All (in this database) Plants list (Scientific names): Part I

A AN AS B BU C CH CR D E F G H I J K L LL M MN N O P PH PT Q R S SL T TS U V W X Y Z

ianthinus (Burgess) (Aster macrophyllus)
ianthinus (Aster macrophyllus var.), see Aster macrophyllus var. ianthinus
ianthinus Burgess (Aster), see Aster macrophyllus var. ianthinus
Iatropha (Euphorbiaceae)
iberica M. Bieb. (Scandix)
iberica (Aristolochia)
iberica (Bieb.) (Lallemantia)
iberica (Salsola kali), see Salsola tragus
iberica Sennen & Pau (Salsola kali), see Salsola tragus
iberica Sennen & Pau, see Salsola tragus
Iberis L. (Brassicaceae)
Ibicella (Martyniaceae), see Proboscidea
Icacinaceae Benth. (Magnoliopsida)
icaco L. (Chrysobalanus)
icmadophila (C. Müll.) (Didymodon)
icmadophila C. Müll. (Barbula), see Didymodon icmadophila
Icotorus Raf., 1830 (Rosaceae), see Physocarpus
idaeoides Ruthe (Rubus ×), see Rubus caesius × idaeus
idaeus L. (Rubus)
idaeus (Rubus arcticus ×), see Rubus arcticus × idaeus
idaeus (Rubus caesius ×), see Rubus caesius × idaeus
idaeus × saxatilis (Rubus)
idahoense Math. & Const. (Lomatium)
idahoense (Sisyrinchium), see Sisyrinchium angustifolium
idahoense St. John & G.N. Jones ( grandiflorum var.), see Erythronium grandiflorum var. candidum
idahoense St. John & G.N. Jones (Erythronium), see Erythronium grandiflorum var. candidum
idahoensis (Sharp) (Balsamorhiza hookeri)
idahoensis Henderson (Phacelia)
idahoensis Munz (Oenothera pallida)
idahoensis (Piper) (Saxifraga occidentalis)
idahoensis Atwood & Welsh (Penstemon)
idahoensis (Keck) (Penstemon montanus)
idahonis Wherry (Phlox)
idriensis M.E. Jones (Astragalus lentiginosus)
idriensis M.E. Jones, see Astragalus lentiginosus var. idriensis
ignarus Bailey (Rubus), see Rubus aboriginum
ignatii Berg. (Strychnos)
iguanae (Celtis)
Ilex L. (Aquifoliaceae)
Iliaceae (Magnoliopsida), see Aquifoliaceae
Iliamna Greene (Malvaceae)
ilicifolia Wangenh. (Quercus)
ilicifolia (Nutt. ex Hook. & Arn.) (Prunus)
ilicifolia (Quercus coccinea ×), see Quercus × robbinsii
ilicifolia (Quercus falcata ×), see Quercus × caesariensis
iliense Huth. (Delphinium)
Illecebraceae (Magnoliopsida), see Caryophyllaceae
illecebrosus Focke (Rubus)
Illecebrum L. (Caryophyllaceae)
Illiciaceae (Magnoliopsida)
Illicium (Illiciaceae)
illinoensis Morong. (Potamogeton)
illinoensis Gleason (Helianthus)
illinoensis (Wang.) (Carya)
?illinoensis Prince (Fragaria virginiana var.), see Fragaria virginiana var. grayana
?illinoensis Prince (Fragaria), see Fragaria virginiana var. grayana
illinoensis (Fragaria virginiana var.), see Fragaria virginiana var. grayana
illinoensis Gray (Fragaria virginiana var.), see Fragaria virginiana var. grayana
Illipe Gras (Sapotaceae), see Madhuca
illustris Bailey (Rubus), see Rubus canadensis
illyricum L. (Onopordum)
ilvense L., 1753 (Acrostichum), see Woodsia ilvensis
ilvensis (L.) (Woodsia)
ilvensis (Woodsia alpina ×), see Woodsia alpina × ilvensis
ilvensis × scopulina Tryon, 1948 (Woodsia)
imberbe Sm. (Hypecoum)
imberbe Bunge (Dracocephalum)
imberbis Gray (Carex trichocarpa)
imberbis R. & S. (Setaria)
imberbis (Carex trichocarpa var.), see Carex trichocarpa var. imberbis
imbricans (D. C. Eat.) (Polystichum munitum)
imbricaria Michx. (Quercus)
imbricaria (Quercus falcata ×), see Quercus × palmeriana
imbricata (Hoya)
imbricata Walt. (Iva)
imbricata (Haw.) (Opuntia)
imbricata Greene (Phacelia)
imbricata Lang. (Euphrasia officinalis)
