Photo of Plantae: Bull's Head (species: Tribulus cistoides) (Lizard Island Field Guide)

Photo of Plantae: Bull's Head (species: Tribulus cistoides) (Lizard Island Field Guide)

Photo of Plantae: Bull's Head (species: Tribulus cistoides)

Fruit (at left) and flower of Tribulus cistoides at Lizard Island
© Anne Hoggett

Usage licence: Creative Commons Attribution 3.0 Unported License