PlantNET Home PlantNET Home | Search NSW Flora | Contact Us  
FloraOnline
Introduction
Plant Name Search
Index Search
Spatial Search
Identification Keys
Classification
Glossary
HerbLink (Type Images)
WeedAlert
Other PlantNET Sites
Other Data Sources
NEW SOUTH WALES FLORA ONLINE Printable Page

Genus Osteocarpum Family Chenopodiaceae

Description: More or less glabrous annuals or short-lived perennials.

Leaves alternate, semiterete, succulent.

Flowers solitary, axillary, bisexual. Stamens 5. Styles 2.

Fruiting perianth thickened, with a hollow base; wings usually 2–5, rarely 1, usually vertical. Seed horizontal, embryo annular.


Distribution and occurrence: World: 5 species, endemic Australia. Australia: all mainland States. [Babbagia]

Text by S. W. L. Jacobs
Taxon concept:

Taxa not yet included in identification key
Osteocarpum x scleropterum

 Key to the species 
1Fruiting perianth subglobular, sessile or almost so, without wingsOsteocarpum salsuginosum
Fruiting perianth stipitate on a hollow base or, if sessile, then 5 erect wings2
2Vertical wings absent3
Vertical wings present
                       Back to 1
4
3Base of fruiting perianth swollen, broader than tube; radicular tubercle prominent; interpaline tubercules 1–4Osteocarpum scleropterum
Base of fruitng perianth cylindrical, equal to tube; radicular tubercle prominent; interpaline tubercle 1 or none
                       Back to 2
Osteocarpum acropterum
4Vertical wings 1–35
Vertical wings 5
                       Back to 2
Osteocarpum pentapterum
5Vertical wings 1 or 2, obovate, not extending downward along the tube6
Vertical wings 2 or 3, semicircular
                       Back to 4
Osteocarpum dipterocarpum
6Perianth base broad and swollen, wing solitary; tubercles 1–4Osteocarpum scleropterum
Perianth base cylindrical; wings 2, or if 1 then with a single tubercle
                       Back to 5
Osteocarpum acropterum

  Privacy | Copyright | Disclaimer | About PlantNET | Cite PlantNET