imbricata (Euphrasia officinalis f.), see Euphrasia officinalis f. imbricata
imbricata Haw., see Opuntia imbricata var. imbricata
imbricatum Russow (Sphagnum)
imbricatus L. (Gladiolus)
imbricatus Torr. (Orthocarpus)
imbricatus Haw. (Cereus), see Opuntia imbricata var. imbricata
imitans H. Lindb. ex Såltin (Taraxacum)
immanis Ashe (Rubus)
impar (Arabis lignipes var.), see Arabis puberula
impar (Arabis subpinnatifida var.), see Arabis puberula
Impatiens L. (Balsaminaceae)
impatiens L. (Cardamine)
Impatientella (Balsaminaceae), see Impatiens
impedata Small (Opuntia), see Opuntia humifusa var. ammophila
impensis Rydb., see Astragalus kentrophyta var. elatus
imperfectus (Rydb.) (Astragalus nuttallianus)
imperialis L. (Fritillaria)
imperiorum (Rubus), see Rubus roribaccus
imperiorum Fern. (Rubus), see Rubus roribaccus
implexus (Astragalus kentrophyta), see Astragalus kentrophyta var. tegetarius
implexus Canby ex Porter & Coult. ( kentrophyta var.), see Astragalus kentrophyta var. tegetarius
implexus Canby ex Porter & Coult. ( kentrophyta), see Astragalus kentrophyta var. tegetarius
implexus Greene ( caespitosus var.), see Mimulus tilingii var. caespitosus
implicatum Scribn. (Panicum)
implicatus Greene (Mimulus), see Mimulus tilingii var. tilingii
impolita auct. p.p. (Potentilla), see Potentilla argentea var. acutifida
impolita auct. p.p. (Potentilla), see Potentilla argentea var. decora
impolita auct. p.p. (Potentilla), see Potentilla argentea var. dissecta
impolita auct. p.p. (Potentilla), see Potentilla argentea var. incanescens
imponens Hedw. (Hypnum)
impos Bailey (Rubus), see Rubus alumnus
improvisum Norrl. (Hieracium)
impunctatum Norrl. (Hieracium)
imus Bailey (Rubus canadensis var.), see Rubus canadensis
inaequalis Palmer & Steyermark (Quercus ×), see Quercus × filialis
inamoenus Greene (Ranunculus)
inamoenus Greene (Mimulus), see Mimulus glabratus var. var. jamesii
inarmatus Blanch. (Rubus recurvicaulis var.), see Rubus recurvicaulis
incana (Nutt.) (Balsamorhiza)
incana (L.) (Alnus)
incana (L.) (Berteroa)
incana L. (Draba)
incana (L.) (Hirschfeldia)
incana (L.) (Matthiola)
incana Bartram (Quercus)
incana Brand (Phacelia)
incana (Quercus arkansana ×), see Quercus × venulosa
incana (Quercus falcata ×), see Quercus × subintegra
incana Bunge (Lagopsis), see Lagopsis marrubiastrum
incana Gray (Solidago nemoralis var.), see Solidago mollis
incana Muhl.? (Scutellaria), see Scutellaria canescens
incana Nutt. (Balamorhiza), see Balsamorhiza incana
incanescens (Opiz) (Potentilla argentea)
incanescens (Potentilla argentea f.), see Potentilla argentea var. incanescens
incanescens (Potentilla argentea var.), see Potentilla argentea var. incanescens
?incanopilosus Sheldon (Aster), see Aster falcatus
incanum Wats. (Chenopodium fremontii)
incanum (Apocynum androsaemifolium var.), see Apocynum androsaemifolium var. androsaemifolium
incanum (Apocynum), see Apocynum androsaemifolium var. androsaemifolium
incanum S. G. Gmel. (Cirsium arvense var.), see Cirsium arvense var. vestitum
incanus (Shear) (Bromus)
incanus Wendland (Hibiscus)
incanus Shear (Bromus purgans var.), see Bromus incanus
incarnata (L.) (Dactylorhiza)
incarnata L. (Asclepias)
incarnata L. (Allionia)
incarnata L. (Passiflora)
incarnata L. (Polygala)
incarnata (Fish.) (Pyrola asarifolia)
incarnata (Vent.) (Linaria)
incarnata (Pyrola asarifolia var.), see Pyrola asarifolia var. incarnata
