Table 1.

Leaf mediated synthesis of gold nanoparticles.

S. No	Scientific name	Family	Common name	Characterization	Size (nm)	Shape	Reference
1.	Bacopa monnieri (BLE)	Scrophulariaceae	Valaarai	UV–vis spectro- photometer, TEM, FTIR, TGA, XRD	3–45	Spherical	[16]
2.	Terminalia catappa	Combretaceae	Country-almond	UV-Vis spectroscopy, XRD, FTIR,TEM	10–35	Spherical	[10]
3.	Dracocephalum kotschyi	Lamiaceae	–	TEM-SEAD, SEM-EDAX, XRD, Zeta potential, DLS, and FT-IR	11	Spherical	[20]
4.	Olea europaea	Oleaceae	Sweet oil	UV–Vis spec, photoluminescence, TEM, XRD, FTIR	50 to 100	Triangular, hexagonal and spherical	[17]
5.	Mangifera indica	Anacardiaceae	Mango	UV–vis, TEM, XRD.	∼ 20	Spherical	[21]
6.	Cacumen Platycladi	Cupressaceae	Biota	AGE, TEM, DGC	2–70	Spherical and triangular	[22]
7.	Abutilon indicum	Malvaceae	Thuthi	UV-visible Spectroscopy, TEM, GC-MS and FTIR, ZETA	1–20	Spherical	[23]
8.	Butea monosperma	Fabaceae	Parasu	UV visible spectroscopy, XRD, TEM, DLS, FTIR	20–80	Large spherical	[24]
9.	Suaeda monoica	Amaranthaceae	Seepweeds	SEM, EDAX, TEM, XRD, FT-IR, DLS	14.5	Spherical and rarely triangular	[25]
10.	Ipomoea carnea	Convolvulaceae	Pink morning glory	UV–Vis spectra, SEM, TEM, EDAX, XRD, FT-IR,	25–100	Triangular, hexagonal, pentagonal, rod and truncated	[27]
11.	Geranium sp.,	Geraniaceae	Cranesbills	UV–Visible, TEM, STEM, HAADF, EDS, FTIR	12 ± 3	–	[28]
12.	Phoenix dactylifera	Arecaceae	Date palm	UV–vis spectra, TEM FTIR	32 and 45	Spherical	[29]
13.	Sesbania grandiflora	Fabaceae	Agati	SPR, TEM, AFM, SEM, EDX. FTIR	34.11	Spherical	[30]
14.	Salix alba	Salicaceae	Willow	UV–Vis spectrophotometer, AFM, SEM, FTIR	50–80	Non-spherical	[31]
15.	Magnolia kobus and Diopyros kaki	Magnoliaceaeand Ebenaceae	Kobus Magnolia and Ebony	ICP, EDS, SEM, TEM, AFM, XPS, FTIR	5–300	Spherical structures	[32]
16.	Cacumen Platycladi	Cupressaceae	Chinese arborvitae	UV–Vis spectroscopy, TEM, EDX, SAED, FTIR,	2.2 to 42.8	Spherical	[15]
17.	Cinnamomum zeylanicum	Cinnamomum verum	Cinnamon	UV–vis, TEM, XRD, FTIR,	25	Spherical	[33]
18.	Coriander	Apiaceae	Coriander	UV-vis, XRD,EDAX, FTIR, TEM.	6.75 to 57.91	Spherical,Triangle, truncated triangles and decahedral	[34]
19.	Nerium oleander	Apocynaceae	Oleander	HRTEM, SEM, XRD, FT-IR	2–10	Spherical	[35]
20.	Euphorbia hirta	Euphorbiaceae	Pill-bearing spurge	TEM, XRD, EDAX, AFM	50	Spherical	[36]
21.	Terminalia arjuna	Combretaceae	Arjuna	UV–visible, FTIR, XRD, TEM, AFM	20 to 50	Cubic, Spherical	[37]
22.	Hibiscus sabdariffa	Malvaceae	Hibiscus	UV–vis spectroscopy, XRD, FTIR, and XPS, TEM	10–60	Spherical	[38]
