Nautilocalyx cordatus

<<<Calyx>Corolla>Base>Width

0.25-0.5 cm wide1

1. 005-006-004-001

<<<Calyx>Corolla>Limbs>Width

1.5-4.2 cm wide2

2. 005-006-006-001

<<<Calyx>Corolla>Lobes>Dimensions

0.6-1.7 x 0.6-1.7 cm3

3. 005-006-007-003

<<<Calyx>Corolla>Lobes>Growth form

spreading4

4. 005-006-007-001

<<<Calyx>Corolla>Lobes>Shape

rounded5

5. 005-006-007-002

<<<Calyx>Corolla>Margins>Margin type

crenate-serrate6

6. 005-006-008-001

<<<Calyx>Corolla>Throat>Hairs

outside villous, inside glabrous7

7. 005-006-005-002

<<<Calyx>Corolla>Throat>Width

1-1.5 cm wide8

8. 005-006-005-001

<<<Calyx>Corolla>Tube>Length

3.3-5 cm long9

9. 005-006-003-001

<<<Calyx>Ovary>Stigma>Lobe number

2-lobed10

10. 005-008-005-001

<<<Calyx>Ovary>Style>Hairs

glabrous or nearly so11

11. 005-008-004-002

<<<Calyx>Ovary>Style>Length

ca. 3 cm long12

12. 005-008-004-001

<<<Leaves>Blade>Apex>Shape

acute, obtuse or rounded13

13. 003-002-005-001

<<<Leaves>Blade>Base>Hairs

above hirsute, below hirsute, especially on veins14

14. 003-002-006-002

<<<Leaves>Blade>Base>Shape

subcordate or rounded15

15. 003-002-006-001

<<<Leaves>Blade>Larger leaf blade>Dimensions

2-15 x 1.3-8 cm16

16. 003-002-003-001

<<<Leaves>Blade>Margins>Margin type

irregularly crenate-serrate (larger leaves often bicrenate)17

17. 003-002-004-001

<<Calyx>Apex>Hairs

outside and inside hirsute18

18. 005-004-001

<<Calyx>Corolla>Base

base spurred, , middle dorsally slightly ventricose, slightly bent downwards,19

19. 005-006-004

<<Calyx>Corolla>Colour

white outside, inside whitish with lavender lobes20

20. 005-006-001

<<Calyx>Corolla>Length

4.7-7 cm long21

21. 005-006-002

<<Calyx>Corolla>Limbs

limb ,22

22. 005-006-006

<<Calyx>Corolla>Lobes

lobes subequal, , , ,23

23. 005-006-007

<<Calyx>Corolla>Margins

margin ;24

24. 005-006-008

<<Calyx>Corolla>Throat

throat contracted, , ,25

25. 005-006-005

<<Calyx>Corolla>Tube

tube trumpet-shaped, ,26

26. 005-006-003

<<Calyx>Lobes>Dimensions

0.6-1.5 x 0.12-0.5 cm27

27. 005-002-004

<<Calyx>Lobes>Growth form

erect28

28. 005-002-002

<<Calyx>Lobes>Lobe number

429

29. 005-002-001

<<Calyx>Lobes>Shape

lanceolate30

30. 005-002-003

<<Calyx>Margins>Margin type

serrate31

31. 005-003-001

<<Calyx>Ovary>Dimensions

0.3-0.4 x 0.15-0.2 cm32

32. 005-008-002

<<Calyx>Ovary>Hairs

softly hirsute33

33. 005-008-003

<<Calyx>Ovary>Shape

ovoid34

34. 005-008-001

<<Calyx>Ovary>Stigma

stigma obscurely .35

35. 005-008-005

<<Calyx>Ovary>Style

style , ,36

36. 005-008-004

<<Flowers>Pedicels>Hairs

hirsute37

37. 004-002-002

<<Flowers>Pedicels>Length

1-5 cm long38

38. 004-002-001

<<Leaves>Blade>Apex

apex ,39

39. 003-002-005

<<Leaves>Blade>Base

base , .40

40. 003-002-006

<<Leaves>Blade>Larger leaf blade

blade of the larger leaf in a pair41

41. 003-002-003

<<Leaves>Blade>Margins

margin ,42

42. 003-002-004

<<Leaves>Blade>Shape

obliquely oblong-elliptic43

43. 003-002-002

<<Leaves>Blade>Texture

chartaceous when dry44

44. 003-002-001

<<Leaves>Petiole>Hairs

more or less hirsute45

45. 003-001-002

<<Leaves>Petiole>Length

0.7-13 cm long46

46. 003-001-001

<Calyx>Apex

apex acuminate, ,47

47. 005-004

<Calyx>Colour

green or purplish48

48. 005-001

<Calyx>Corolla

corolla oblique in calyx, , ,49

49. 005-006

