Chorisepalum sipapoanum

Primary tabs

Chorisepalum sipapoanum

Content

<<<Flowers>Calyx>Apex>Shape

acuminate1
1. 005-002-004-001

<<<Flowers>Calyx>Lobes>Dimensions

32-40 x ca. 12 mm2
2. 005-002-002-002

<<<Flowers>Calyx>Lobes>Shape

narrowly triangular-ovate3
3. 005-002-002-001

<<<Flowers>Calyx>Outer lobes>Shape

winged4
4. 005-002-005-001

<<<Flowers>Corolla>Lobes>Dimensions

ca. 20 x 14-16 mm5
5. 005-003-005-002

<<<Flowers>Corolla>Lobes>Shape

ovate6
6. 005-003-005-001

<<<Flowers>Pistil>Ovary>Dimensions

ca. 10 x 2-3 mm7
7. 005-006-002-001

<<<Flowers>Pistil>Stigma lobes>Dimensions

ca. 4 x 1 mm8
8. 005-006-004-002

<<<Flowers>Pistil>Stigma lobes>Shape

elliptic9
9. 005-006-004-001

<<<Flowers>Pistil>Style>Length

ca. 28 mm long10
10. 005-006-003-001

<<<Flowers>Stamens>Anthers>Colour

yellow11
11. 005-004-002-001

<<<Flowers>Stamens>Anthers>Length

ca. 8 mm long12
12. 005-004-002-003

<<<Flowers>Stamens>Anthers>Shape

linear, sagittate13
13. 005-004-002-002

<<<Flowers>Stamens>Filaments>Length

ca. 32 mm long14
14. 005-004-001-001

<<<Leaves>Blade>Apex>Shape

acute to acuminate with obtuse tip15
15. 003-002-005-001

<<<Leaves>Blade>Base>Shape

rounded to narrowly cuneate16
16. 003-002-006-001

<<Branches>Internodes>Length

1.5-6.1 cm long17
17. 002-003-001

<<Flowers>Calyx>Apex

apex ,18
18. 005-002-004

<<Flowers>Calyx>Colour

green19
19. 005-002-001

<<Flowers>Calyx>Lobes

lobes , ,20
20. 005-002-002

<<Flowers>Calyx>Margins

margin somewhat hyaline,21
21. 005-002-003

<<Flowers>Calyx>Outer lobes

outer lobes ;22
22. 005-002-005

<<Flowers>Corolla>Apex

apex aristate;23
23. 005-003-006

<<Flowers>Corolla>Colour

green24
24. 005-003-001

<<Flowers>Corolla>Length

45-58 mm long25
25. 005-003-003

<<Flowers>Corolla>Lobes

lobes , ,26
26. 005-003-005

<<Flowers>Corolla>Shape

funnel-shaped27
27. 005-003-002

<<Flowers>Corolla>Width

ca. 15 mm wide at mouth28
28. 005-003-004

<<Flowers>Pistil>Length

ca. 38 mm long29
29. 005-006-001

<<Flowers>Pistil>Ovary

ovary ,30
30. 005-006-002

<<Flowers>Pistil>Stigma lobes

stigma lobe , .31
31. 005-006-004

<<Flowers>Pistil>Style

style ,32
32. 005-006-003

<<Flowers>Stamens>Anthers

anthers , , , slightly bent;33
33. 005-004-002

<<Flowers>Stamens>Filaments

filaments , straight,34
34. 005-004-001

<<Fruits>Seeds>Colour

light brown35
35. 006-005-001

<<Fruits>Seeds>Diameter

ca. 1 mm in diam.36
36. 006-005-002

<<Inflorescences>Bracts>Dimensions

2-3 x 3-4 mm37
37. 004-002-002

<<Inflorescences>Bracts>Shape

ovate38
38. 004-002-001

<<Inflorescences>Flower number per inflorescence>Flower number

1(-3)-flowered39
39. 004-001-001

<<Inflorescences>Pedicels>Length

15-25 mm long40
40. 004-003-001

<<Inflorescences>Pedicels>Shape

quadrangular41
41. 004-003-002

<<Leaves>Blade>Apex

apex ,42
42. 003-002-005

<<Leaves>Blade>Base

base .43
43. 003-002-006

<<Leaves>Blade>Dimensions

4-7(-11) x 1-3.5(-5.5) cm44
44. 003-002-003

<<Leaves>Blade>Margins

margin not thickened, revolute,45
45. 003-002-004

