CISAC has compiled the list below of over 1,700 species known to be invasive in California or a potential threat for introduction to the state. Please use the comment form below to let us know about: taxa that should be added or removed; species information that you would change; and species that you think should be a high priority for having a scorecard completed (choose Review Scorecards to see the list of scorecards already drafted). Make sure to click Save. Previous comments are displayed at the bottom of the page.
Download Species List (.csv) (to open in a Spreadsheet program)
This data download is provided to aid in the review of the draft invasive species list. We discourage other use of this data until it has been revised and finalized.
| Scientific Name | Common Name | Type | Subtype | Extent |
Risk of Introduction |
First Source | |
|---|---|---|---|---|---|---|---|
| Candidatus fragariae | Marginal chlororsis | disease | bacterium | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Candidatus Phlomobacter fragariae | Marginal chlororsis | disease | bacterium | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Erwinia salicis | Watermark Disease | disease | bacterium | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Pseudomonas avellanae | Bacterial Canker of Hazelnut | disease | bacterium | VALUE REQUIRED | VALUE REQUIRED | CACASA | |
| Pseudomonas celebensis | Blood disease bacterium of banana | disease | bacterium | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Pseudomonas celebensis | Freckle | disease | bacterium | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Pseudomonas lignicola | Bacterial Stain | disease | bacterium | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Pseudomonas lignicola | Potato Leaflet Stunt | disease | bacterium | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Unknown pathogenic bacterium | Wheat Yellowing Stripe Bacterium | disease | bacterium | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Xanthomonas acernea | Cotton small leaf agent | disease | bacterium | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Xanthomonas albilineans | Sugarcane Wilt | disease | bacterium | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Xanthomonas axonopodis manihotis | Cassava Bacterial Blight | disease | bacterium | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Xanthomonas axonopodis pv. Dieffenbachiae | Anthurium Blight | disease | bacterium | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Xanthomonas axonopodis vasculorum | Sugarcane Gumming Disease | disease | bacterium | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Xanthomonas campestris pv vasculorum | Sugarcane Gumming Disease | disease | bacterium | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Xanthomonas oryzae pv. oryzae | Bacterial Leaf Blight of Rice/Select agent | disease | bacterium | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Xanthomonas oryzae pv. oryzicola | Bacterial Leaf Streak of Rice/Select Agent | disease | bacterium | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Xanthomonas populi | Grapevine Infectious Necrosis Bacterium | disease | bacterium | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Xanthomonas populi | Poplar Canker | disease | bacterium | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Xanthomonas vasculorum | Bacterial Blight of Sugarcane | disease | bacterium | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Aecidium hydrangeae-paniculatae | alt: Puccinia glyceriae/ rust on Hydrangea spp. and Glyceria spp. | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Aecidium mori | Mulberry Rust | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Armillaria limonea | Armillaria Root Disease | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Ceratocystis (Ophiostoma) ulmi | Dutch elm disease | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Ceratocystis fimbriata | black rot | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Ceratocystis moniliformis | Cocoa ceratocystis wilt | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Ceratocystis nothogafi | Blue Stain Fungus | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Ceratocystis novae-zelandiae | wood-staining | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Ceratocystis tenella | Blue Stain | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Cercospora pini-densiflorae | Needle blight | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Chalara australis | Vascular stain fungus | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Chrysomyxa abietis | Spruce Needle Rust | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Chrysomyxa himalensis | Spruce Needle Rust | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Chrysomyxa ledi var. rhododendri | Rhododendron-spruce Needle Rust | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Cochliobolus miyabeanus | Brown Spot of Rice | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Coniothyrium spp. | canker in elm | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Cordyceps spp. | Fungal Disease of Bees | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Cornuvesica falcata | New Zealand wood rot | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Crinipellis perniciosa | Witches Broom Fungus in cocoa | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Cyclaneusma minus | Cyclaneusma Needle Cast | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Diaporthe mali | Leaf, Branch, and Fruit Disease | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Elsinoe australis | Sweet Orange Scab | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Elsinoe batatas | sweet potato scab | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Erythricium salmonicolor | Pink Disease | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Fusarium fuliginosporum | Seeding Disease/seedling rot of Deodar cedar | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Fusarium oxysporum f.sp. fragariae | Fusarium wilt of strawberry | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Ganoderma mastoporum | Artist Conk | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Gremmeniella abietina | Scleroderris Canker | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Guignardia citricarpa | Citrus Black Spot | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Guignardia musae | Freckle disease of Banana | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Guignardia piricola | Leaf, Branch, and Fruit Disease | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Hemileia vastatrix | Coffee Rust | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Ischnoderma rosulata | Wood decay | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Junghuhnia vincta | Corm dry rot | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Lachnellula willkommii | Eurpoean larch canker | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Leptographium procerum | Leptographium root disease | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Leptographium truncatum | Root Disease | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Melampsora pinitorqua | Twist Rust | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Melanomma glumarum | Glume Blotch | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Monilinia fructigena | Brown Rot of Fruit | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Moniliophthora roreri | Watery Pod Rot | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Mycosphaerella dearnesii | Brown Spot Needle Blight | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Mycosphaerella pini | Red Band Needle Blight | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Oncobasidium theobromae | Vascular Streak Die-back of cocoa | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Oospora oryzetorum | Blight | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Ophiostoma (Ceratocystis) ulmi | Dutch elm disease | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Ophiostoma huntii | Blue Stain | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Ophiostoma ips | Blue Stain Fungus | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Ophiostoma piceae | Blue stain | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Ophiostoma piceaperdum | Laural Wilt | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Ophiostoma piliferum | Blue stain | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Ophiostoma pluriannulatum | Wood stain | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Pestalotiopsis disseminata | Parasitic Leaf Fungus | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Phacidiopycnis pseudotsuga | Douglas Fir Canker | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Phaeoramularia angolensis | Phaeoramularia Fruit and Leaf Spot | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Phellinus noxius | Brown root rot | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Phellinus senex | Stem decay | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Phialophora cinerescens | Phialophora wilt of carnations and strawberries | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Phlebia chrysocrea | Wood decay | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Phoma tracheiphila | Mal Secco | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Phyllosticta colocasiophila | Phyllosticta Leafspot | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Physoderma zeae-maydis | Brown Spot of Corn | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Pseudocercospora timorensis | Sweet Potato leaf spot | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Pseudopezicula tracheiphila | Rotbrenner | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Puccinia mccleanii | Rust | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Pucciniastrum actinidae | Rust | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Pucciniastrum areolatum | Cherry-Spruce Rust | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Rhacodiella vitis | Chestnut rot | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Rhacodiella vitis | Sterenberg fungus | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Rosellinia necratrix | Dematophora Root Rot | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Septoria melanosa | Elenk fungus | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Sphaeropsis sapinea | Diplodia Shoot Blight | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Stephanoderes hampei | Coffee fungus | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Stereum hiugense | White Rot | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Stigmina deflectans | Needlecast Disease | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Trachysphaera fructigena | Mealy Pod Diseases of Cushy Gall Disease | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Trametes versicolor | Wood decay | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | USDA pest | |
| Triphragmiopsis laricinum | Brown Needle Rust | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Uredo dioscoreae-alatae | Graminicolous Rust | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Uredo gladioli-buettneri | Graminicolous Rust | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS |
