AGARICACEAE
Coriolus maximus [Harman]
APOCYNACEAE
Amsonia tabernaemontana [Harmine etc.]
Apocynum cannabinum [Harmalol]
Ochrosia nakaiana [Harman]
BIGNONIACEAE
Newbouldia laevis [Harman]
CALYCANTHACEAE
Calycanthus occidentalis [Harmine]
CHENOPODIACEAE
Hammada leptoclada [Tetrahydroharman etc.]
Kochia scoparia [Harmine etc.]
COMBRETACEAE
Guiera senegalensis [Harman etc.]
CYBERACEAE
Carex brevicollis [Harmine etc.]
ELAEAGNACEAE
Elaeagnus augustifolia [Harman etc.]
Elaeagnus hortensis [Tetrahydroharman etc.]
Elaeagnus orientalis [Tetrahydroharman]
Elaeagnus spinosa [Tetrahydroharman]
Hippophae rhammoides [Harman etc.]
Shepherdia argentea [Tetrahydroharmol]
Shepherdia canadensis [Tetrahydroharmol]
GRAMINEAE
Arundo donax [Tetrahydroharman]
Festuca arundinacea [Harman etc.]
Lolium perenne [Harman etc.]
LEGUMINOSAE
Acacia baileyana [Tetrahydroharman]
Acacia complanata [Tetrahydroharman etc.]
Burkea africana [Harman etc.]
Desmodium pulchellum [Harman etc.]
Mucuna pruriens [6-Methoxy-Harman]
Petalostylis labicheoides [Tetrahydroharman]
Prosopis nigra [Harman etc.]
LOGANIACEAE
Strychnos usambarensis [Harman]
MALPIGHIACEAE
Banisteriopsis caapi [Harmine etc.]
Banisteriopsis lutea [Harmine]
Banisteriopsis muricata [Harmine]
Callaeum antifebrile (= Cabe paraensis) [Harmine]
MYRISTICACEAE
Virola cuspidata [6-Methoxy-Harman]
PASSIFLORACEAE
Passiflora actinea [Harman = Passiflorine]
Passiflora alata [Harman]
Passiflora alba [Harman]
Passiflora bryonoides [Harman]
Passiflora caerulea [Harman]
Passiflora capsularis [Harman]
Passiflora decaisneana [Harman]
Passiflora edulis [Harman]
Passiflora eichleriana [Harman]
Passiflora foetida [Harman]
Passiflora incarnata [Harmine, Harmaline, Harman, etc.]
Passiflora quadrangularis [Harman]
Passiflora ruberosa [Harman]
Passiflora subpeltata [Harman]
Passiflora warmingii [Harman]
POLYGONACEAE
Leptactinia densiflora [Leptaflorine, etc.]
Nauclea diderrichii [Harman etc.]
Ophiorrhiza japonica [Harman]
Pauridiantha callicarpoides [Harman]
Pauridiantha dewevrei [Harman]
Pauridiantha lyalli [Harman]
Pauridiantha viridiflora [Harman]
Simira klugii [Harman]
Simira rubra [Harman]
Uncaria attenuata [Harman]
Uncaria canescens [Harman]
Uncaria orientalis [Harman]
SAPOTACEAE
Chrysophyllum lacouritianum [Norharman etc.]
SYMPLOCACEAE
Symplocos racemosa [Harman]
ZYGOPHYLLACEAE
Fagonia cretica [Harman]
Peganum harmala [Harmaline, Harmine, etc.]
Tribulus terrestris [Harmine etc.]
Zaygophyllum fabago [Harmine etc.]