incarnata L. (Dactylorhis), see Dactylorhiza incarnata
incarnata L. (Orchis), see Dactylorhiza incarnata
incarnata × maculata (Dactylorhiza)
incarnata × traunsteineri (Dactylorhiza)
incarnatum Walt. (Eupatorium)
incarnatum L. (Trifolium)
incarnatus (Orchis incarnatus), see Dactylorhiza incarnata incarnata
incarnatus (Orchis), see Dactylorhiza incarnata
incerta Pays. (Draba)
incertus M.A. Curtis (Cenchrus)
incisa (Schrad.) (Lophozia)
incisa Asch. (Angelica sylvestris)
incisa (Thunb.) (Stephanandra)
incisa Froel. (Veronica chamaedrys)
incisa (Nutt.) (Cissus)
incisa (Angelica silvestris f.), see Angelica sylvestris f. incisa
incisa (Veronica chamaedrys f.), see Veronica chamaedrys f. incisa
incisa Lindb. (Lophocolea), see Lophocolea heterophylla
incisa Thunb. (Spiraea), see Stephanandra incisa
incisifrons Bailey (Rubus), see Rubus argutus
incisoserratum (Polystichum munitum var.), see Polystichum munitum var. munitum
incisum (Howe) (Asplenium platyneuron)
incisum (Geranium), see Geranium oreganum
incisum (Lamium purpureum var.), see Lamium hybridum
incisum Gray ( acrostichoides v.), see Polystichum acrostichoides var. schweinitzii
incisum Gray (Aspidium acrostichoides var.), see Polystichum acrostichoides var. schweinitzii
incisum Howe, 1869 (Asplenium ebeneum v.), see Asplenium platyneuron v. incisum
incisum Willd. (Lamium purpureum var.), see Lamium hybridum
incisus Porter (Aster lowrieanus)
incisus (Aster lowrieanus var.), see Aster lowrieanus var. incisus
?incl. aspidiaceae (Pteropsida), see Dryopteridaceae
?incl. athyriaceae (Pteropsida), see Dryopteridaceae
?incl. pulsatilla Miller (Ranunculaceae), see Anemone
Incl. woodsiaceae (Pteropsida), see Dryopteridaceae
inclinata (Hedw. f.) (Tortella)
inclinata Vill. (Potentilla)
inclinatum (Hedw.) (Distichium)
inclinatum Brid., see Bryum stenotrichum
inclinatum Lindb. ( orthorrhynchum var.), see Mnium ambiguum
inclinatum Lindb. (Mnium), see Mnium ambiguum
inclinis Bailey (Rubus)
includens Dahlst. (Hieracium)
incognita Brainerd. (Viola)
incompta (Nutt.) (Artemisia ludoviciana)
inconspicua Greene (Phacelia)
inconspicua (Nemophila), see Nemophila parviflora var. austiniae
inconspicuum (Wats.) (Erysimum)
inconspicuus L. (Lathyrus)
inconspicuus Gray (Mimulus)
incrassata (Hoya)
incrassata (Norrl.) (Pilosella)
incrassata Norrl. (Hieracium), see Pilosella incrassata
incrassatiforme (Norrl.) (Pilosella)
incrassatiforme Norrl. (Hieracium), see Pilosella incrassatiforme
?incrassatum Norrl. (Hieracium), see Pilosella incrassata
incrassatum (Hieracium), see Pilosella incrassata
incurrens Saelan ex Norrl. (Hieracium)
incurva Schwaegr. (Grimmia)
incurva Lindb. (Fossombronia)
incurva Lightf. (Carex)
incurvata (Hedw.) (Lescuraea)
incurvata Lindb. (Riccardia)
incurvata Hedw. (Pseudoleskea), see Lescuraea incurvata
incurvatum (Brid.) (Homomallium)
incurvula (Hoya)
incurvum Brid., see Oligotrichum hercynicum
incurvus Rydb., see Astragalus purshii var. purshii
indecora Chois. (Cuscuta)
indecora J.T. Howell (Phacelia)
independens (Rubus), see Rubus alumnus
independens Bailey (Rubus), see Rubus alumnus
indianensis (Rubus), see Rubus depavitus
indianensis Bailey (Rubus), see Rubus depavitus
indica L. (Canna)
indica L. (Flagellaria)
indica Gaertn. (Eleusine)
indica L. (Xyris)
indica L. (Mangifera)
indica (Aristolochia)
indica L. (Tamarindus)
indica (Capparis)
indica L. (Vateria)
indica (Aeschynomene)