<<Leaves>Blade>Shape

narrowly elliptic, lanceolate to ovate46
46. 003-002-002

<<Leaves>Blade>Texture

coriaceous, somewhat shining and smooth above47
47. 003-002-001

<<Leaves>Petiole>Length

0.5-1 cm long48
48. 003-001-001

<Branches>Diameter

0.8 cm in diam.49
49. 002-001

<Branches>Internodes

internodes .50
50. 002-003

<Branches>Shape

quadrangular to terete, not winged51
51. 002-002

<Flowers>Calyx

calyx ,52
52. 005-002

<Flowers>Corolla

corolla , , , ,53
53. 005-003

<Flowers>Growth form

erect54
54. 005-001

<Flowers>Pistil

pistil ,55
55. 005-006

<Flowers>Pollen

pollen exine not seen;56
56. 005-005

<Flowers>Stamens

stamens reaching corolla mouth but not exserted,57
57. 005-004

<Fruits>Colour

brown58
58. 006-002

<Fruits>Dimensions

15-21 x 8-12 mm59
59. 006-004

<Fruits>Growth form

erect to horizontal60
60. 006-001

<Fruits>Seeds

seeds ,61
61. 006-005

<Fruits>Shape

ellipsoid62
62. 006-003

<Habit>Height

up to 5 m high63
63. 001-001

<Inflorescences>Bracts

bracts scale-like, , ;64
64. 004-002

<Inflorescences>Pedicels

pedicel , .65
65. 004-003

<Leaves>Blade

blade with inconspicuous venation, , ,66
66. 003-002

<Leaves>Petiole

petiole ;67
67. 003-001

Branches

Branches , ;68
68. 002

Description

Shrub or small tree, up to 5 m high, branched. Branches 0.8 cm in diam., quadrangular to terete, not winged; internodes 1.5-6.1 cm long. Leaves petiolate, evenly distributed; petiole 0.5-1 cm long; blade coriaceous, somewhat shining and smooth above with inconspicuous venation, narrowly elliptic, lanceolate to ovate, 4-7(-11) x 1-3.5(-5.5) cm, margin not thickened, revolute, apex acute to acuminate with obtuse tip, base rounded to narrowly cuneate. Inflorescence 1(-3)-flowered; bracts scale-like, ovate, 2-3 x 3-4 mm; pedicel 15-25 mm long, quadrangular. Flowers erect; calyx green, lobes narrowly triangular-ovate, 32-40 x ca. 12 mm, margin somewhat hyaline, apex acuminate, outer lobes winged; corolla green, funnel-shaped, 45-58 mm long, ca. 15 mm wide at mouth, lobes ovate, ca. 20 x 14-16 mm, apex aristate; stamens reaching corolla mouth but not exserted, filaments ca. 32 mm long, straight, anthers yellow, linear, sagittate, ca. 8 mm long, slightly bent; pollen exine not seen; pistil ca. 38 mm long, ovary ca. 10 x 2-3 mm, style ca. 28 mm long, stigma lobe elliptic, ca. 4 x 1 mm. Fruit erect to horizontal, brown, ellipsoid, 15-21 x 8-12 mm; seeds light brown, ca. 1 mm in diam.

Distribution

Cerro Sipapo in Amazonas present, Southern America: Venezuela (Venezuela present), Suriname present, Tafelberg present
Venezuela (Cerro Sipapo in Amazonas) and Suriname (Tafelberg); 9 collections studied, of which 1 from the Tafelberg in Suriname, Maguire 24345 (L, NY) (SU: 1).

Flowers

Flowers ;69
69. 005

Fruits

Fruit , , , ;70
70. 006

Habit

Shrub or small tree, , branched.71
71. 001

Inflorescences

Inflorescence ;72
72. 004

Leaves

Leaves petiolate, evenly distributed;73
73. 003

Phenology

Fruits , flowers and fruits reported .