Table 3.

Flower mediated synthesis of gold nanoparticles.

S. No	Scientific name	Family	Common name	Characterization	Size (nm)	Shape	Reference
1.	Ixora coccinea	Rubiaceae	Jungle geranium	UV- visible spectra, TEM	5–10	Spherical	[71]
2.	Cassia auriculata	Caesalpiniaceae	Avaram	UV–vis spectrum, EDAX, HRSEM, HRTEM, FTIR	12–41	Spherical	[72]
3.	Tagetes erecta	Asteraceae	Marigold	UV-visible, HRTEM	30 −50	Spherical	[73]
4.	Moringa oleifera	Moringaceae	Moringa	UV–vis, TEM, DLS, SEM and EDX	3–5	Spherical	[74]
5.	Nyctanthes arbortristis	Oleaceae	Night Jasmine	UV–Vis, TEM, XRD, FTIR, XRD	19.8 ± 5.0	Spherical	[75]
6.	Prunus serotina	Rosaceae	Wild black cherry	UV- Vis Spectroscopy, XRD, TEM, SEM, FTIR	10 to 20	Spherical	[76]
7.	Couroupita guianensis	Lecythidaceae	Cannon ball tree	UV–Visible, FR-IR, SEM, TEM	25–45	Spherical	[77]
8.	Bauhinia purpurea	Leguminosae	Butterfly tree	UV- Vis, XRD, FTIR EDX, SEM and TEM.	20 – 50	Cubic	[78]
9.	Plumeria alba Linn	Apocynaceae	Rubra	UV-Visible Spectro photometer, HRTEM,	20–30	Spherical	[79]
10.	Gnidia glauca	Thymelaeaceae	Datpadi	UV-vis spectra, XRD,TEM and HRTEM, EDS, FTIR	5 to 20	Spherical	[49]