indica Juss. (Azadirachta)
indica Gmelin (Madhuca)
indica (Melilotus), see Melilotus indicus
indica (Plantago), see Plantago psyllium
indica L. (Plantago), see Plantago arenaria
indicum (DC.) (Dendranthema)
indicum L. (Heliotropium)
indicum L. (Sesamum)
indicus (L.) (Melilotus)
indicus (Aesculus)
indicus R. Br. (Hemidesmus)
Indigofera (Fabaceae)
?indivisa DC. ( amphibium f.), see Rorippa amphibia
indusiata Brid. (Buxbaumia), see Buxbaumia viridis
inebrians (Lindl.) (Ribes cereum)
inebrians Lindl. (Ribes), see Ribes cereum var. inebrians
ineptus (Gray) (Astragalus lentiginosus)
ineptus Gray (Astragalus), see Astragalus lentiginosus var. ineptus
inerme Rydb. (Ribes)
inerme Rehd. ( cynosbati var.), see Ribes cynosbati
inerme Rydb. ( divaricatum var.), see Ribes inerme var. inerme
inermis Leysser (Bromus)
inermis (Nutt.) (Spermolepis)
inermis (Mönch) (Spinacia oleracea)
inermis (Pallas) (Ononis arvensis)
inermis (Willd.) (Rubus ulmifolius)
inermis (Spinacia oleracea f.), see Spinacia oleracea f. inermis
inermis Leysser (Bromopsis), see Bromus inermis
inermis Leysser (Zerma), see Bromus inermis
inermis Palmer & Steyerm (Rosa setigera f.), see Rosa setigera
inermis Rydb., see Ribes inerme var. inerme
inexpansa (Michx.) (Rhynchospora)
inexpansa Gray (Calamagrostis)
inexpectatum Braun ( ×), see Asplenium ruta-muraria × Camptosorus
inexpectatus Braun, 1940 (Asplenosorus ×), see Asplenium ruta-muraria × Camptosorus
inferalpina (Wahlenb.) (Carex norvegica)
?inferalpina (Carex rigida var.), see Carex bigelowii
?inferalpina Laest. (Carex rigida var.), see Carex bigelowii
inferalpina (Carex alpina f.), see Carex norvegica inferalpina
?infestum Waldst. & Kit. (Galium), see Galium spurium vaillantii
infirmus Michx. (Aster)
infirmus Michx. (Doellingeria), see Aster infirmus
inflata (Huds.) (Gymnocolea)
inflata L. (Lobelia)
inflata Walt. (Utricularia)
inflata Sm. (Silene), see Silene vulgaris
inflata Sweet (Calystegia), see Calystegia sepium ssp. americana
inflata auct. (Carex), see Carex rostrata
inflatulus Suksdorf (Mimulus), see Mimulus breviflorus
inflatum (Suksd.) (Sisyrinchium)
inflexa Engelm. (Cuscuta), see Cuscuta coryli
inflexum Mackenzie & Bush. (Xanthium)
inflexus (L.) (Juncus)
inflexus Dougl. ex Hook. (Astragalus)
inflexus L. (Juncux), see Juncus inflexus
infundibuliformis Torr. (Phacelia)
ingens Palmgr. (Taraxacum)
iniens Bailey (Rubus)
injunctus (Rubus), see Rubus roribaccus
injunctus Bailey (Rubus), see Rubus roribaccus
innata (Coralliorrhiza), see Corallorhiza trifida
innata R. Br. (Corallorhiza), see Corallorhiza trifida
inobvius Bailey (Rubus), see Rubus michiganensis
inodora (Matricaria), see Tripleurospermum perforatum
inodora L. (Matricaria), see Tripleurospermum perforatum
inodorum (Aiton) (Nothoscordum)
inodorum (Tripleurospermum), see Tripleurospermum perforatum
inodorum L. (Tripleurospermum maritimum var.), see Tripleurospermum perforatum
inodorum Schultz Bip. (Tripleurospermum), see Tripleurospermum perforatum
inodorum × maritimum (Tripleurospermum)
inodorus L. (Philadelphus)
inodorus Greene (Mimulus), see Mimulus moschatus var. moniliformis
inophyllum L. (Calophyllum)
inopina Ashe (Quercus)
inops Ait. (Pinus), see Pinus virginiana
inornata Greene (Grindelia)
insecta Lindb. (Nardia)
insectifera L. (Ophrys)
inseptus Barneby (Astragalus atratus)
inseptus (Astragalus atratus var.), see Astragalus atratus var. inseptus
