Cecropia obtusa

<<<Stipules>Blade>Incisions>Incision number

7-91

1. 003-004-003-001

<<<Stipules>Blade>Incisions>Relative distance

2/3-4/5 the distance between outline and petiole2

2. 003-004-003-002

<<<Stipules>Blade>Lower surfaces>Hairs

on the veins puberulous to hirtellous, partly with uncinate hairs, and with arachnoid hairs in the areoles and on the smaller veins, extending to the main veins3

3. 003-004-005-001

<<<Stipules>Blade>Upper surfaces>Hairs

usually with more or less dense, arachnoid hairs4

4. 003-004-004-002

<<<Stipules>Blade>Upper surfaces>Texture

smooth to scabrous5

5. 003-004-004-001

<<Pistillate inflorescences>Peduncle>Length

6.5-8 cm long6

6. 005-001-001

<<Pistillate inflorescences>Perianth>Hairs

arachnoid hairs below the apex7

7. 005-004-002

<<Pistillate inflorescences>Perianth>Texture

muriculate at the apex8

8. 005-004-001

<<Pistillate inflorescences>Spathe>Hairs

without or with or with sparse arachnoid hairs9

9. 005-002-002

<<Pistillate inflorescences>Spathe>Length

8-12 cm long10

10. 005-002-001

<<Pistillate inflorescences>Spikes>Dimensions

3-10 x 0.8-1 cm, in fruit up to 10 x 1.5 cm11

11. 005-003-002

<<Pistillate inflorescences>Spikes>Spike number

412

12. 005-003-001

<<Pistillate inflorescences>Stigma>Shape

penicillate13

13. 005-005-001

<<Staminate inflorescences>Anthers>Attachment

after abscission attached to the perianth by the appendages of the thecea14

14. 004-005-001

<<Staminate inflorescences>Peduncle>Length

4-8.5 cm long15

15. 004-001-001

<<Staminate inflorescences>Perianth>Hairs

with sparse, arachnoid hairs or glabrous below the apex16

16. 004-004-002

<<Staminate inflorescences>Perianth>Texture

sometimes smooth at the apex17

17. 004-004-001

<<Staminate inflorescences>Spathe>Hairs

without or with sparse arachnoid hairs18

18. 004-002-002

<<Staminate inflorescences>Spathe>Length

7-17 cm long19

19. 004-002-001

<<Staminate inflorescences>Spikes>Dimensions

4-13 x 0.2-0.3 cm20

20. 004-003-002

<<Staminate inflorescences>Spikes>Spike number

ca. 15-2521

21. 004-003-001

<<Stipules>Blade>Dimensions

ca. 25-60 x 25-60 cm22

22. 003-004-002

<<Stipules>Blade>Incisions

incisions ,23

23. 003-004-003

<<Stipules>Blade>Lower surfaces

lower surface ;24

24. 003-004-005

<<Stipules>Blade>Texture

coriaceous25

25. 003-004-001

<<Stipules>Blade>Upper surfaces

upper surface and ,26

26. 003-004-004

<<Stipules>Petiole>Length

up to 50 cm long27

27. 003-003-001

<<Stipules>Petiole>Trichilia

trichilia present28

28. 003-003-002

<<Stipules>Secondary veins>Secondary vein pair number

ca. 10-15 pairs29

29. 003-005-001

<Branchlets>Hairs

puberulous to hispidulous, partly with uncinate hairs30

30. 002-002

<Branchlets>Prostomata

prostomata present.31

31. 002-003

<Branchlets>Thickness

1-5 cm thick32

32. 002-001

<Fruits>Length

ca. 2.5 mm long33

33. 006-001

<Fruits>Texture

tuberculate34

34. 006-002

<Habit>Height

up to 15m tall35

35. 001-001

<Pistillate inflorescences>Peduncle

peduncle patent, ;36

36. 005-001

<Pistillate inflorescences>Perianth

perianth , ;37

37. 005-004

<Pistillate inflorescences>Spathe

spathe , ;38

38. 005-002

<Pistillate inflorescences>Spikes

spikes , stipitate, ;39

39. 005-003

<Pistillate inflorescences>Stigma

stigma .40

40. 005-005

<Staminate inflorescences>Anthers

anthers41

41. 004-005

<Staminate inflorescences>Peduncle

peduncle patent, ;42

42. 004-001

<Staminate inflorescences>Perianth

perianth muriculate, , ;43

43. 004-004

<Staminate inflorescences>Spathe

spathe , ;44

44. 004-002

<Staminate inflorescences>Spikes

spikes , stipitate, ;45

45. 004-003

<Stipules>Blade

blade , , ,46

46. 003-004

<Stipules>Hairs

puberulous to subhirsute and with arachnoid hairs outside47

47. 003-002

<Stipules>Length

7-13 cm long48

48. 003-001

<Stipules>Petiole

petiole , ;49

49. 003-003

<Stipules>Secondary veins

secondary veins of the free part of the midsegment , mostly branched, submarginally loop-connected.50

50. 003-005

Branchlets

Branchlets , ;51

51. 002

Description

Tree up to 15m tall. Branchlets 1-5 cm thick, puberulous to hispidulous, partly with uncinate hairs; prostomata present. Stipules 7-13 cm long, caducous, puberulous to subhirsute and with arachnoid hairs outside; petiole up to 50 cm long, trichilia present; blade coriaceous, ca. 25-60 x 25-60 cm, incisions 7-9, 2/3-4/5 the distance between outline and petiole, upper surface smooth to scabrous and usually with more or less dense, arachnoid hairs, lower surface on the veins puberulous to hirtellous, partly with uncinate hairs, and with arachnoid hairs in the areoles and on the smaller veins, extending to the main veins; secondary veins of the free part of the midsegment ca. 10-15 pairs, mostly branched, submarginally loop-connected. Staminate inflorescences: peduncle patent, 4-8.5 cm long; spathe 7-17 cm long, without or with sparse arachnoid hairs; spikes ca. 15-25, stipitate, 4-13 x 0.2-0.3 cm; perianth muriculate, sometimes smooth at the apex, with sparse, arachnoid hairs or glabrous below the apex; anthers after abscission attached to the perianth by the appendages of the theceaPistillate inflorescences: peduncle patent, 6.5-8 cm long; spathe 8-12 cm long, without or with or with sparse arachnoid hairs; spikes 4, stipitate, 3-10 x 0.8-1 cm, in fruit up to 10 x 1.5 cm; perianth muriculate at the apex, arachnoid hairs below the apex; stigma penicillate. Fruit ca. 2.5 mm long, tuberculate.

Distribution

Guianas present, Lower Amazon Basin present, Rio Negro? present

The Guianas and the Lower Amazon Basin (or also along the Rio Negro?).

Fruits

Fruit , .52

52. 006

Habit

Tree .53

53. 001

Pistillate inflorescences

Pistillate inflorescences:54

54. 005

Staminate inflorescences

Staminate inflorescences:55

55. 004

Stipules

Stipules , caducous, ;56

56. 003

Primary tabs

Content