pistil>Style>Length

2-11 mm long15

15. 005-006-003-001

<<<Flowers>Stamens>Filaments>Anthers

straight or slightly bent anthers16

16. 005-004-001-002

<<<Flowers>Stamens>Filaments>Length

4.5-8(-12) mm long17 0.5-3.3 mm long18

17. 005-004-001-001, 18. 005-004-001-004

<<<Flowers>Stamens>Filaments>Shape

oblong19 straight (?) after anthesis20

19. 005-004-001-003, 20. 005-004-001-005

<<<Leaves>Blade>Apex>Shape

acute21

21. 003-001-005-001

<<<Leaves>Blade>Base>Shape

attenuate22

22. 003-001-006-001

<<<Leaves>Blade>Margins>Shape

flat23

23. 003-001-004-001

<<Flowers>Calyx>Apex

apex ;24

24. 005-002-005

<<Flowers>Calyx>Colour

pale green to green25

25. 005-002-001

<<Flowers>Calyx>Dimensions

2-6 x 3-4 mm26

26. 005-002-002

<<Flowers>Calyx>Lobes

lobes , ,27

27. 005-002-003

<<Flowers>Calyx>Margins

margin slightly hyaline,28

28. 005-002-004

<<Flowers>Corolla>Apex

apex ;29

29. 005-003-004

<<Flowers>Corolla>Base

base , , , ,30

30. 005-003-002

<<Flowers>Corolla>Colour

white, light to dark blue, light rose to mauve to dark purple or brownish31

31. 005-003-001

<<Flowers>Corolla>Lobes

lobes , ,32

32. 005-003-003

<<Flowers>Pistil>Length

5-21 mm long33

33. 005-006-001

<<Flowers>Pistil>Ovary

ovary ,34

34. 005-006-002

<<Flowers>Pistil>Stigma lobes

stigma lobe , .35

35. 005-006-004

<<Flowers>Pistil>Style

style ,36

36. 005-006-003

<<Flowers>Stamens>Filaments

filaments , , , , ;37

37. 005-004-001

<<Fruits>Seeds>Colour

brown38

38. 006-005-001

<<Fruits>Seeds>Diameter

0.3-0.4 mm in diam.39

39. 006-005-002

<<Inflorescences>Bracts and bracteoles>Dimensions

1-3 x 0.5-1 mm40

40. 004-002-002

<<Inflorescences>Bracts and bracteoles>Shape

awl-shaped41

41. 004-002-001

<<Inflorescences>Flower number per inflorescence>Flower number

1-10-flowered42

42. 004-001-001

<<Inflorescences>Pedicels>Length

1.5-2.5 mm long43

43. 004-003-001

<<Leaves>Blade>Apex

apex ,44

44. 003-001-005

<<Leaves>Blade>Base

base .45

45. 003-001-006

<<Leaves>Blade>Dimensions

(0.3-)1-2.5(-3.3) x 0.1-0.3 cm46

46. 003-001-003

<<Leaves>Blade>Margins

margin ,47

47. 003-001-004

<<Leaves>Blade>Shape

linear, rarely ovate (lower leaves more ovate)48

48. 003-001-002

<<Leaves>Blade>Texture

membranaceous49

49. 003-001-001

<<Stems and branches>Internodes>Length

1-6.8 cm long50

50. 002-003-001

<<Stems and branches>Shape>Wing number

4-winged51

51. 002-002-001

<Flowers>Calyx

calyx , ,52

52. 005-002

<Flowers>Corolla

corolla ,53

53. 005-003

<Flowers>Growth form

erect to horizontal54

54. 005-001

<Flowers>Pistil

pistil ,55

55. 005-006

<Flowers>Pollen

pollen exine reticulate with large spine-like processes;56

56. 005-005

<Flowers>Stamens

stamens not exserted from corolla mouth,57

57. 005-004

<Fruits>Colour

green to brown58

58. 006-002

<Fruits>Dimensions

3-9 x 2-5 mm59

59. 006-004

<Fruits>Growth form

erect to nodding60

60. 006-001

<Fruits>Seeds

seeds ,61

61. 006-005

<Fruits>Shape

ovoid62

62. 006-003