inserta (A. Kerner) (Parthenocissus)
insignis Duch. (Carludovica)
insignis Benth. (Nemophila)
insignis Bartl. (Oenothera)
?insignis Fries (Juncus alpinus var.), see Juncus alpinoarticulatus
?insignis Fries. (Juncus alpinus var.), see Juncus alpinoarticulatus
insignis Greene ( langsdorfii var.), see Mimulus guttatus
insignis Greene (Mimulus guttatus var.), see Mimulus guttatus
insititia (L.) (Prunus domestica)
insititia (Prunus), see Prunus domestica insititia
insititia L. (Prunus), see Prunus domestica insititia
insolens (Sarg.) (Crataegus lucorum)
insolens (Crataegus lucorum var.), see Crataegus lucorum var. insolens
insons Bailey (Rubus)
insperata Jepson (Quercus lobata var.), see Quercus lobata
insubrica Kunz (Gentiana)
insulanus Bailey (Rubus)
insularis Kellogg (Astragalus)
insularis Munz (Phacelia)
insularis Calder & Taylor ( pennellii var.), see Pedicularis parviflora parviflora
insularis Munz ( divaricata var.), see Phacelia insularis var. insularis
insularum Bomanss. ( inclinatum var.), see Bryum salinum
intectum Nels. (Eriogonum umbellatum)
integerrima (Lindb.) (Cephaloziella)
integerrima (L.) (Taenidia)
integerrima (Rydb.) (Grindelia nana)
integerrima (Celak.) (Camelina alyssum)
?integerrima (Med.) (Cotoneaster vulgaris)
integerrimum Spring, 1842 (Lycopodium clavatum)
integerrimum Lindb. (Dichiton), see Cephaloziella integerrima
integerrimus Nutt. (Senecio)
integerrimus Medik. (Cotoneaster)
integerrimus auct. (Cotoneaster), see Cotoneaster scandinavicus
integra (Nutt.) (Habenaria)
integra (Castilleja)
integra (Habernaria), see Habenaria integra
integra (Pyrola dentata var.), see Pyrola dentata
integra Nutt. (Gymnadeniopsis), see Habenaria integra
integra Nutt. (Habernaria), see Habenaria integra
integrata Gren. & Godr. (Lactuca scariola)
integrata (Lactuca scariola var.), see Lactuca scariola var. integrata
integrifolia (Muhl.) (Ambrosia trifida)
integrifolia Michx. (Bellis)
integrifolia DC. (Grindelia)
integrifolia Nutt. (Grindelia nana)
integrifolia (Boiss.) (Brassica elongata)
integrifolia DC. (Capsella bursa-pastoris)
integrifolia (Nutt.) (Cardamine)
integrifolia L. (Andryala)
integrifolia Bigel (Lactuca)
integrifolia (Gray) (Lactuca spicata)
integrifolia Gray (Knautia arvensis)
integrifolia Torr. (Phacelia)
integrifolia L. (Scutellaria)
integrifolia Hook. (Saxifraga)
integrifolia (Willd.) (Lagotis)
integrifolia (Ambrosia trifida var.), see Ambrosia trifida var. integrifolia
integrifolia (Capsella bursa pastoris f.), see Capsella bursa-pastoris f. integrifolia
integrifolia (Grindelia nana var.), see Grindelia nana var. integrifolia
integrifolia (Knautia arvensis f.), see Knautia arvensis f. integrifolia
integrifolia (Lactuca spicata var.), see Lactuca spicata var. integrifolia
integrifolia Nutt. ( squarrosa var.), see Grindelia nana var. integrifolia
integrifolium Wimm & Grab. (Cirsium arvense)
integrifolium (Hook.) (Eriophyllum lanatum)
integrifolium (Nutt.) (Thelypodium)
?integrifolium (Cirsium arvense f.), see Cirsium arvense var. integrifolium
?integrifolium Lindb. ( scoparium var.), see Dicranum scoparium
integrifolium (Cirsium arvense var.), see Cirsium arvense var. integrifolium
integrifolium (Pleurophragma), see Thelypodium integrifolium
integrifolium H. Lindb. ( bonjeanii var.), see Dicranum leioneuron
integrifolium Hook., see Eriophyllum lanatum var. integrifolium
integrifolium Lindb. (Mnium affine var.), see Plagiomnium ellipticum
