Perebea guianensis subsp. guianensis

<<<<Stipules>Blade>Margins>Hairs>Colour

yellowish1

1. 003-004-006-002-001

<<<Staminate inflorescences>Perianth>Tepals>Tepal number

42

2. 004-003-002-001

<<<Stipules>Blade>Apex>Shape

acuminate to acute3

3. 003-004-004-001

<<<Stipules>Blade>Base>Shape

(sub)cordate (to acute)4

4. 003-004-005-001

<<<Stipules>Blade>Margins>Hairs

sparsely appressed-puberulous above, on the main veins -subsericeous to appressed-puberulous beneath, pluricellular hairs5

5. 003-004-006-002

<<<Stipules>Blade>Margins>Margin type

entire to dentate6

6. 003-004-006-001

<<<Stipules>Blade>Margins>Shape

oblongoid-capitate7

7. 003-004-006-003

<<<Stipules>Secondary veins>Tertiary veins>Shape

scalariform8

8. 003-005-002-001

<<Branchlets>Hairs>Colour

greyish- to pale yellow9

9. 002-002-001

<<Infructescences>Involucral bracts>Shape

oval to triangular10

10. 006-003-001

<<Pistillate inflorescences>Peduncle>Length

0.3-1 cm long11

11. 005-002-001

<<Pistillate inflorescences>Perianth>Length

3-6 mm long12

12. 005-003-001

<<Pistillate inflorescences>Perianth>Teeth number

4-dentate13

13. 005-003-002

<<Pistillate inflorescences>Stigma>Length

1(-2) mm long14

14. 005-004-002

<<Pistillate inflorescences>Stigma>Shape

tongue-shaped15

15. 005-004-001

<<Staminate inflorescences>Peduncle>Length

0.4-2 cm long16

16. 004-002-001

<<Staminate inflorescences>Perianth>Length

0.8-1.8 mm long17

17. 004-003-001

<<Staminate inflorescences>Perianth>Tepals

tepals , free.18

18. 004-003-002

<<Stipules>Blade>Apex

apex ,19

19. 003-004-004

<<Stipules>Blade>Base

base ,20

20. 003-004-005

<<Stipules>Blade>Dimensions

(12-)20-50 x (5-)7-24 cm21

21. 003-004-003

<<Stipules>Blade>Margins

margin , ;22

22. 003-004-006

<<Stipules>Blade>Shape

narrowly elliptic23

23. 003-004-002

<<Stipules>Blade>Texture

coriaceous to chartaceous24

24. 003-004-001

<<Stipules>Hairs>Colour

yellow- to greyish25

25. 003-002-001

<<Stipules>Petiole>Length

0.5-1.5 cm long26

26. 003-003-001

<<Stipules>Secondary veins>Secondary vein pair number

(10-)15-22(-28) pairs27

27. 003-005-001

<<Stipules>Secondary veins>Tertiary veins

tertiary venation .28

28. 003-005-002

<Branchlets>Hairs

-appressed-puberulous to -subsericeous29

29. 002-002

<Branchlets>Thickness

3-10(-15) mm thick30

30. 002-001

<Habit>Height

up to 20m tall31

31. 001-001

<Infructescences>Diameter

2.5-4 cm in diam.32

32. 006-002

<Infructescences>Involucral bracts

inner involucral bracts .33

33. 006-003

<Infructescences>Shape

discoid to hemispherical34

34. 006-001

<Pistillate inflorescences>Diameter

0.8-1.5 cm in diam.35

35. 005-001

<Pistillate inflorescences>Peduncle

peduncle ;36

36. 005-002

<Pistillate inflorescences>Perianth

perianth , to -fid;37

37. 005-003

<Pistillate inflorescences>Stigma

stigmas , .38

38. 005-004

<Staminate inflorescences>Diameter

0.5-1.5 cm in diam.39

39. 004-001

<Staminate inflorescences>Peduncle

peduncle ;40

40. 004-002

<Staminate inflorescences>Perianth

perianth ,41

41. 004-003

<Stipules>Blade

blade , , ,42

42. 003-004

<Stipules>Hairs

-sericeous43

43. 003-002

<Stipules>Length

2-4 cm long44

44. 003-001

<Stipules>Petiole

petiole ;45

45. 003-003

<Stipules>Secondary veins

secondary veins ,46

46. 003-005

Branchlets

Branchlets , .47

47. 002

Common Name

English: amap-purubumnak, furufifi, kaluma kalate, tuukwanru kamwi, yi'wapiso, yuwa'pisi

Description

Tree up to 20m tall, dioecious. Branchlets 3-10(-15) mm thick, greyish- to pale yellow-appressed-puberulous to -subsericeous. Stipules 2-4 cm long, yellow- to greyish-sericeous; petiole 0.5-1.5 cm long; blade coriaceous to chartaceous, narrowly elliptic, (12-)20-50 x (5-)7-24 cm, apex acuminate to acute, base (sub)cordate (to acute), margin entire to dentate, sparsely appressed-puberulous above, on the main veins yellowish-subsericeous to appressed-puberulous beneath, pluricellular hairsoblongoid-capitate; secondary veins (10-)15-22(-28) pairs, tertiary venation scalariform. Staminate inflorescences 0.5-1.5 cm in diam.; peduncle 0.4-2 cm long; perianth 0.8-1.8 mm long, tepals 4, free. Pistillate inflorescences 0.8-1.5 cm in diam.; peduncle 0.3-1 cm long; perianth 3-6 mm long, 4-dentate to -fid; stigmas tongue-shaped, 1(-2) mm long. Infructescences discoid to hemispherical, 2.5-4 cm in diam.; inner involucral bracts oval to triangular.

Distribution

12 miles ENE of mouth of the Onoro Creek present, Amazon Basin present, French Guiana present, Guyana present, eastern Surinam present

Amazon Basin to French Guiana, eastern Surinam, and also in Guyana (12 miles ENE of mouth of the Onoro Creek).

Habit

Tree , dioecious.48

48. 001

Infructescences

Infructescences , ;49

49. 006

Notes

Three other subspecies, subsp. acanthogyne (Ducke) C.C. Berg, subsp. hirsuta C.C. Berg, and subsp. pseudopeltata (Mildbr.) C.C. Berg, are found in the Upper Amazon Basin, and a fourth one, subsp. castilloides (Pitt.) C.C. Berg, in Panama and Colombia.

Pistillate inflorescences

Pistillate inflorescences ;50

50. 005

Staminate inflorescences

Staminate inflorescences ;51

51. 004

Stipules

Stipules , ;52

52. 003