Echinodorus subalatus

<<<Flowers>Petals>Claws>Length

to 0.5 mm long1

1. 004-003-002-001

<<<Flowers>Stamens>Anthers>Length

1.5-2.5 mm long2

2. 004-004-003-001

<<<Flowers>Stamens>Apex>Shape

obtuse3

3. 004-004-004-001

<<<Flowers>Stamens>Filaments>Length

ca. 1.5 mm long4

4. 004-004-002-001

<<Flowers>Carpels>Carpel number

30 or more5

5. 004-005-001

<<Flowers>Petals>Claws

claw6

6. 004-003-002

<<Flowers>Petals>Dimensions

7-10 x 5-9 mm7

7. 004-003-001

<<Flowers>Sepals>Dimensions

2.5-4 x 1.8-4 mm8

8. 004-002-002

<<Flowers>Sepals>Growth form

spreading9

9. 004-002-001

<<Flowers>Sepals>Vein number

11-1510

10. 004-002-003

<<Flowers>Stamens>Anthers

anthers versatile, ,11

11. 004-004-003

<<Flowers>Stamens>Apex

apex ;12

12. 004-004-004

<<Flowers>Stamens>Filaments

filaments ,13

13. 004-004-002

<<Flowers>Stamens>Stamen number

15-2014

14. 004-004-001

<<Fruits>Glands>Gland number

1-215

15. 005-005-001

<<Fruits>Glands>Growth form

erect16

16. 005-005-004

<<Fruits>Glands>Length

0.7-1 mm long17

17. 005-005-005

<<Fruits>Glands>Position

terminal18

18. 005-005-003

<<Fruits>Glands>Shape

elliptic19

19. 005-005-002

<<Habit>Rhizome>Dimensions

to 4 x to 3 cm20

20. 001-003-001

<<Inflorescences>Bracts>Apex

apex long attenuate, not dilated basally;21

21. 003-007-003

<<Inflorescences>Bracts>Dimensions

5-44 x to 0.7 mm22

22. 003-007-002

<<Inflorescences>Bracts>Shape

subulate23

23. 003-007-001

<<Inflorescences>Flower number>Flower number per whorl

3-1124

24. 003-004-001

<<Inflorescences>Pedicels>Dimensions

0.5-1.5 x 0.04-0.1 cm25

25. 003-008-002

<<Inflorescences>Pedicels>Growth form

in flower and fruit spreading to ascending26

26. 003-008-001

<<Inflorescences>Peduncle>Dimensions

15-73.5 x 0.2-0.7 cm27

27. 003-005-001

<<Inflorescences>Rachises>Shape

triangular28

28. 003-006-001

<<Leaves>Apex>Shape

acute29

29. 002-006-001

<<Leaves>Basal sheaths>Length

to 12 cm long30

30. 002-003-001

<<Leaves>Base>Shape

truncate31

31. 002-007-001

<<Leaves>Blade>Dimensions

8.5-48 x 1.5-18 cm32

32. 002-004-002

<<Leaves>Blade>Shape

linear-elliptic to ovate33

33. 002-004-001

<<Leaves>Margins>Margin type

entire34

34. 002-005-001

<<Leaves>Petiole>Dimensions

6.2-73.4 x 0.1-1.5 cm35

35. 002-002-001

<<Leaves>Veins>Vein number

7-1136

36. 002-009-001

<Flowers>Carpels

carpels .37

37. 004-005

<Flowers>Petals

petals clawed, , ;38

38. 004-003

<Flowers>Sepals

sepals in flower and fruit reflexed to , , with veins, not papillose;39

39. 004-002

<Flowers>Stamens

stamens ,40

40. 004-004

<Flowers>Width

1-2 cm wide41

41. 004-001

<Fruits>Dimensions

1.2-2.1 x 0.6-1 mm42

42. 005-002

<Fruits>Glands

glands , , between ribs, beak , ,43

43. 005-005

<Fruits>Keel

without keel44

44. 005-004

<Fruits>Rib number

5-ribbed45

45. 005-003

<Fruits>Shape

obelliptic46

46. 005-001

<Habit>Hairs

glabrous47

47. 001-001

