Compiled by J.E. Simon, Patricia Garrett and Shawna Petterson, Center for New Crops and Plant Products, Purdue University ver. March, 1998
| Common name | Scientific name | Varietal name | Source | Catalog no. | Description |
| Lavender, English | L.a., L.vera | JOR | seed whole | ||
| TH | perennial | ||||
| MG | perennial | ||||
| Lavender, French | L. dentata | TH | perennial | ||
| R | P3645 | perennial | |||
| Lavender,Munstead | L. a. | Munstead | GG | 170 | semi-dwarf perennial |
| TH | perennial | ||||
| R | S3628 | seed whole | |||
| R | P3628 | perennial | |||
| TSC | HR1096 | seed whole | |||
| LG | perennial | ||||
| MG | perennial | ||||
| PS | 1137-0 | seed whole | |||
| Lavender, Spanish | L. stoechas | TH | perennial | ||
| R | S3638 | seed whole | |||
| L. pedunculata | spanish | SG | 4612 | seed whole | |
| Leeks | Allium ampeloprasum | MG | perennial | ||
| Lemon Balm | Melissa officinalis | JS | 847 | seed whole | |
| CG | #339 | seed whole | |||
| R | S1240 | seed whole | |||
| R | P1240 | perennial | |||
| R | H1240 | leaf dried | |||
| PB | cert. org. dried herb | ||||
| SC | #097 | ||||
| STO | 164A | seed whole | |||
| TH | perennial | ||||
| FM | 9336 | seed whole | |||
| DI | seed whole | ||||
| HS | 932 | seed whole | |||
| PS | 0293-9 | seed whole | |||
| GG | 172 | perennial | |||
| MG | perennial | ||||
| NCP | perennial | ||||
| SG | 1465 | seed whole | |||
| Aurea | MG | perennial | |||
| Lemon Grass, E. Indian | Cybopogon flexuosus | MG | perennial | ||
| R | S3682 | seed whole | |||
| Lemon Grass, W. Indian | Cybopogon citratus | SG | 4610 | rooted plant | |
| R | P3680 | perennial | |||
| R | H3680 | dried herb | |||
| PB | cert. org. dried herb | ||||
| NC | 1222 | ||||
| NC | 1345 | certified organic | |||
| PS | 43405-9 | seed whole | |||
| Lemon Verbena | Aloysia triphylla | SG | 4605 | seed whole | |
| Licorice | Glycrrhiza uralensis | JS | 892 | seed whole | |
| R | S3701-100 | seed whole | |||
| R | P3701-100 | perennial | |||
| R | H3701-100 | root dried | |||
| TSC | H1099 | seed whole | |||
| PB | cert. org. dried root | ||||
| Lobelia | Lobelia inflata | JS | 849 | seed whole | |
| R | S3744 | seed whole | |||
| R | H3744 | perennail | |||
| R | P3744 | herb dried | |||
| PB | cert. org. fresh tops | ||||
| PB | cert. org. dried herb | ||||
| PB | cert. org. seed whole | ||||
| PM | LOBO4F | seed whole | |||
| NC | 1158 | herb | |||
| NC | 1537 | herb cert. org | |||
| NC | 1247 | herb powder | |||
| Lovage | Levisticum officinale | JS | 927 | seed whole | |
| GG | 174 | perennial | |||
| R | S3780 | seed whole | |||
| R | P3780 | perennial | |||
| TSC | HR1101 | seed whole | |||
| NGN | seed whole | ||||
| DI | seed whole | ||||
| TH | perennial | ||||
| HS | 950 | seed whole | |||
| MG | perennial | ||||
| PS | 1218-2 | seed whole | |||
| Marjoram, Sweet | Origanum majorana | JS | 928 | seed whole | |
| GG | 176 | perennial | |||
| R | S3910 | seed whole | |||
| R | P3910 | perennial | |||
| PS | 1325-9 | seed whole | |||
| MG | perennial | ||||
| SG | 1450 | seed whole | |||
| JOR | seed whole | ||||
| TSC | HR1105 | seed whole | |||
| FM | 9502 | seed whole | |||
| HS | 947 | seed whole | |||
| TH | perennial | ||||
| O. vulgare | golden | TH | perennial | ||
| O. variegata | variegated | TH | perennial | ||
| R | P3914 | perennial | |||
| Marjoram, Pot | O. onites | MG | perennial | ||
| Marshmallow | Althaea officinalis | NGN | seed whole | ||
| R | P3920 | perennial | |||
| R | S3920 | seed whole | |||
| R | H3920 | root dried | |||
| PB | cert. org. fresh root | ||||
| PB | cert. org. dried root | ||||
| JS | 891 | seed whole | |||
