An Assessment of Exotic Plant Species of Rocky Mountain National Park

Appendix I - Rocky Mountain National Park Exotic Species List

Species Name	Synonym	Common name
Amaranthceae
Amaranthus retroflexus L.		Redroot pigweed
Apiaceae
Carum carvi L.		Wild caraway
Conium maculatum		Poison hemlock
Asparagaceae
Asparagus officinalis L.		Asparagus
Asteraceae
Ambrosia tomentosa Nutt.	Franseria discolor	Skeletonleaf bursage
Carduus nutans L.		Musk Thistle
Centaurea diffusa Lam.	Acosta diffusa	Tumble knapweed
Centuarea maculosa Lam.	Centaurea biebersteinii	Spotted knapweed
Chrysanthemum leucanthemem L.	Leucanthemum vulgare	Ox-eye daisy
Cirsium arvense (L.) Scop	Cirsium incanum	Canada thistle
Cirsium vulgare (Savi) Ten	Cirsium lanceolatum	Bull thistle
Conyza canadensis (L.) Cronq.	Erigeron canadensis	Horseweed
Conyza schiedeana (Less.)	Laehnnecia schiedeana
Hieracium aurantiacum L.		Orange Hawkweed
Iva xanthifolia Nutt.	Cyclachaena xanthifolia	Marsh elder
Lactuca serriola L.	Lactuca scariola	Prickly lettuce
Madia glomerata Hook.		Tarweed
Matricaria matricariodes (Less.) Porter	Chamomilla suaveolens	Pineapple weed
Matricaria perforata Merat.	Matricaria inodora
Sonchus arvensis ssp. uliginosus L.		Marsh sowthistle
Taraxacum officinale Weber.		Common dandelion
Tragopogon dubius Scop.		Western salsify
Verbesina enceloides	Ximensia encelioides	Crownbeard
Boraginaceae
Amsinckia menziesii (Lenhmann)		Fiddleneck
Cynoglossum officinale L.		Hound's tounge
Lappula redowskii (Hornem.) Greene		Beggar's tick
Brassicaceae - Cruciferae
Alyssum Alyssoides (L.) L.		Pale alyssum
Arabis glabra (L.) Bernh	Turritis glabra	Tower mustard
Barbarea vulgaris R. Br.		Winter cress
Berteroa incana (L.) DC.	Alyssum incanum	Hoary alyssum
Camelina micocarpa Andrz. ex DC.		Smallseed false flax
Capsella bursa - pastoris (L.) Medic.		Shepherds purse
Descurainia sophia (L.) Webb ex Prantl.		Tansy mustard
Draba nemorosa L.		Yellow whitlowort
Erysimum cheiranthoides L.		Wormseed mustard
Lepidium campestre (L.) R. Br.	Neolepia campestre	Field peppergrass
Lepidium densiflorum Schrad.		Peppergrass
Lepidium perfoliatum L.		Clasping peppergrass
Sisymbrium altissimum L.		Jim Hill mustard
Sisymbrium officinale (L.) Scop.		Hedge mustard
Thlapsi arvense L.		Field pennycress
Caryophyllaceae
Cerastium vulgatum L.	Cerastrium fontanum	Mouseear chickweed
Dianthus armeria L.		Deptford pink
Gypsophilia paniculata L.		Baby's breath
Lychnis alba Mill.	Melandrium dioicum	White cockle
Spergularia rubra (L.)
Chenopodiaceae
Chenopodium album L.	Cerastrium fontanum	Lamb's quarter
Chenopodium berlandieriMoq.		Netseed lambsquarter
Chenopodium capitum (L.) Pall.		Strawberry blite
Chenopodium glaucum L.	Melandrium diocium	Oak-leaved goosefoot
Salsola collina Pall.		Tumbleweed
Salsola iberica Senn. and Pau	Salsola kali, Salsola australis	Russian thistle
Convolvulaceae
Convolvulus arvensis L.	Convolvulus ambigens	Field bindweed
Euphorbiaceae
Euphorbia esula L.		Leafy spurge
Euphorbia serpyllifolia Pers.	Chamaesyce serpyllifolia Pers.	Thyme leafed spurge
Fabaceae - Leguminosae
Medicago lupulina L.		Black medic
Melilotus alba Medic.		White sweetclover
Melilotus officinalis (L.) Pall.		Yellow sweetclover
Onobrychis viciaefolia Scop.		Sainfion
Trifolilum hybridum L.		Alsike clover
Trifolium pratense L.		Red clover
Trifolium repens L.		White clover
Hypericaceae
Hypericum perforatum L.		Klamath weed, St. John's wort
Lamiaceae
Mentha spicata L.		Spearmint
Lythraceae
Lythrum salicaria L.		Purple loosestrife
Plantaginaceae
Plantago major L.		Broadleaf plantain
Poaceae - Gramineae
Agropyron cristatum (L.) Gaertn.		Crested wheat grass
Agropyron intermedium (Host) Beauv.	Elytrigia intermedia	Intermediate wheat grass
Agropyron repens L. Beauv.	Elytrigia repens	Quackgrass
Agrostis stolonifera L.	Agrostis gigantea	Redtop
Alopecuris pratensis L.		Meadow foxtail
Bromus inermis Leyss.	Bromopsis inermis	Smoothe brome
Bromus japonicus Thunb. ex Murr		Japanese brome
Bromus tectorum L.	Anisantha tectorum	Cheatgrass
Dactylis glomerata L.		Orchard grass
Elymus cinereus Scribn. & Merr.	Leymus cinereus
Festuca ovina L.		Sheep's fescue
Festuca pratensis Huds.		Meadow fescue
Lolium perenne L.	Lolium multiflorum	Perennial rye grass
Phalaris arundinaceae L.	Phalaroides arundinaceae	Reed canary grass
Phleum pratense L.		Timothy
Poa annua L.
Poa bulbosa L.		Bulbous bluegrass
Poa compressa L.		Canada bluegrass
Poa pratensis L.		Kentucky bluegrass
Psathyrostachys juncea Fisch. Nevski	Elymus junceus	Russian wild rye
Triticum aestivum L.		Wheat
Tritcum sp. (L.) Pall.		Sterile wheatgrass
Polygonaceae
Polygonum arenastrum Jord. ex Bor.	Polygonum aviculare	Devil's shoestrings
Polygonum convolvulus L.	Fallopia convolvulus	Black bindweed
Rheum rhubarbarum L.		Rhubarb
Rumex acetosella L.	Acetosella vulgaris	Sheep sorrell
Rumex crispis L.		Curly dock
Rosaceae
Potentilla norvegica L.		Norway cinquefoil
Scrophulariaceae
Linaria dalmatica (L.) Mill	Linaria genistifolia (L.) ssp. dalmatica	Dalmatian toadflax
Linaria vulgaris Hill	Acetosella vulgaris	Butter and eggs
Verbascum triflorum L.		Woolly mullein
Solanaceae
Solanum triflorum Nutt.		Cut leafed nightshade
Verbenaceae
Verbena bracteata Laq, and Rodr.		Prostrate vervain