Crotalaria alexandri Baker f.

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Crotalaria alexandri

Mutinondo Wilderness Area
Apr 2012
Photo: Lari Merret

Crotalaria alexandri

Mutinondo Wilderness Area
Mar 2013
Photo: Lari Merret

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Synonyms: Crotalaria buchananii Baker f.
Crotalaria randii Baker f.
Common names:
Frequency: Frequent
Status: Native
Description:
Erect annual 5‒40 cm tall, developing ascending branches from near the base, stem slender, densely ± spreading pilose. Leaves 3-foliolate, leaflets 5‒15 x 1‒5 mm, linear-oblanceolate, acute to rounded and apiculate, almost always pilose on both surfaces, petiole 3‒6 mm long; stipules 0. Racemes up to 1(3) cm long, with most of the flowers clustered in many of the axils below; bracts 2‒4 mm long, linear; bracteoles 0. Calyx 2.5‒5 mm long, densely hairy; lobes narrowly triangular, 2‒2.5 times as long as the tube. Standard oblong-obovate, pale yellow, marked red at base inside, reddish veined and densely pubescent outside; wings a little shorter the the keel, keel 4‒5.6 mm long, angular, with a narrow twisted beak. Pod sessile, 4‒5 x 3‒3.5 mm, shortly oblong-ellipsoid, pilose, 7‒12-seeded. Seeds 1‒1.5 mm across.
Type location:
Kenya
Notes: Red data list status: Widespread: Least concern
Derivation of specific name:
Habitat: Disturbed places in open miombo woodland or short grassland.
Altitude range: 500 - 1750 m
Flowering time:Mar - Apr
Worldwide distribution: Burundi, Rwanda, Uganda, southern Ethiopia, Kenya, Tanzania, Malawi, Mozambique, Zambia and Zimbabwe.
Zambian distribution (Flora Zambesiaca): N,W,C,E,S
Zambian distribution (Provinces): Cb,N,C,Lk,S
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Content last updated: Wednesday 23 August 2017
Literature:

Drummond, R.B. (1972). A list of Rhodesian Legumes. Kirkia 8(2) Page 217.

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 46.

Martins, E.S. et al. (2003). Papilionoideae Flora Zambesiaca 3(7) Pages 224 - 225. (Includes a picture).

Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 57.

Polhill, R.M. (1982). Crotalaria in Africa and Madagascar. A.A. Balkema, Rotterdam. Pages 367 - 368. (Includes a picture).

Polhill, R.M. (2003). Flora Zambesiaca 3(7) Pages 224 - 225. (Includes a picture).

Wursten, B., Timberlake, J. & Darbyshire, I. (2017). The Chimanimani Mountains: an updated checklist. Kirkia 19(1) Page 94.

Other sources of information about Crotalaria alexandri:

Our websites:

Flora of Malawi: Crotalaria alexandri
Flora of Mozambique: Crotalaria alexandri
Flora of Zimbabwe: Crotalaria alexandri

External websites:

African Plants: A Photo Guide (Senckenberg): Crotalaria alexandri
African Plant Database: Crotalaria alexandri
Biodiversity Explorer (Biodiversity of southern Africa): Crotalaria alexandri
BHL (Biodiversity Heritage Library): Crotalaria alexandri
EOL (Encyclopedia of Life): Crotalaria alexandri
ePIC (electronic Plant Information Center): Crotalaria alexandri
Flora Zambesiaca web site: Crotalaria alexandri
GBIF (Global Biodiversity Information Facility): Crotalaria alexandri
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network): Crotalaria alexandri
IPNI (International Plant Names Index): Crotalaria alexandri
Ispot Southern Africa: Crotalaria alexandri
JSTOR Plant Science: Crotalaria alexandri
Kew Herbarium catalogue: Crotalaria alexandri
Mansfeld World Database of Agricultural and Horticultural Crops: Crotalaria alexandri
The Plant List (version 1.1): Crotalaria alexandri
Tropicos: Crotalaria alexandri


Copyright: Mike Bingham, Annette Willemen, Bart Wursten, Petra Ballings and Mark Hyde, 2011-19

Bingham, M.G., Willemen, A., Wursten, B.T., Ballings, P. and Hyde, M.A. (2019). Flora of Zambia: Species information: Crotalaria alexandri.
https://www.zambiaflora.com/speciesdata/species.php?species_id=127550, retrieved 17 July 2019

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