Achyranthes

Primary tabs

Achyranthes

<<<Flowers>Stamens>Pseudostaminodes>Pseudostaminode number

51
1. 004-002-002-001

<<<Fruits>Seeds>Testa>Colour

pale brown2
2. 005-001-003-002

<<<Fruits>Seeds>Testa>Texture

thin, membranous3
3. 005-001-003-001

<<Flowers>Stamens>Anthers

anthers dorsifixed;4
4. 004-002-004

<<Flowers>Stamens>Filaments and pseudostaminodes

filaments and pseudostaminodia joined below in a cup,5
5. 004-002-003

<<Flowers>Stamens>Pseudostaminodes

separated by fimbriate pseudostaminodia6
6. 004-002-002

<<Flowers>Stamens>Stamen number

57
7. 004-002-001

<<Flowers>Style>Shape

filiform8
8. 004-003-001

<<Flowers>Style>Stigma

stigma glandular.9
9. 004-003-002

<<Flowers>Tepals>Tepal number

510
10. 004-001-001

<<Flowers>Tepals>Texture

stiff11
11. 004-001-002

<<Fruits>Seeds>Embryo

embryo closely encircling solid perisperm.12
12. 005-001-004

<<Fruits>Seeds>Seed number

113
13. 005-001-001

<<Fruits>Seeds>Shape

more or less cylindrical14
14. 005-001-002

<<Fruits>Seeds>Testa

testa , ,15
15. 005-001-003

<Flowers>Stamens

stamens , ,16
16. 004-002

<Flowers>Style

style ,17
17. 004-003

<Flowers>Tepals

tepals , , persistent;18
18. 004-001

<Fruits>Seeds

seed , ,19
19. 005-001

<Inflorescences>Bracteoles

bracteoles located on outer side of reflexed flower, becoming indurated with spinose apex.20
20. 003-003

<Inflorescences>Bracts

bract persistent;21
21. 003-002

<Inflorescences>Position

terminal22
22. 003-001

Description

Annual herbs, sometimes fruticose. Leaves opposite, petiolate. Inflorescence of terminal spikes; bract persistent; bracteoles located on outer side of reflexed flower, becoming indurated with spinose apex. Flowers sessile, becoming reflexed early in development; tepals 5, stiff, persistent; stamens 5, separated by 5 fimbriate pseudostaminodia, filaments and pseudostaminodia joined below in a cup, anthers dorsifixed; style filiform, stigma glandular. Fruit an indehiscent, thin-walled utricle, remaining inside persistent tepals and bracteoles; seed 1, more or less cylindrical, testa thin, membranous, pale brown, embryo closely encircling solid perisperm.

Distribution

Africa present, Guianas present, tropics and subtropics of the New and Old Worlds present
Species 6, in the tropics and subtropics of the New and Old Worlds, with a center of diversity in Africa; 1 species in the Guianas.

Flowers

Flowers sessile, becoming reflexed early in development;23
23. 004

Fruits

Fruit an indehiscent, thin-walled utricle, remaining inside persistent tepals and bracteoles;24
24. 005

Habit

Annual herbs, sometimes fruticose.25
25. 001

Inflorescences

Inflorescence of spikes;26
26. 003

Leaves

Leaves opposite, petiolate.27
27. 002