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!Crotalaria L. Search in The Plant ListSearch in IPNISearch in Australian Plant Name IndexSearch in Index Nominum Genericorum (ING)Search in NYBG Virtual HerbariumSearch in JSTOR Plant ScienceSearch in SEINetSearch in African Plants Database at Geneva Botanical Garden Decrease font Increase font Restore font
 

Published In: Species Plantarum 2: 714. 1753. (1 May 1753) (Sp. Pl.) Name publication detailView in BotanicusView in Biodiversity Heritage Library
 

Project Name Data (Last Modified On 6/2/2011)
Acceptance : Accepted
Project Data     (Last Modified On 6/3/2011)
General/Distribution: About 550 species, distributed throughout the tropics and subtropics, but most numerous in Tropical Africa; represented by 11 species in Pakistan.

 

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Herbs or shrubs. Leaf simple or palmately trifoliolate or rarely up to 7-foliolate, generally stipulate. Inflorescence a raceme, terminal or leaf opposed. Bracts and bracteoles small or absent. Calyx teeth linear, lanceolate, subequal, free or the upper 2 fused, forming a lip. Vexillum orbicular, rarely ovate. Wing shorter than the standard. Keel incurved, beaked. Stamens monadelphous, anthers dimorphic. Ovary generally sessile, 2-many ovuled, style incurved, bearded above, stigma small, rarely bilobed. Fruit sessile or stipitate, globose or linear-oblong, turgid or inflated, 2-many seeded, continuous within.
 

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1 Fruit glabrous (6)
+ Fruit pubescent (at least when young) (2)
2 (1) Fruit 2-seeded, c. 4 mm or less long (3)
+ Fruit more than 2-seeded (4)
3 (2) Stem more than 30 cm tall; petiole more than 1 cm long Crotalaria medicaginea var. luxurians
+ Stem less than 30 cm tall; petiole less than 1 cm long Crotalaria medicaginea var. medicaginea
4 (2) Fruit 6 or less seeded (5)
+ Fruit 10-15-seeded Crotalaria juncea
5 (4) Fruit 4-6 mm wide, leaf trifoliolate when present Crotalaria persica
+ Fruit 4 mm or less wide, leaf simple Crotalaria burhia
6 (1) Corolla more than half the length of the calyx (calyx less than 2 cm long) (7)
+ Corolla about half the size of calyx (calyx c. 1.8-2.5 cm long) Crotalaria calycina
7 (6) Flower 1 cm or less long (9)
+ Flower more than 1 cm long (8)
8 (7) Bract linear, subulate, 6 mm or less long Crotalaria retusa
+ Bract ovate, c. 10 mm or more long Crotalaria spectabilis
9 (7) Flower sessile (10)
+ Flower pedicellate (11)
10 (9) Leaf more than 4.5 cm long, fruit c. 1.5 cm long (calyx more hairy)
+ Leaf 3.5 cm or less long, fruit c. 1.0 cm long (calyx less hairy) Crotalaria sessiliflora subsp. hazarensis
11 (9) Inflorescence more than 5-flowered (12)
+ Inflorescence less than 5-flowered Crotalaria albida
12 (11) Fruit more than 1.7 cm long (c. 1.8-3.2 cm long) Crotalaria mysorensis
+ Fruit less than 1.7 cm long (c. 1.2-1.6 cm long) Crotalaria prostrata
 
 
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