Polysphaeria parvifolia -... tropical.theferns.info

East African Plants - A... www.eastafricanplants.senck...

Polysphaeria - Wikipedia en.wikipedia.org

Polysphaeria parvifolia... tropical.theferns.info

Polysphaeria parvifolia... www.flickr.com

East African Plants - A... www.eastafricanplants.senck...

Polysphaeria parvifolia -... tropical.theferns.info

Polysphaeria parvifolia... powo.science.kew.org

BOLD Systems: Taxonomy... v3.boldsystems.org

African Plants - A Photo... www.africanplants.senckenbe...

Photographs of flowers of... www.researchgate.net

Polysphaeria parvifolia... rdu.unc.edu.ar

S parvifolia hi-res stock... www.alamy.com

An annotated checklist of... phytokeys.pensoft.net

Polysphaeria Hook.f. |... powo.science.kew.org

BOLD Systems: Taxonomy... v3.boldsystems.org

Polysphaeria parvifolia... powo.science.kew.org

S parvifolia hi-res stock... www.alamy.com

BOLD Systems: Taxonomy... v3.boldsystems.org

Polysphaeria Hook.f. |... powo.science.kew.org