integrifolius Nutt. (Aster)
integrifolius (L.) (Senecio)
integristipula Steph. (Calypogeia)
integriuscula Gray (Ipomoea hederacea)
intercedens H. Lindb. (Eriophorum), see Eriophorum russeolum rufescens
intercedens Hara (Anaphalis margaritacea var.), see Anaphalis margaritacea
interioides Hultén (Pedicularis sudetica)
interior Wiegand (Juncus)
interior Rydb. (Potamogeton)
interior Fern. (Phacelia dubia)
interior (Hultén) (Pedicularis sudetica)
interior Bailey (Carex), see Carex scirpoides
interior M.E. Jones (Astragalus purshii var.), see Astragalus purshii var. purshii
interioris Bailey (Rubus), see Rubus laudatus
interius Fern. (Maianthemum canadense var.), see Maianthemum canadense
interjecta Bailey (Carex debilis)
interjecta (Carex debilis var.), see Carex debilis var. interjecta
intermedia Schimp. (Ulota)
intermedia (Turn.) (Pottia)
intermedia (Muhl.) (Eleocharis)
intermedia (Wolfg.) (Najas marina)
intermedia Vasey (Danthonia)
intermedia (Ceropegia)
intermedia Cronq. (Balsamorhiza careyana)
intermedia Fisch. & Mey. (Amsinckia)
intermedia (Berzelia)
intermedia Wats. (Suaeda)
intermedia Hayne (Drosera)
intermedia (L.) (Corydalis)
intermedia Koch (Myriophyllum verticillatum)
intermedia (Vill.) (Galeopsis ladanum)
intermedia Hayne (Utricularia)
intermedia Ehrh. (Circaea)
intermedia (DC.) (Plantago major)
intermedia (T. Marsson) (Armeria maritima)
intermedia (Rydb.) (Potentilla glandulosa)
intermedia L. (Potentilla)
intermedia (Ehrh.) (Sorbus)
intermedia Piper (Boykinia major)
intermedia Rydb. (Physalis virginiana)
intermedia (Willdenow) (Dryopteris)
?intermedia (Myosotis), see Myosotis arvensis
?intermedia (Ruppia maritima f.), see Ruppia maritima
?intermedia Rydb. (Meriolix), see Oenothera serrulata
?intermedia Schur. (Carlina vulgaris var.), see Carlina vulgaris
?intermedia Thed. ( maritima f.), see Ruppia maritima
intermedia (Circaea ×), see Circaea intermedia
intermedia (Myriophyllum verticillatum f.), see Myriophyllum verticillatum f. intermedia
intermedia (Physalis virginiana var.), see Physalis virginiana var. intermedia
intermedia (Plantago major var.), see Plantago major intermedia
intermedia (Spiranthes ×), see Spiranthes × intermedia
intermedia ?Gilibert (Plantago major var.), see Plantago major intermedia
intermedia DC. (Plantago), see Plantago major intermedia
intermedia DC. (Tilia), see Tilia × europaea
intermedia Fenzl (Sagina), see Sagina nivalis
intermedia Fisch. & Mey. ( menziesii var.), see Amsinckia intermedia
intermedia Gooden. (Carex), see Carex disticha
intermedia Hoffm. (Callitriche), see Callitriche hamulata
intermedia Ledeb. (Nuphar ×), see Nuphar lutea × pumila
intermedia Rydb. (Kallstroemia), see Kallstroemia parviflora
intermedia Scribn. (Agrostis), see Agrostis perennans
intermedia T. Marsson (Armeria ×), see Armeria maritima intermedia
intermedia Thomas ex Gaudin (Betula ×), see Betula nana × pubescens
intermedia Tryon, 1942 (Dryopteris fragranas v. remotiuscula × spinulosa v.), see Dryopteris fragrans × intermedia
intermedia Willdenow ( spinulosa v.), see Dryopteris intermedia
intermedia Woot. p.p. (Phacelia), see Phacelia caerulea
intermedia Woot. p.p. (Phacelia), see Phacelia crenulata var. crenulata
intermedia auct. (Amsinckia), see Amsinckia micrantha
intermedia × marginalis Benedict, 1909 (Dryopteris)
intermedia × spinulosa Wherry, 1960 (Dryopteris)
intermedium (Brid.) (Bryum)
