Coutoubea reflexa

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Coutoubea reflexa

Content

<<<Flowers>Calyx>Apex>Shape

acuminate1
1. 005-002-005-001

<<<Flowers>Calyx>Calyx lobes>Dimensions

4-6 x 1.5-2 mm2
2. 005-002-004-002

<<<Flowers>Calyx>Calyx lobes>Shape

triangular-ovate3
3. 005-002-004-001

<<<Flowers>Corolla>Apex>Shape

acuminate4
4. 005-003-005-001

<<<Flowers>Corolla>Corolla lobes>Dimensions

7-9 x 2-5 mm5
5. 005-003-004-002

<<<Flowers>Corolla>Corolla lobes>Shape

reflexed, narrowly ovate6
6. 005-003-004-001

<<<Flowers>Filaments>Anthers>Colour

yellow7
7. 005-004-003-001

<<<Flowers>Filaments>Anthers>Length

4-5 mm long8
8. 005-004-003-002

<<<Flowers>Ovary>Stigma lobes>Colour

pale yellow9
9. 005-005-004-001

<<<Flowers>Ovary>Stigma lobes>Dimensions

1-2 x 0.5-2 mm10
10. 005-005-004-002

<<<Flowers>Ovary>Style>Colour

white11
11. 005-005-003-001

<<<Flowers>Ovary>Style>Length

3-4 mm long12
12. 005-005-003-002

<<Flowers>Calyx>Apex

apex ;13
13. 005-002-005

<<Flowers>Calyx>Calyx lobes

calyx lobes , ,14
14. 005-002-004

<<Flowers>Calyx>Colour

green15
15. 005-002-001

<<Flowers>Calyx>Length

8-10 mm long16
16. 005-002-003

<<Flowers>Calyx>Texture

coriaceous17
17. 005-002-002

<<Flowers>Corolla>Apex

apex ;18
18. 005-003-005

<<Flowers>Corolla>Colour

white to pale pink, in throat green19
19. 005-003-001

<<Flowers>Corolla>Corolla lobes

corolla lobes , ,20
20. 005-003-004

<<Flowers>Corolla>Length

15-19 mm long21
21. 005-003-003

<<Flowers>Corolla>Texture

chartaceous22
22. 005-003-002

<<Flowers>Filaments>Anthers

anthers , ;23
23. 005-004-003

<<Flowers>Filaments>Colour

white24
24. 005-004-001

<<Flowers>Filaments>Length

3 mm long25
25. 005-004-002

<<Flowers>Ovary>Dimensions

4-7 x 1.5 mm26
26. 005-005-002

<<Flowers>Ovary>Shape

ovoid or fusiform27
27. 005-005-001

<<Flowers>Ovary>Stigma lobes

stigma lobes , cupshaped, .28
28. 005-005-004

<<Flowers>Ovary>Style

style , ,29
29. 005-005-003

<<Fruits>Seeds>Diameter

0.5 mm in diam.30
30. 006-003-001

<<Inflorescences>Bracts and bracteoles>Length

2.5-4.5 mm long31
31. 004-005-002

<<Inflorescences>Bracts and bracteoles>Shape

ovate32 acuminate33
32. 004-005-001, 33. 004-005-003

<<Inflorescences>Peduncle>Length

up to 11.5 cm long34
34. 004-004-001

<<Leaves>Base>Shape

narrowly cuneate35
35. 003-005-001

<<Stems>Internodes>Length

0.5-6.5(-15.5) cm long36
36. 002-004-001

<Flowers>Calyx

calyx , , ,37
37. 005-002

<Flowers>Corolla

corolla , , ,38
38. 005-003

<Flowers>Filaments

filaments , ,39
39. 005-004

<Flowers>Growth form

horizontal or slightly erect40
40. 005-001

<Flowers>Ovary

ovary , ,41
41. 005-005

<Fruits>Dimensions

7-8 x 2-3 mm42
42. 006-002

<Fruits>Seeds

seeds43
43. 006-003

<Fruits>Shape

(narrowly) ovoid44
44. 006-001

<Habit>Height

10-100 cm high45
45. 001-001

<Habit>Texture

woody at base46
46. 001-002

<Inflorescences>Bracts and bracteoles

bracts and bracteoles , , .47
47. 004-005

<Inflorescences>Length