<Habit>Height

to 100 cm tall48

48. 001-002

<Habit>Rhizome

rhizome present, ;49

49. 001-003

<Habit>Stolons

stolon absent.50

50. 001-004

<Inflorescences>Bracts

bracts longer than pedicel subtended, separate, coarse, , , delicate,51

51. 003-007

<Inflorescences>Dimensions

to 30 x to 2.8 cm52

52. 003-003

<Inflorescences>Flower number

whorls with flowers;53

53. 003-004

<Inflorescences>Growth form

erect54

54. 003-001

<Inflorescences>Pedicels

pedicels , cylindrical, .55

55. 003-008

<Inflorescences>Peduncle

peduncle semi-terete, not winged, ;56

56. 003-005

<Inflorescences>Rachises

rachis between whorls , winged or wingless;57

57. 003-006

<Inflorescences>Whorl number

7-1558

58. 003-002

<Leaves>Apex

apex ,59

59. 002-006

<Leaves>Basal lobes

basal lobes absent,60

60. 002-008

<Leaves>Basal sheaths

basal sheath ,61

61. 002-003

<Leaves>Base

base attenuate to ,62

62. 002-007

<Leaves>Blade

blade , ,63

63. 002-004

<Leaves>Colour

pale green to green-brown64

64. 002-001

<Leaves>Margins

margin ,65

65. 002-005

<Leaves>Pellucid markings

pellucid markings present as separate lines.66

66. 002-010

<Leaves>Petiole

petiole terete, ,67

67. 002-002

<Leaves>Veins

veins ,68

68. 002-009

Description

Herb, short-lived annual, glabrous, to 100 cm tall; rhizome present, to 4 x to 3 cm; stolon absent. Leaves emerged, pale green to green-brown, petiole terete, 6.2-73.4 x 0.1-1.5 cm, basal sheath to 12 cm long, blade linear-elliptic to ovate, 8.5-48 x 1.5-18 cm, margin entire, apex acute, base attenuate to truncate, basal lobes absent, veins 7-11, pellucid markings present as separate lines. Inflorescence racemose or paniculate, erect, with 7-15 whorls, overtopping leaves, not vegetatively proliferating, to 30 x to 2.8 cm; whorls with 3-11 flowers; peduncle semi-terete, not winged, 15-73.5 x 0.2-0.7 cm; rachis between whorls triangular, winged or wingless; bracts longer than pedicel subtended, separate, coarse, subulate, 5-44 x to 0.7 mm, delicate, apex long attenuate, not dilated basally; pedicels in flower and fruit spreading to ascending, cylindrical, 0.5-1.5 x 0.04-0.1 cm. Flowers 1-2 cm wide; sepals in flower and fruit reflexed to spreading, 2.5-4 x 1.8-4 mm, with 11-15 veins, not papillose; petals clawed, 7-10 x 5-9 mm, claw to 0.5 mm long; stamens 15-20, filaments ca. 1.5 mm long, anthers versatile, 1.5-2.5 mm long, apex obtuse; carpels 30 or more. Fruit terete, obelliptic, 1.2-2.1 x 0.6-1 mm, 5-ribbed, without keel, glands 1-2, elliptic, between ribs, beak terminal, erect, 0.7-1 mm long.

Flowers

Flowers ;69

69. 004

Fruits

Fruit terete, , , , , .70

70. 005

Habit

Herb, short-lived annual, , ;71

71. 001

Inflorescences

Inflorescence racemose or paniculate, , with whorls, overtopping leaves, not vegetatively proliferating, ;72

72. 003

Leaves

Leaves emerged, ,73

73. 002

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