intermedium Limpr. (Gymnomitrion concinnatum)
intermedium Bicknell (Sisyrinchium)
intermedium (Aconitum)
intermedium (Eaton) (Botrychium multifidum)
intermedium Eaton (Equisetum hyemale v.), see Equisetum × ferrisii
intermedium Eaton, 1879 (Botrychium ternatum v. australe subv.), see Botrychium multifidum v. intermedium
intermedium Ehrh. (Geum ×), see Geum rivale × urbanum
intermedium Fr. (Lamium), see Lamium confertum
intermedium Muhlenberg, 1810 (Polypodium), see Dryopteris intermedia
intermedium Ruthe (Vaccinium ×), see Vaccinium myrtillus × vitis-idaea
intermedium Sarvela (Gymnocarpium ×), see Gymnocarpium continentale × dryopteris
intermedium Schult. (Galium), see Galium schultesii
intermedium Willdenow, 1810 (Aspidium), see Dryopteris intermedia
intermedius (Lindb.) (Drepanocladus)
intermedius Gray (Aster occidentalis)
intermedius (Rydb.) (Physocarpus opulifolius)
?intermedius (Ranunculus), see Ranunculus flammula
intermedius (Physocarpus opulifolius var.), see Physocarpus opulifolius var. intermedius
intermedius Lindb. ( resolvens ssp.), see Drepanocladus intermedius
intermedius Lindb. ( resolvens var.), see Drepanocladus intermedius
intermedius Rydb. (Opulaster), see Physocarpus opulifolius var. intermedius
intermontanus (Heller) (Lupinus pusillus)
internatum Brenner (Hieracium)
interrupta H. Lindb. (Mentha litoralis f.), see Mentha × verticillata
interruptum (Norrl.) (Pilosella)
interruptum Norrl. (Hieracium), see Pilosella interruptum
interruptus Kitaibel (Potamogeton)
interstincta (Vahl.) (Eleocharis)
intertexta (Bentham) (Navarretia)
intertextus (Greene) (Ranunculus natans)
intonsa Fernald. (Salix lucida)
intonsa (Salix lucida var.), see Salix lucida var. intonsa
intonsa Sheldon, see Astragalus villosus
intonsus Butt. & St. John (Lathyrus venosus)
intricata (Lindb.) (Marsupella boeckii)
intricata Trel. (Quercus)
intricata auct. (Crategus), see Crataegus grayana
intricatum (Hartm.) (Orthothecium)
intrigata J. Lange (Crataegus), see Crataegus coccinea
intrigata Sarg. not J. Lange (Crataegus), see Crataegus apposita
intumescens Rudge (Carex)
intybus L. (Cichorium)
Inula L. (Asteraceae)
inuloides (Fischer ex Janka) (Phalacrachena)
inundata (Oakes) (Rhynchospora macrostachya)
inundata J.T. Howell (Phacelia)
inundata (L.) (Lycopodiella)
inundata (Lycopodium), see Lycopodiella inundata
inundata (Rhynchospora macrostachya var.), see Rhynchospora macrostachya var. inundata
inundata L. (Lepidoptis), see Lycopodiella inundata
inundatum (Russow) (Sphagnum auriculatum)
inundatum (Lycopodium), see Lycopodiella inundata
inundatum L., 1753 (Lycopodium), see Lycopodiella inundata
inundatum Russow ( subsecundum var.), see Sphagnum auriculatum var. inundatum
inundatum Russow (Sphagnum), see Sphagnum auriculatum var. inundatum
inundatus Drejer (Juncus ×), see Juncus balticus × filiformis
invenusta (Greene) (Wyethia)
inversus M.E. Jones (Astragalus)
inverta (Nels. & Macbr.) (Castilleja)
invisa (W. Boott) (Carex hormathodes)
invisa (Carex hormathodes var.), see Carex hormathodes var. invisa
invisus (Bailey) (Rubus)
involucrata (Nutt.) (Bidens)
involucrata (Richardson) (Lonicera)
involucrata Rottb. (Gentiana)
involucrata (T. & G.) (Callirhoe)
involucrata Baill. (Davidia)
involucrata Nutt. (Coreopsis), see Bidens involucrata
involucratum Dahlst. (Taraxacum)
involuta Bab. (Carex ×), see Carex rostrata × vesicaria
inyoensis Sheldon (Astragalus)
