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Senna hirsuta
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Photo: Bart Wursten
Zona Tea Estates, near Mt Selinda
Photo: Bart Wursten
Zona Tea Estates, near Mt Selinda
Photo: Bart Wursten
Zona Tea Estates, near Mt Selinda
Photo: Bart Wursten
Zona Tea Estates, near Mt Selinda
Photo: Bart Wursten
Zona Tea Estates, near Mt Selinda
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Species details: Click on each item to see an explanation of that item (Note: opens a new window)
| Synonyms: |
Cassia hirsuta L. |
| Common names: | Woolly senna (English) |
| Frequency: | Local |
| Status: | Introduced |
| Description: |
Herbaceous shrub, up to c. 2 m tall, sometimes softly woody near the base. Stems ridged, densely hairy. Leaves paripinnate with 4-5 pairs of leaflets; leaflets 2.8-10.5 cm long, terminal par usually largest, elliptic to ovate, pointed at the apex, hairy on both surfaces; petiole 3-6.6 cm long densely hairy, with a single large cone-shaped gland near the base of the petiole. Stipules linear, 6-7 mm long, frilled with long hairs. Inflorescences axillary c. 3 cm long. Flowers orange-yellow with darker brown veins when older. Pods 6-13 cm long, straight or slightly curved, covered in long whitish hairs. |
| Notes: | Apparently still local in Zimbabwe but possibly under recorded |
| Derivation of specific name: | hirsuta: covered with long, moderately stiff and not interwoven hairs; hirsute |
| Habitat: | A weed of cultivation in areas of higher rainfall. |
| Altitude range: (metres) | 850 m (approx) |
| Flowering time: | Apr - Jun |
| Worldwide distribution: | Native to South America and the West Indies. A widespread weed in tropical Africa and Asia. |
| Zimbabwe distribution: | E |
| Growth form: | |
| Endemic status: | |
| Red data list status: | |
| Insects (whose larvae eat this species): | |
| Spot characters: | Display spot characters for this species |
| Content last updated: | Sunday 8 July 2012 |
| Literature: |
Bromilow, C. (1995). Problem Plants of South Africa. Briza Publications, Arcadia. Page 179. (Includes a picture). Brummitt, R.K., Chikuni, A.C., Lock, J.M. and Polhill, R.M. (2007). Leguminosae Subfamily Caesalpinioideae FZ 3(2) Pages 153 - 155. Henderson, L. (2001). Alien weeds and invasive plants Plant Protection Research Institute Handbook No. 12. Plant Protection Research Institute, Agricultural Research Council, S Africa. Page 209. (Includes a picture). Mapaura, A & Timberlake, J. (eds) (2004). A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. 33 Sabonet, Pretoria and Harare Page 44. |
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comments powered by DisqusOther sources of information about Senna hirsuta:
Biodiversity Explorer (Biodiversity of southern Africa): Senna hirsuta
EOL (Encyclopedia of Life): Senna hirsuta
ePIC (electronic Plant Information Center): Senna hirsuta
Flora Zambesiaca web site: Senna hirsuta
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network) taxonomy for plants report for Senna hirsuta
IPNI (International Plant Names Index): Senna hirsuta
JSTOR Plant Science: Senna hirsuta
Kew Herbarium catalogue: Senna hirsuta
Tropicos: Senna hirsuta
West African Plants database: Senna hirsuta
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