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Common Names		A-B •• C •• D-G •• H-M •• N-R •• S-T •• U-Z
Scientific Names		A-B •• C-D •• E-H •• I-O •• P-R •• S-Z

COMMON NAME	Scientific name	Family
Hairy fleabane	Conyza bonariensis	Asteraceae
Hairy whitetop	Cardaria pubescens	Brassicaceae
Halogeton	Halogeton glomeratus	Chenopodiaceae
Hardinggrass	Phalaris aquatica	Poaceae
Hardstem bulrush	Scirpus acutus	Cyperaceae
Hardstem tule	Scirpus acutus	Cyperaceae
Hare barley	Hordeum murinum	Poaceae
Harmal rue	Peganum harmala	Zygophyllaceae
Hawkweeds	Hieracium spp.	Asteraceae
Hedgehog dogtailgrass	Cynosurus echinatus	Poaceae
Hedgeparsley	Torilis arvensis	Apiaceae
Henbit	Lamium amplexicaule	Lamiaceae
Herb-robert	Geranium robertianum	Geraniaceae
Himalaya blackberry	Rubus armeniacus	Rosaceae
Himalayan knotweed	Polygonum polystachyum	Polygonaceae
Hoary alyssum	Berteroa incana	Brassicaceae
Hoary cress	Cardaria draba	Brassicaceae
Horned pondweed	Zannichellia palustris	Zannichelliaceae
Horsetails	Equisetum spp.	Equisetaceae
Horseweed	Conyza canadensis	Asteraceae
Hottentot fig	Carpobrotus edulis	Aizoaceae
Houndstongue	Cynoglossum officinale	Boraginaceae
Hydrilla	Hydrilla verticillata	Hydrocharitaceae
Hyssop loosestrife	Lythrum hyssopifolium	Lythraceae
Iberian starthistle	Centaurea iberica	Asteraceae
Iceplant	Carpobrotus edulis	Aizoaceae
Illinois pondweed	Potamogeton illinoensis	Potamogetonaceae
Indigobush	Amorpha fruticosa	Fabaceae
Irish ivy	Hedera hibernica	Araliaceae
Italian ryegrass	Lolium multiflorum	Poaceae
Italian thistle	Carduus pycnocephalus	Asteraceae
Japanese brome	Bromus japonicus	Poaceae
Japanese dodder	Cuscuta japonica	Cuscutaceae
Japanese knotweed	Polygonum cuspidatum	Polygonaceae
Johnsongrass	Sorghum halepense	Poaceae
Jointed goatgrass >>integrated management	Aegilops cylindrica	Poaceae
Jubatagrass >> brochure >> woody weed invaders	Cortaderia jubata	Poaceae
Kentucky bluegrass	Poa pratensis	Poaceae
Kikuyugrass	Pennisetum clandestinum	Poaceae
Klamathweed	Hypericum perforatum	Clusiaceae or Hypericaceae
Kochia	Bassia scoparia	Chenopodiaceae
Ladysthumb	Polygonum persicaria	Polygonaceae
Leafy pondweed	Potamogeton foliosus	Potamogetonaceae
Leafy spurge	Euphorbia esula	Euphorbiaceae
Lens-podded whitetop	Cardaria chalepensis	Brassicaceae
Little robin	Geranium purpureum	Geraniaceae
London rocket	Sisymbrium irio	Brassicaceae
Lovegrasses	Eragrostis spp.	Poaceae
Lupines	Lupinus spp.	Fabaceae
Malta starthistle	Centaurea melitensis	Asteraceae
Meadow knapweed	Centaurea debeauxii	Asteraceae
Mediterranean barley	Hordeum marinum	Poaceae
Mediterranean sage	Salvia aethiopis	Lamiaceae
Mediterranean steppegrass	Stipa capensis	Poaceae
Mediterraneangrasses	Schismusspp.	Poaceae
Medusahead >> management guide >> state of the weed handout >> state of the weed presentation	Taeniatherum caput-medusae	Poaceae
Menzies fiddleneck	Amsinckia menziesii var. menziesii	Boraginaceae
Mexican fan palm	Washingtonia robusta	Arecaceae
Mexican whorled milkweed	Asclepias fascicularis	Asclepiadaceae
Montbretia	Crocosmiax crocosmiflora	Iridaceae
Mosquitoferns	Azolla spp.	Azollaceae
Moth mullein	Verbascum blattaria	Scrophulariaceae
Multiflora rose	Rosa multiflora	Rosaceae
Musk thistle	Carduus nutans	Asteraceae
Myoporum	Myoporum laetum	Myoporaceae