|Etymology||Genus||Greek for water lily or promegranate, but now used for this unrelated genus|
|Species||Having sharp angles; perhaps referring to the awns of the carpels|
|Common Names||Spiny-head Sida|
Sida acuta is a shrub easily identified with its serrated leaves and yellow flowers. It is very similar in appearance to Sida rhombifolia, with the exception of its shorter flower stalk (< 1cm) and the seed (more accurately a mericap) having 2 pointed beaks instead of 1 or none (Holm et al., 1977).
A small outgrowth of the Spiny-head Sida.
Flower buds. Note short flower stalk.
Serrated leaf. Note that they are variable in shape.
Seeds with 2 pointed beaks.