<Habit>Height

up to 60 cm high63

63. 001-001

<Inflorescences>Bracts and bracteoles

bracts and bracteoles , ;64

64. 004-002

<Inflorescences>Pedicels

pedicel .65

65. 004-003

<Leaves>Blade

blade , , ,66

66. 003-001

<Stems and branches>Diameter

up to 0.3 cm in diam.67

67. 002-001

<Stems and branches>Internodes

internodes .68

68. 002-003

<Stems and branches>Shape

terete to quadrangular, narrowly69

69. 002-002

Description

Annual herb, up to 60 cm high, unbranched (sometimes with branched inflorescence). Stems and branches up to 0.3 cm in diam., terete to quadrangular, narrowly 4-winged; internodes 1-6.8 cm long. Leaves sessile, evenly arranged along stem; blade membranaceous, linear, rarely ovate (lower leaves more ovate), (0.3-)1-2.5(-3.3) x 0.1-0.3 cm, margin flat, apex acute, base attenuate. Inflorescence 1-10-flowered; bracts and bracteoles awl-shaped, 1-3 x 0.5-1 mm; pedicel 1.5-2.5 mm long. Flowers erect to horizontal (rarely nodding); calyx pale green to green, 2-6 x 3-4 mm, lobes narrowly triangular to triangular, often flaring, 1.5-5 x 1-2 mm, margin slightly hyaline, apex acute; corolla white, light to dark blue, light rose to mauve to dark purple or brownish, base whitish, inside of tube white or blue/white-striped in some blue flowers, funnel-shaped, (5-)11-15(-25) mm long, 3-7 mm wide at mouth, lobes triangular to narrowly triangular, rarely ovate to narrowly ovate, 2-10 x 1-2.5 mm, apex acute; stamens not exserted from corolla mouth, filaments 4.5-8(-12) mm long, straight or slightly bent anthers white, sometimes turning yellow-brown, oblong, 0.5-3.3 mm long, straight (?) after anthesis; pollen exine reticulate with large spine-like processes; pistil 5-21 mm long, ovary 1-5 x 0.8-3 mm, style 2-11 mm long, stigma lobe linear (less often ovate), 1.5-4.5 mm. Fruit erect to nodding, green to brown, ovoid, 3-9 x 2-5 mm; seeds brown, 0.3-0.4 mm in diam.

Distribution

Guianas present present, Southern America: Bolivia (Bolivia present); Paraguay (Paraguay present); Peru (Peru present); Venezuela (Venezuela present)

Venezuela, the Guianas, Brazil, Peru, Bolivia, Paraguay; 315 collections studied, of which 98 from the Guianas (GU: 32; SU: 43; FG: 23).

Flowers

Flowers (rarely nodding);70

70. 005

Fruits

Fruit , , , ;71

71. 006

Habit

Annual herb, , unbranched (sometimes with branched inflorescence).72

72. 001

Individuals Association

Relevé nr 7, Hoock s.n. Savane à 23 km du Pont des Cascades vers Kourou, Sastre 1333 Guyana, Rupununi Distr., Manari, Maas et al. 3715 savanes Piste de St. Elie, km 3, Prévost 1637 Suriname, Zanderij, Florschütz & Florschütz 620 Guyana, Rupununi Distr., Chaakoitou near Mountain Point, just south of the Kanuku Mts., Maas et al. 4096

Inflorescences

Inflorescence ;73

73. 004

Leaves

Leaves sessile, evenly arranged along stem;74

74. 003

Phenology

Flowering and fruiting .

Stems and branches

Stems and branches , ;75

75. 002

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