Papilio machaon, the Artemisia Swallowtail, can be found in AK,WA,ID,WY,ND,SD,CA,NV,NE,UT,KS,AZ,NM,MO, and WI.
Favorite nectar plants include: Buddleja, Cirsium, Lantana, Taraxacum, and Verbena
USDA Growing Zones for these plants include: 3,4,5,6,7,8,9,10,11

Host plants:
Aegopodium podagraria
Ammi majus
Ammi visnaga
Anethum graveolens
Angelica
Angelica archangelica
Angelica dahurica
Angelica decursiva
Angelica genuflexa
Angelica gmelini
Angelica hirsutiflora
Angelica japonica
Angelica keiskei
Angelica longeradiata
Angelica morii
Angelica morrisonicola
Angelica polymorpha
Angelica pubescens
Angelica silvestris
Angelica ursina
Apium graveolens
Artemisia arctica
Artemisia dracunculus
Artemisia norvegica
Carum carvi
Carum holopetalum
Cicuta virosa
Citrus
Citrus limon
Conioselinum
Conium maculatum
Coriandrum sativum
Cosmos bipinnatus
Cryptotaenia canadensis
Cryptotaenia japonica
Daucus
Daucus carota
Daucus carota sativus
Dictamnus
Ducrosia anethifolia
Foeniculum vulgare
Foeniculum vulgare piperitum
Glehnia littoralis
Haplophyllum acutifolium
Haplophyllum pedicellatum
Haplophyllum tuberculatum
Heracleum maximum
Heracleum sphondylium
Levisticum officinale
Ligusticum scoticum
Malacocarpus erithmifolius
Pastinaca
Pastinaca sativa
Petasites
Petasites frigidus
Petasites frigidus palmatus
Petroselinum crispum
Peucedanum formosanum
Peucedanum litorale
Peucedanum multivittatum
Peucedanum palustre
Phellodendron amurense
Pimpinella saxifraga
Poncirus trifoliata
Ruta
Ruta angustifolia
Ruta graveolens
Ruta montana
Selinum dawsonii
Seseli libanotis japonica
Tamarix tenuissima
Thamnosma
Tilingia ajanensis
Zanthoxylum schinifolium
Zizia aptera

PD image courtesy of
Adrian

CC0 image courtesy of
Anna N. Chapman