Iresine

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Iresine

<<<Flowers>Ovules>Stigma>Stigma number

2(-3)1
1. 004-003-002-001

<<<Flowers>Stamens>Anthers>Locule number

2-locular2
2. 004-002-003-001

<<Flowers>Ovules>Ovule number

13
3. 004-003-001

<<Flowers>Ovules>Stigma

stigmas , subsessile.4
4. 004-003-002

<<Flowers>Stamens>Anthers

anthers ,5
5. 004-002-003

<<Flowers>Stamens>Filaments

filaments united below to form a cup,6
6. 004-002-002

<<Flowers>Stamens>Pseudostaminodes

pseudostaminodia present or not;7
7. 004-002-004

<<Flowers>Stamens>Stamen number

58
8. 004-002-001

<<Flowers>Tepals>Hairs

in female flowers with a tuft of short and straight, or long and tangled, hairs from base, in male flowers not hairy at base9
9. 004-001-002

<<Flowers>Tepals>Tepal number

510
10. 004-001-001

<<Habit>Nodes>Hairs

encircled by a line of longer hairs11
11. 001-001-002

<<Habit>Nodes>Shape

tending to be flattened12
12. 001-001-001

<Flowers>Ovules

ovule ,13
13. 004-003

<Flowers>Stamens

stamens ,14
14. 004-002

<Flowers>Tepals

tepals , ;15
15. 004-001

<Habit>Nodes

nodes , .16
16. 001-001

<Inflorescences>Bracts and bracteoles

bracts and bracteoles present, persistent.17
17. 003-002

<Inflorescences>Position

axillary and terminal18
18. 003-001

<Leaves>Hairs

often more or less pubescent19
19. 002-001

Description

Erect or scrambling herbs to subshrubs; nodes tending to be flattened, encircled by a line of longer hairs. Leaves opposite, petiolate, often more or less pubescent. Inflorescence of axillary and terminal panicles of spikes; bracts and bracteoles present, persistent. Flowers minute, sessile, bisexual, or unisexual and dioecious; tepals 5, in female flowers with a tuft of short and straight, or long and tangled, hairs from base, in male flowers not hairy at base; stamens 5, filaments united below to form a cup, anthers 2-locular, pseudostaminodia present or not; ovule 1, stigmas 2(-3), subsessile.

Distribution

Australasia, Guyana present, New World tropics
Approximately 80 species, indigenous to Australia and the New World tropics; 1 species in Guyana.

Flowers

Flowers minute, sessile, bisexual, or unisexual and dioecious;20
20. 004

Habit

Erect or scrambling herbs to subshrubs;21
21. 001

Inflorescences

Inflorescence of panicles of spikes;22
22. 003

Leaves

Leaves opposite, petiolate, .23
23. 002