Plethyrsis glauca Raf.
Richardia cubensis A.Rich.
Richardia pilosa Ruiz & Pav.
Richardia procumbens SessÃ© & Moc.
Richardsonia cubensis A.Rich.
Richardsonia pilosa (Ruiz & Pav.) Kunth
Richardsonia scabra (L.) A.St.-Hil.
Spermacoce hirsute Willd. ex Roem. & Schult.
Spermacoce involucrata Pursh
Common Name: Mexican Clover
Photograph by: Eleanor
Mexican clover is a loosely branched annual plant that can grow up to 80cm tall but is more commonly prostrate[
The root is sometimes gathered from the wild for medicinal use, where it is said to have similar properties to the widely used Ipecac (Cephaelis ipecacuanha). The plant is cultivated in southern N. America as a forage plant, green manure and soil cover[
S. America - Paraguay, Brazil, Bolivia and Peru, north through the Caribbean and through Central America to southern N. America.
Sandy soils, especially in cultivated fields[
]. Sandy savannahs and grasslands, on roadsides, turf and in cultivated fields and waste areas.
|Other Uses Rating||
|Cultivation Status||Cultivated, Wild
Prefers a sunny position. Grows well in dry, sandy soils[
The plant has spread widely from its native range and has been declared an invasive weed in some areas[
The root has been used as a substitute for Ipecac[
]. Known as 'undulated', 'amylaceous', or 'white' Ipecac, it does not contain more than 6 per cent, of the active ingredient[
The roots of ipecac contain a number of medically active constituents including isoquinoline alkaloids, tannins and glycosides[
]. They have a violently irritant action, stimulating the gastric and bronchial systems, lowering fevers and preventing cyst formation in amoebic dysentery[
The plant is grown as a green manure and to provide soil cover[
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