inyoensis (J.F. Macbr.) (Phacelia)
inyoensis J.F. Macbr. (Miltitzia), see Phacelia inyoensis
iodandra Robinson (Bartonia)
iodanthus S. Wats. (Astragalus)
iodanthus (Astragalsu iodanthus var.), see Astragalus iodanthus var. iodanthus
iodopetalus (Rydb.) (Astragalus)
ioensis (Wood) (Malus)
ioensis (Pyrus), see Malus ioensis
ioensis Wood (Pyrus coronaria var.), see Malus ioensis
ioensis Wood (Pyrus), see Malus ioensis
iowense (Pammel) (Cirsium)
?iowense Rydb. (Chrysosplenium), see Chrysosplenium tetrandrum
iowense Rydb. (Chrysosplenium), see Chrysosplenium tetrandrum
ipecacuanha (Brot.) (Cephaelis)
ipecacuanha Baill. (Hybanthus)
ipecacuanhae L (Euphorbia)
Ipomoea L. (Convolvulaceae)
Iridaceae Juss. (Liliopsida)
irio L. (Sisymbrium)
Iris L. (Iridaceae)
irrasa Sarg. (Crataegus)
irregularis Bailey (Rubus), see Rubus canadensis
irrigata Lindb. (Poa), see Poa humilis
irrigatum Zett. ( commutatum var.), see Cratoneuron commutatum var. fluctuans
irrigatum Zett. ( glaucum var.), see Cratoneuron commutatum var. fluctuans
irrigua (Nees) (Scapania)
irrigua (Wahlenb.) (Carex magellanica)
irrigua (Carex paupercula var.), see Carex magellanica irrigua
irrigua (Carex), see Carex magellanica irrigua
irrigua Dougl., see Ribes irriguum
irrigua Wahlenb. (Carex paupercula var.), see Carex magellanica irrigua
irrigua Wahlenb. (Carex), see Carex magellanica irrigua
irriguum Dougl. (Ribes)
irriguum Dougl. ( divaricatum var.), see Ribes irriguum
irriguum Dougl. ( oxyacanthoides ssp.), see Ribes irriguum
irriguum Dougl. ( oxyacanthoides var.), see Ribes irriguum
irriguum Hook. & Wils. (Hygroamblystegium), see Hygroamblystegium tenax
Irvingia (Irvingiaceae)
Irvingiaceae (Magnoliopsida)
Isachne (Poaceae)
Isatis L. (Brassicaceae)
ischaemum (Schreber) (Digitaria)
iselyi Welsh (Astragalus)
islandica (Gentianella campestris)
islandica L. (Koenigia)
islandica Nees, see Pleuroclada albescens
islandica auct. (Rorippa), see Rorippa palustris
Isoetaceae (Lycopsida)
Isoetes L. (Isoetaceae)
isoetiformis J. G. Sm. (Sagittaria), see Sagittaria teres
isogyna Fr. (Carex dioica)
isogyna (Carex dioeca f.), see Carex dioica f. isogyna
Isolepis R. Br. (Cyperaceae)
Isopterygium Mitt. (Plagiotheciaceae)
Isopyrum (Ranunculaceae)
Isothecium Brid. (Lembophyllaceae)
Isotrema Raf. (Aristolochiaceae), see Aristolochia
ispahanensis (Prunus persica)
isthmensis (Capparis)
isthmia Killip (Passiflora foetida)
isthmicola H. Lindb. (Taraxacum)
italica (L.) (Setaria)
italica Retz. (Anchusa)
italica (Moench) (Populus nigra)
italica (Populus nigra var.), see Populus nigra var. italica
italica ?Du Roi (Populus nigra var.), see Populus nigra var. italica
italicum (Helichrysum)
italicum (Moretti) (Xanthium strumarium)
italicum L. (Echium)
italicum A. Br. (Lolium), see Lolium multiflorum
italicum Moretti (Xanthium), see Xanthium strumarium italicum
italicus Miller (Gladiolus)
Iteaceae (Magnoliopsida), see Escalloniaceae
Iteaceae J. Agardh., 1858 (Magnoliopsida), see Escalloniaceae
ithacanus Bailey (Rubus)
ithyphylla Brid. (Bartramia)
Iva L. (Asteraceae)
Ivesia Torr. & Gray, 1857 (Rosaceae)
ivesiana Torr. (Phacelia)
ivesii Britton (Acerates viridiflora var.), see Acerates viridiflora var. lanceolata
ixocarpa Brotero (Physalis)
ixoderme Quick (Ribes menziesii)
ixodes Kellogg (Phacelia)
Ixonanthaceae (Magnoliopsida)
Ixonanthes (Ixonanthaceae)

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