Hemigraphis

<<<Flowers>Calyx>Lobes>Hairs

ciliolate1

1. 005-001-002-002

<<<Flowers>Calyx>Lobes>Shape

linear-subulate2

2. 005-001-002-001

<<<Flowers>Corolla>Limbs>Lobe number

5-lobed3

3. 005-002-003-001

<<<Flowers>Ovules>Stigma>Lobe number

2-lobed4

4. 005-004-002-001

<<<Flowers>Stamens>Anthers>Theca number

2-thecous5

5. 005-003-003-001

<<Capsules>Seeds>Hairs

pubescent7

7. 006-003-003

<<Capsules>Seeds>Seed number

6-128

8. 006-003-001

<<Capsules>Seeds>Shape

flat9

9. 006-003-002

<<Flowers>Calyx>Lobe number

5-lobed10

10. 005-001-001

<<Flowers>Calyx>Lobes

lobes , , slightly unequal in length;11

11. 005-001-002

<<Flowers>Corolla>Colour

usually lavender, white or purplish12

12. 005-002-001

<<Flowers>Corolla>Limbs

limb subregular, and subequally , corolla lobes contorted in bud;13

13. 005-002-003

<<Flowers>Corolla>Tube

tube slender, straight or slightly curved, somewhat enlarged above,14

14. 005-002-002

<<Flowers>Ovules>Ovule number per locule

4-6 in each locule15

15. 005-004-001

<<Flowers>Ovules>Posterior lobes

posterior lobe often inconspicuous.16

16. 005-004-003

<<Flowers>Ovules>Stigma

stigma ,17

17. 005-004-002

<<Flowers>Stamens>Anthers

anthers ,18

18. 005-003-003

<<Flowers>Stamens>Filaments

filaments united at base by a membrane,19

19. 005-003-002

<<Flowers>Stamens>Stamen number

420

20. 005-003-001

<<Flowers>Stamens>Staminodes

staminode ;21

21. 005-003-005

<<Flowers>Stamens>Thecae

thecae equal, parallel, muticous at base,22

22. 005-003-004

<Capsules>Retinacula

retinacula present, septae with retinacula remaining attached to inner wall of mature capsule;23

23. 006-002

<Capsules>Seeds

seeds , , .24

24. 006-003

<Capsules>Shape

fusiform, seminiferous from base25

25. 006-001

<Flowers>Calyx

calyx ,26

26. 005-001

<Flowers>Corolla

corolla ,27

27. 005-002

<Flowers>Ovules

ovules ,28

28. 005-004

<Flowers>Stamens

stamens , didynamous, inserted at or below corolla throat,29

29. 005-003

<Habit>Growth form

Erect or ascending, rarely creeping30

30. 001-001

<Inflorescences>Position

terminal or axillary31

31. 004-001

<Leaves>Blade

blades usually crenate or undulate, sometimes entire.32

32. 003-001

<Stems>Hairs

more or less pubescent33

33. 002-001

Capsules

Capsules ,34

34. 006

Description

Erect or ascending, rarely creeping perennial herbs. Stems more or less pubescent. Leaves opposite, petiolate; blades usually crenate or undulate, sometimes entire. Inflorescences terminal or axillary spikes with flowers borne in axils of conspicuous, opposite, imbricate bracts. Flowers sessile; calyx 5-lobed, lobes linear-subulate, ciliolate, slightly unequal in length; corolla usually lavender, white or purplish, tube slender, straight or slightly curved, somewhat enlarged above, limb subregular, and subequally 5-lobed, corolla lobes contorted in bud; stamens 4, didynamous, inserted at or below corolla throat, filaments united at base by a membrane, anthers 2-thecous, thecae equal, parallel, muticous at base, staminode 0; ovules 4-6 in each locule, stigma 2-lobed, posterior lobe often inconspicuous. Capsules fusiform, seminiferous from base, retinacula present, septae with retinacula remaining attached to inner wall of mature capsule; seeds 6-12, flat, pubescent.

Distribution

Indomalaysia present, Old World present, S China present, gardens in Latin America cultivated, tropical Australia present

Old World genus of about 100 species in S China, Indomalaysia and tropical Australia; one species is cultivated in gardens in Latin America and occasionally found as an escape.

Flowers

Flowers sessile;35

35. 005

Habit

perennial herbs.36

36. 001

Inflorescences

Inflorescences spikes with flowers borne in axils of conspicuous, opposite, imbricate bracts.37

37. 004

Leaves

Leaves opposite, petiolate;38

38. 003

Stems

Stems .39

39. 002

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