4-32 cm long48
48. 004-003

<Inflorescences>Peduncle

including peduncle of49
49. 004-004

<Inflorescences>Position

terminal or axillary50
50. 004-001

<Inflorescences>Spike number

2-351
51. 004-002

<Leaves>Base

base , semi-amplexicaule;52
52. 003-005

<Leaves>Colour

above shiny, below dull53
53. 003-004

<Leaves>Dimensions

1.5-10 x 0.2-1.5 cm54
54. 003-003

<Leaves>Primary veins

primary vein slightly prominent above, prominent beneath, secondary veins, if visible, slightly prominent beneath.55
55. 003-006

<Leaves>Shape

narrowly elliptic or narrowly obovate56
56. 003-002

<Leaves>Texture

coriaceous57
57. 003-001

<Stems>Diameter

0.2-0.7 cm in diam.58
58. 002-001

<Stems>Internodes

internodes .59
59. 002-004

<Stems>Shape

terete, sometimes angular in upper part60
60. 002-002

<Stems>Texture

smooth61
61. 002-003

Description

Annual herb, 10-100 cm high, woody at base. Stem at base 0.2-0.7 cm in diam., terete, sometimes angular in upper part, smooth, simple or poorly branched; internodes 0.5-6.5(-15.5) cm long. Leaves sessile, coriaceous, narrowly elliptic or narrowly obovate, 1.5-10 x 0.2-1.5 cm, above shiny, below dull, base narrowly cuneate, semi-amplexicaule; primary vein slightly prominent above, prominent beneath, secondary veins, if visible, slightly prominent beneath. Inflorescence terminal or axillary, composed of 2-3 spikes, 4-32 cm long, including peduncle of up to 11.5 cm long; bracts and bracteoles ovate, 2.5-4.5 mm long, acuminate. Flowers horizontal or slightly erect, sessile, loose, decussate; calyx green, coriaceous, 8-10 mm long, calyx lobes triangular-ovate, 4-6 x 1.5-2 mm, apex acuminate; corolla white to pale pink, in throat green, chartaceous, 15-19 mm long, corolla lobes reflexed, narrowly ovate, 7-9 x 2-5 mm, apex acuminate; filaments white, 3 mm long, anthers yellow, 4-5 mm long; ovary ovoid or fusiform, 4-7 x 1.5 mm, style white, 3-4 mm long, stigma lobes pale yellow, cupshaped, 1-2 x 0.5-2 mm. Fruit (narrowly) ovoid, 7-8 x 2-3 mm; seeds 0.5 mm in diam.

Distribution

Guyana present present, Pakaraima Mts present, S Rupununi Savanna present, Southern America: Brazil North (Amazonas present, Roraima present); Colombia (Colombia present); Venezuela (Venezuela present)
Colombia, Venezuela, Guyana (Pakaraima Mts., S Rupununi Savanna), Brazil (Amazonas, Roraima); 37 collections studied, of which 13 from Guyana (GU: 13).

Flowers

Flowers , sessile, loose, decussate;62
62. 005

Fruits

Fruit , ;63
63. 006

Habit

Annual herb, , .64
64. 001

Individuals Association

Guyana, S Rupununi, Parabara Savanna, A.C. Smith 3060 Guyana, Upper Mazaruni R., Imbaimadai savannas, Maguire 32165 Guyana, Pakaraima Mts., Imbaimadai, Hoffman et al. 2845 Guyana, Pakaraima Mts., Imbaimadai, Hoffman et al. 1644

Inflorescences

Inflorescence , composed of spikes, , ;65
65. 004

Leaves

Leaves sessile, , , , ,66
66. 003

Phenology

Flowering and fruiting .

Stems

Stem at base , , , simple or poorly branched;67
67. 002