| Milk Thistle | Silybum marianum | JS | 890 | seed whole | |
| PB | cert. org. seed whole | ||||
| NC | 1316 | seed whole | |||
| NC | 1411 | seed powder | |||
| Mint | Mentha spp. | JS | seed whole | ||
| M. arvensis | PM | MENO4F | seed whole | ||
| M. gentilis var. | Ginger | MG | perennial | ||
| R | P4015 | perennial | |||
| M. gracilis | Vietnamese | MG | perennial | ||
| R | P4053 | perennial | |||
| M. longifolia | Silver | MG | perennial | ||
| Mentha X piperita | Roberts Mitchum | JS | 888 | seed whole | |
| GG | 185 | perennial | |||
| M. piperita | Chocolate | MG | perennial | ||
| R | P4006-300 | perennial | |||
| TH | perennial | ||||
| Blue Balsam | MG | perennial | |||
| Lavender | MG | perennial | |||
| M. p. citrata | Orange | MG | perennial | ||
| R | P4028 | perennial | |||
| TH | perennial | ||||
| M. piperita | Peppermint | MG | perennial | ||
| R | P4030 | perennial | |||
| R | H4030 | leaf dried | |||
| PB | cert. org. herb dried | ||||
| TH | perennial | ||||
| HS | 951 | seed whole | |||
| NCP | perennial | ||||
| PS | 1347-5 | seed whole | |||
| NC | 1208 | leaf | |||
| NC | 2108 | leaf cert. org | |||
| NC | 1493 | leaf powder | |||
| M. suaveolens | Apple | MG | perennial | ||
| R | P4000 | perennial | |||
| TH | perennial | ||||
| Mentha spicata | Native Spearmint | JS | 954 | seed whole | |
| R | P4040 | perennial | |||
| R | H4040 | leaf dried | |||
| TH | perennial | ||||
| STO | 157A | seed whole | |||
| NGN | seed whole | ||||
| PB | cert. org. dried herb | ||||
| DI | seed whole | ||||
| FM | 9505 | seed whole | |||
| TSC | HR1113 | seed whole | |||
| PS | 1348-7 | seed whole | |||
| NCP | perennial | ||||
| M. s. var Crispi | Curly | MG | perennial | ||
| DI | seed whole | ||||
| R | P4040-200 | perennial | |||
| TH | perennial | ||||
| M. suaveolens Variegata | Pineapple | MG | perennial | ||
| R | P4032 | perennial | |||
| TH | perennial | ||||
| NCP | perennial | ||||
| Mint, Mountain | Pycnanthemum pilosum | Mountain | MG | perennial | |
| R | S4064 | seed whole | |||
| R | P4064 | perennial | |||
| TH | perennial | ||||
| Motherwort | Leonarus cardiaca | JS | 887 | seed whole | |
| PB | cert. org. dried herb | ||||
| R | S4100 | seed whole | |||
| R | H4100 | herb dried | |||
| NC | 1544 | herb whole cert. org | |||
| SC | #356 | ||||
| NC | 1161 | herb | |||
| NC | 1419 | herb cert. org | |||
| NC | 1470 | herb powder | |||
| NC | 1463 | herb whole | |||
| Mugwort | Artemesia vulgaris | JS | 886 | seed whole | |
| R | S4120 | seed whole | |||
| R | P4120 | perennial | |||
| R | H4120 | leaf dried | |||
| PB | cert. org. dried herb | ||||
| NC | 1237 | ||||
| Mullein | Verbascum thapsus | JS | 885 | seed whole | |
| PB | cert. org. fresh flower | ||||
| R | S4125 | seed whole | |||
| R | H4125 | leaf dried | |||
| PB | cert. org. dried flower | ||||
| PB | cert. org. dried leaf | ||||
| NC | 1162 | ||||
| NC | 1491 | ||||
| Nettle | Urtica dioica | JS | 877 | seed whole | |
| PB | cert. org. dried herb | ||||
| NC | 1184 | leaf | |||
| NC | 2184 | leaf cert. org | |||
| NC | 1304 | leaf powder | |||
| NC | 1329 | leaf powder cert. org | |||
| Oregano, Greek | Origanum heracleoticum | JS | 930 | seed whole | |
| TH | perennial | ||||
| HS | 940 | seed whole | |||
| STO | 158A | seed whole | |||
| TSC | HR1116 | seed whole | |||
| FM | 9530 | seed whole | |||
| PS | 1523-9 | seed whole | |||
| MG | perennial | ||||
| R | S4315 | seed whole | |||
| R | P4315 | perennial | |||
| R | H4315 | leaf dried | |||
| NCP | perennial | ||||
| Oregano, True Greek | Origanum heracleoticum | GG | 178 | perennial | |
| SG | 1460 | seed whole |