<Calyx>Dorsal lobes

dorsal one curved around spur, somewhat shorter and narrower;50

50. 005-005

<Calyx>Lobes

lobes free, , subequal, , ,51

51. 005-002

<Calyx>Margins

margin ,52

52. 005-003

<Calyx>Ovary

ovary , , ,53

53. 005-008

<Calyx>Stamens

stamens included, inserted on base of corolla;54

54. 005-007

<Flowers>Flower number per inflorescence

2-655

55. 004-001

<Flowers>Pedicels

pedicel , .56

56. 004-002

<Habit>Height

<10 cm tall57

57. 001-001

<Leaves>Blade

blade , often , variable in shape and size, ,58

58. 003-002

<Leaves>Petiole

petiole , ;59

59. 003-001

<Mature capsules>Colour

light brown60

60. 006-001

<Mature capsules>Dimensions

0.7-0.8 x 0.7-0.8 cm61

61. 006-003

<Mature capsules>Shape

globose62

62. 006-002

<Stems>Growth form

creeping63

63. 002-001

<Stems>Hairs

hirsute at apex, glabrescent below64

64. 002-002

Calyx

Calyx ,65

65. 005

Description

Terrestrial herb, <10 cm tall. Stem sappy, creeping, hirsute at apex, glabrescent below. Leaves subequal to strongly unequal in a pair; petiole 0.7-13 cm long, more or less hirsute; blade chartaceous when dry, often obliquely oblong-elliptic, variable in shape and size, blade of the larger leaf in a pair 2-15 x 1.3-8 cm, margin irregularly crenate-serrate (larger leaves often bicrenate), apex acute, obtuse or rounded, base subcordate or rounded, above hirsute, below hirsute, especially on veins. Flowers 2-6, in epedunculate fascicles; pedicel 1-5 cm long, hirsute. Calyx green or purplish, lobes free, 4erect, subequal, lanceolate, 0.6-1.5 x 0.12-0.5 cm, margin serrate, apex acuminate, outside and inside hirsute, dorsal one curved around spur, somewhat shorter and narrower; corolla oblique in calyx, white outside, inside whitish with lavender lobes, 4.7-7 cm long, tube trumpet-shaped, 3.3-5 cm long, base spurred, 0.25-0.5 cm wide, middle dorsally slightly ventricose, slightly bent downwards, throat contracted, 1-1.5 cm wide, outside villous, inside glabrous, limb 1.5-4.2 cm wide, lobes subequal, spreading, rounded, 0.6-1.7 x 0.6-1.7 cm, margin crenate-serrate; stamens included, inserted on base of corolla; ovary ovoid, 0.3-0.4 x 0.15-0.2 cm, softly hirsute, style ca. 3 cm long, glabrous or nearly so, stigma obscurely 2-lobed. Mature capsule light brown, globose, 0.7-0.8 x 0.7-0.8 cm.

Distribution

Amaprá present, Guyana present, Parrá present, Southern America: Brazil North (Amazonas present, Roraima present); Venezuela (Venezuela present), Suriname present, northern Brazil present

Venezuela, Guyana, Suriname, and northern Brazil (Amaprá, Amazonas, Parrá, Roraima); 55 collections studied (GU: 40; SU: 5).

Flowers

Flowers , in epedunculate fascicles;66

66. 004

Habit

Terrestrial herb, .67

67. 001

Individuals Association

Suriname, Tumuc-Humac, Cr. Grand Koulé-Koulé, Sastre 1469 Guyana, Mt. Ayanganna, Maguire et al. 40586b Guyana, Banks of Parama R., Ro. Schomburgk s.n. Guyana, Kaieteur National Park, Pipoly et al. 9951 Suriname, Tumuc-Humac, Cr. Grand Koulé-Koulé, Sastre 1470

Leaves

Leaves subequal to strongly unequal in a pair;68

68. 003

Mature capsules

Mature capsule , , .69

69. 006

Phenology

Collected in flower , 1 collection recorded in fruit, in .

Stems

Stem sappy, , .70

70. 002

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