Buchenavia fanshawei

<<<Flowers>Lower hypanthium>Neck>Hairs

sparsely pubescent1

1. 004-002-003-001

<<<Flowers>Lower hypanthium>Ovary>Hairs

densely pubescent2

2. 004-002-002-001

<<<Leaves>Veins>Secondary veins>Secondary vein pair number

3-5 pairs3

3. 002-007-002-001

<<Flowers>Lower hypanthium>Length

1.5-2 mm long4

4. 004-002-001

<<Flowers>Lower hypanthium>Neck

gradually narrowing to rather thick neck longer than ovary5

5. 004-002-003

<<Flowers>Lower hypanthium>Ovary

on ovary6

6. 004-002-002

<<Flowers>Upper hypanthium>Dimensions

1.5-2 x 2.5-4 mm7

7. 004-003-001

<<Flowers>Upper hypanthium>Hairs

glabrous or nearly so8

8. 004-003-002

<<Fruits>Apex>Shape

rounded to acute or rarely apiculate9

9. 005-004-001

<<Fruits>Base>Shape

rounded10

10. 005-005-001

<<Inflorescences>Peduncle>Hairs

sparsely puberulous to pubescent11

11. 003-002-002

<<Inflorescences>Peduncle>Length

0.6-3 cm long12

12. 003-002-001

<<Inflorescences>Rachises>Hairs

puberulous to pubescent13

13. 003-003-002

<<Inflorescences>Rachises>Length

0.7-4 cm14

14. 003-003-001

<<Leaves>Apex>Shape

rounded to acute or shortly acuminate15

15. 002-004-001

<<Leaves>Base>Hairs

glabrous except sometimes sparsely pubescent on midvein above, glabrous to sparsely pubescent except pubescent to very sparsely so on midvein below16

16. 002-005-002

<<Leaves>Base>Shape

narrowly cuneate or slightly decurrent17

17. 002-005-001

<<Leaves>Petiole>Hairs

glabrous to pubescent18

18. 002-009-002

<<Leaves>Petiole>Length

0.6-2.4 cm long19

19. 002-009-001

<<Leaves>Veins>Intersecondary veins

intersecondary veins common,20

20. 002-007-003

<<Leaves>Veins>Midveins

midvein moderate, prominent,21

21. 002-007-001

<<Leaves>Veins>Secondary veins

secondary veins , distant, originating at widely acute angles, curved distally, prominent,22

22. 002-007-002

<<Leaves>Veins>Tertiary veins

tertiary veins randomly reticulate to irregularly percurrent;23

23. 002-007-004

<Flowers>Length

3-4 mm long24

24. 004-001

<Flowers>Lower hypanthium

lower hypanthium , , ,25

25. 004-002

<Flowers>Upper hypanthium

upper hypanthium , .26

26. 004-003

<Fruits>Apex

apex ,27

27. 005-004

<Fruits>Base

base or very shortly pseudostipitate.28

28. 005-005

<Fruits>Dimensions

1.7-2.5 x 1-1.5 cm29

29. 005-002

<Fruits>Hairs

densely tomentellous at first, becoming subglabrous when very old30

30. 005-001

<Fruits>Shape

ovate to elliptic or broadly so in side view, more or less terete31

31. 005-003

<Habit>Height

5-35 m32

32. 001-001

<Inflorescences>Length

1.3-7 cm long33

33. 003-001

<Inflorescences>Peduncle

peduncle , ;34

34. 003-002

<Inflorescences>Rachises

rhachis , .35

35. 003-003

<Leaves>Apex

apex ,36

36. 002-004

<Leaves>Base

base , ;37

37. 002-005

<Leaves>Dimensions

3-15 x 0.5-6 cm38

38. 002-003

<Leaves>Domatia

domatia usually conspicuous, usually bowl-shaped;39

39. 002-006

<Leaves>Higher order veins and areolation

higher order veins and areolation indistinct;40

40. 002-008

<Leaves>Petiole

petiole , , usually eglandular.41

41. 002-009

<Leaves>Shape

obovate to narrowly obovate or elliptic42

42. 002-002

<Leaves>Texture

coriaceous43

43. 002-001

<Leaves>Veins

venation brochidodromous,44

44. 002-007

Common Name

English (Guyana): fukadi, sand fukadi

Description

Tree 5-35 m. Leaves coriaceous, obovate to narrowly obovate or elliptic, 3-15 x 0.5-6 cm, apex rounded to acute or shortly acuminate, base narrowly cuneate or slightly decurrent, glabrous except sometimes sparsely pubescent on midvein above, glabrous to sparsely pubescent except pubescent to very sparsely so on midvein below; domatia usually conspicuous, usually bowl-shaped; venation brochidodromous, midvein moderate, prominent, secondary veins 3-5 pairs, distant, originating at widely acute angles, curved distally, prominent, intersecondary veins common, tertiary veins randomly reticulate to irregularly percurrent; higher order veins and areolation indistinct; petiole 0.6-2.4 cm long, glabrous to pubescent, usually eglandular. Inflorescence 1.3-7 cm long, shortly spicate; peduncle 0.6-3 cm long, sparsely puberulous to pubescent; rhachis 0.7-4 cm, puberulous to pubescent. Flowers 3-4 mm long; lower hypanthium 1.5-2 mm long, densely pubescent on ovary, gradually narrowing to rather thick sparsely pubescent neck longer than ovary,upper hypanthium 1.5-2 x 2.5-4 mm, glabrous or nearly so. Fruit densely tomentellous at first, becoming subglabrous when very old, 1.7-2.5 x 1-1.5 cm, ovate to elliptic or broadly so in side view, more or less terete, apex rounded to acute or rarely apiculate, base rounded or very shortly pseudostipitate.

Distribution

Guianas present, Guyana present, northern parts of Amazonian Brazil present

Restricted to Guyana and northern parts of Amazonian Brazil; apart from the type, 7 paratypes and about 16 other specimens from the Guianas (GU: 25).

Flowers

Flowers ;45

45. 004

Fruits

Fruit , , ,46

46. 005

Habit

Tree .47

47. 001

Individuals Association

Guyana, New R., Corantyne R., Anderson 749 Guyana, Rupununi Distr., Kuyuwini Landing, Kuyuwini R., Jansen-Jacobs et al. 2898 Guyana, Upper Demerara-Berbice Region, Essequibo R., from Monkey Jump to Persaud timber concession, Henkel & Williams 2126 Guyana, Rupununi Distr., Kuyuwini Landing, Kuyuwini R., Jansen-Jacobs et al. 2878

Inflorescences

Inflorescence , shortly spicate;48

48. 003

Leaves

Leaves , , ,49

49. 002

Phenology

Flowering ; fruiting .

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