23.	Mimosa pudica	Fabaceae	Sensitive plant	UV–vis, FT-IR, XRD, HR-TEM,	12.5	Spherical	[39]
24.	Argemone mexicana	Papaveraceae	Mexican poppy	UV- Vis, XRD and SEM.	22–26	Spherical	[40]
25.	Ocimum sanctum	Lamiaceae	Vernacular	UV−vis-NIR, TEM, GC−MS, HRTEM and SAED	10–300	Disk,coral shape	[41]
26.	Azadirachta indica L	Meliaceae	Neem	TEM, DLS, SEM, FTIR, XRD, UV-vis near-infrared spectra	15–18	Isomorphic spherical	[42]
27.	Silybum marianum	Asteraceae	Milk thistle	–	–	–	[43]
28.	Ficus benghalensis	Moraceae	Banyan	UV-Spec, FTIR, TEM, XRD, SPR,	2 nm to 100	Spherical	[44]
29.	Diospyros ferrea	Ebenaceae	Diospyros	UV-VIS spectroscopy, FT-IR, SEM	70 – 90	–	[45]
30.	Bauhinia tomentosa	Fabaceae	Yellow bauhinia	UV-Visible Spectrophotometer, FTIR, FESEM, EDAX, HR-TEM, XRD	31.32	Crystalline	[46]
31.	Bougainvillea glabra	Nyctaginaceae	Paper flower	UV-visible spectral, FTIR,	–	–	[47]
32.	Costus igneus	Costaceae	Spiral flag	UV-Vis Spectroscopy, SEM	54–62	Spherical	[48]
33.	Aloe perfoliata L	Asphodelaceae	Barbados aloe	UV-vis-NIR spectroscopy, TEM, and FTIR, AFM, EDAX	50–350	Spherical	[49]
34.	Magnolia kobus	Magnoliaceae	Kobus magnolia	UV-visible absorption, EIS, Cyclic voltammograms, SEM	100 to 300	Plate and spherical	[50]
35.	Hibiscus rosa-sinensis	Malvaceae	China rose	UV–vis spectroscopy, TEM, FTIR	16–30	Spherical	[51]
36.	Nepenthes khasiana	Nepenthaceae	Ksete-phare	TEM, SEM, FT-IR, UV-VIS and XRD	50 nm to 80	Triangular and spherical	[52]
37.	Hygrophila spinose	Acanthaceae	Lasia spinosa	XRD, SEM-EDAX, DLS, FT-IR and UV-spectroscopy	50 nm to 80	Triangular and spherical shape
38.	Amaranthus spinosus	Amaranthaceae	Spiny pigweed	UV-Vis, TEM, XRD, FT-IR, EDX,	10.74	Spherical, few triangular	[53]
39.	Vitis vinifera	Vitaceae	Grape	UV–visible spectra, TEM, XRD, FTIR	10–17	Spherical	[54]
40.	Azadirachta indica, Eucalyptus camaldulensis	Meliaceae,Geraniaceae	Neem, murray red gum,	EDS spectra, UV/Vis spectrum, TEM	1.25 – 17.5 and 2.5 – 27.5 with an average size of 5.5 and 7.5	–	[55]
41.	Mentha piperita, Melissa officinalis, Salvia officinalis	Lamiaceae	Peppermint, lemon balm, garden sage	UV–Vis absorption, DLS, SEM, TEM	–	–	[56]
42.	Cicer arietinum L.	Fabaceae	Chick pea	UV-Vis spectra, TEM, SEM	30 to 80	Spherical, pentagonal and triangle shape	[57]
43.	Tamarindus indica L	Fabaceae	Tamarind	UV visible Spectroscopy, GC/MS, HPLC, SEM, EDX, FTIR	52	Spherical sizes	[58]
44.	Erythrina Variegate	Fabaceae	Indian coral tree	UV- Vis,FTIR, XRD, EDX, SEM and TEM	20–50	Cubical	[59]
45.	Gymnema sylvestre	Apocynaceae	Gymnema	UV-vis, SEM, EDAX, FTIR, XRD	72.8	Spherical	[60]