Tachia schomburgkiana

Primary tabs

Tachia schomburgkiana

Content

<<<Flowers>Calyx>Apex>Shape

long-acuminate1
1. 004-002-005-001

<<<Flowers>Calyx>Lobes>Dimensions

12-20 x 3-4 mm2
2. 004-002-003-002

<<<Flowers>Calyx>Lobes>Shape

ovate3
3. 004-002-003-001

<<<Flowers>Calyx>Margins>Texture

membranaceous4
4. 004-002-004-001

<<<Flowers>Corolla>Apex>Colour

often dark green5
5. 004-003-006-002

<<<Flowers>Corolla>Apex>Shape

acuminate6
6. 004-003-006-001

<<<Flowers>Corolla>Lobes>Dimensions

9-13 x 4-6 mm7
7. 004-003-005-002

<<<Flowers>Corolla>Lobes>Shape

ovate8
8. 004-003-005-001

<<<Flowers>Pistil>Ovary>Length

8-15 mm long9
9. 004-006-002-001

<<<Flowers>Pistil>Stigma lobes>Dimensions

2-3 x 1-2 mm10
10. 004-006-004-002

<<<Flowers>Pistil>Stigma lobes>Shape

elliptic11
11. 004-006-004-001

<<<Flowers>Pistil>Style>Length

40-53 mm long12
12. 004-006-003-001

<<<Flowers>Stamens>Anthers>Colour

yellow13
13. 004-004-002-001

<<<Flowers>Stamens>Anthers>Length

3-4 mm long14
14. 004-004-002-003

<<<Flowers>Stamens>Anthers>Shape

elliptic15
15. 004-004-002-002

<<<Flowers>Stamens>Filaments>Length

40-50 mm long16
16. 004-004-001-001

<<<Leaves>Blade>Apex>Shape

strongly acuminate17
17. 003-002-005-001

<<<Leaves>Blade>Base>Shape

attenuate18
18. 003-002-006-001

<<<Leaves>Blade>Margins>Shape

flat19
19. 003-002-004-001

<<Branches>Internodes>Length

5-10 cm long20
20. 002-003-001

<<Flowers>Calyx>Apex

apex ;21
21. 004-002-005

<<Flowers>Calyx>Colour

yellow to yellowish green22
22. 004-002-001

<<Flowers>Calyx>Dimensions

26-40 x 7-11 mm23
23. 004-002-002

<<Flowers>Calyx>Lobes

lobes , ,24
24. 004-002-003

<<Flowers>Calyx>Margins

margin ,25
25. 004-002-004

<<Flowers>Corolla>Apex

apex , ;26
26. 004-003-006

<<Flowers>Corolla>Colour

yellow to yellowish green27
27. 004-003-001

<<Flowers>Corolla>Length

65-74 mm long28
28. 004-003-003

<<Flowers>Corolla>Lobes

lobes , ,29
29. 004-003-005

<<Flowers>Corolla>Shape

tubular to funnel-shaped30
30. 004-003-002

<<Flowers>Corolla>Width

7-12 mm wide at mouth31
31. 004-003-004

<<Flowers>Pistil>Length

48-65 mm long32
32. 004-006-001

<<Flowers>Pistil>Ovary

ovary ,33
33. 004-006-002

<<Flowers>Pistil>Stigma lobes

stigma lobe , .34
34. 004-006-004

<<Flowers>Pistil>Style

style ,35
35. 004-006-003

<<Flowers>Stamens>Anthers

anthers , , , slightly bent after anthesis;36
36. 004-004-002

<<Flowers>Stamens>Filaments

filaments , straight,37
37. 004-004-001

<<Leaves>Blade>Apex

apex ,38
38. 003-002-005

<<Leaves>Blade>Base

base .39
39. 003-002-006

<<Leaves>Blade>Dimensions

6.5-19 x 3-8.5 cm40
40. 003-002-003

<<Leaves>Blade>Margins

margin ,41
41. 003-002-004

<<Leaves>Blade>Shape

narrowly ovate to ovate-elliptic42
42. 003-002-002

<<Leaves>Blade>Texture

chartaceous43
43. 003-002-001

<<Leaves>Petiole>Length

0.6-1.5 cm long44
44. 003-001-001

<Branches>Diameter

0.3-0.5 cm in diam.45
45. 002-001

<Branches>Internodes

internodes .46
46. 002-003

<Branches>Shape

terete, not winged47
47. 002-002

<Flowers>Calyx

calyx , ,48
48. 004-002

<Flowers>Corolla

corolla , , , ,49
49. 004-003

<Flowers>Growth form

erect50
50. 004-001

<Flowers>Pistil

pistil ,51
51. 004-006

<Flowers>Pollen

pollen exine reticulate;52
52. 004-005

<Flowers>Stamens

stamens exserted from corolla mouth,53
53. 004-004

<Fruits>Colour

green when immature, brown when dry54
54. 005-002

<Fruits>Dimensions

22-25 x 5-6 mm55
55. 005-004

<Fruits>Growth form

erect56
56. 005-001

<Fruits>Seeds

seeds not seen.57
57. 005-005

<Fruits>Shape

ellipsoid58
58. 005-003

<Habit>Height

up to 4 m high59
59. 001-001

<Leaves>Blade

blade , , ,60
60. 003-002

<Leaves>Petiole

petiole ;61
61. 003-001

Branches

Branches , ;62
62. 002

Common Name

English (Guyana): kunuk-wai, schomburgk’s tachia

Description

Shrub or small tree, up to 4 m high, sparsely branched. Branches 0.3-0.5 cm in diam., terete, not winged; internodes 5-10 cm long. Leaves petiolate, arranged along stem; petiole 0.6-1.5 cm long; blade chartaceous, narrowly ovate to ovate-elliptic, 6.5-19 x 3-8.5 cm, margin flat, apex strongly acuminate, base attenuate. Flowers solitary, erect; calyx yellow to yellowish green, 26-40 x 7-11 mm, lobes ovate, 12-20 x 3-4 mm, margin membranaceous, apex long-acuminate; corolla yellow to yellowish green, tubular to funnel-shaped, 65-74 mm long, 7-12 mm wide at mouth, lobes ovate, 9-13 x 4-6 mm, apex acuminate, often dark green; stamens exserted from corolla mouth, filaments 40-50 mm long, straight, anthers yellow, elliptic, 3-4 mm long, slightly bent after anthesis; pollen exine reticulate; pistil 48-65 mm long, ovary 8-15 mm long, style 40-53 mm long, stigma lobe elliptic, 2-3 x 1-2 mm. Fruit erect, green when immature, brown when dry, ellipsoid, 22-25 x 5-6 mm; seeds not seen.

Distribution

E Venezuela present, Guyana present present, Pakaraima Mts present
E Venezuela, Guyana (Pakaraima Mts.); 37 collections studied, of which 31 from Guyana (GU: 31).

Flowers

Flowers solitary, ;63
63. 004

Fruits

Fruit , , , ;64
64. 005

Habit

Shrub or small tree, , sparsely branched.65
65. 001

Individuals Association

Guyana, Upper Mazaruni, Tillett & Tillett 45447 Guyana, Cuyuni-Mazaruni, Pipoly et al. 10541

Leaves

Leaves petiolate, arranged along stem;66
66. 003

Phenology

Flowering specimens collected in , fruiting specimens in .