| Criteria: found in Siskiyou County • is not native • group by lifeform | ||||
| 532 records | include photos for these plants | # number of sources | ||
| Scientific Name | Common Name | Lifeform | # |
Lifeform: Annual | 256 plants | ||
|
Lifeform: Biennial | 3 plants | ||
|
Lifeform: Perennial | 218 plants | ||
|
Lifeform: Fern | 2 plants | ||
Lifeform: Shrub | 39 plants | ||
| Acer platanoides | Norway maple | Tree, Shrub | 3 |
| Berberis vulgaris | Common barberry | Shrub | 1 |
| Betula papyrifera | Paper birch | Shrub | 22 |
| Buddleja davidii ! | Butterfly bush | Tree, Shrub | 6 |
| Calystegia silvatica | Shortstalk false bindweed | Vine, Shrub | |
| Calystegia silvatica ssp. disjuncta | Shortstalk false bindweed | Vine, Shrub | |
| Cercis canadensis | Eastern redbud | Tree, Shrub | 66 |
| Colutea arborescens | Bladder senna | Tree, Shrub | 1 |
| Coronilla varia | Purple crownvetch | Shrub | 4 |
| Crataegus monogyna ! | Hawthorn | Shrub | 2 |
| Cytisus scoparius ! | Scotch broom | Shrub | 1 |
| Genista monspessulana ! | French broom | Shrub | |
| Hedera helix ! | English ivy | Vine, Shrub | 6 |
| Holodiscus dumosus | Rockspirea | Shrub | 40 |
| Hypericum androsaemum ! | Sweet amber | Shrub | 3 |
| Ilex aquifolium ! | Holly | Tree, Shrub | 3 |
| Lonicera tatarica | Tatarian honeysuckle | Shrub | 6 |
| Lycium barbarum | Matrimony vine | Shrub | 1 |
| Pyracantha crenatoserrata | Chinese firethorn | Shrub | 5 |
| Pyracantha fortuneana | Chinese firethorn | Shrub | 5 |
| Robinia hispida | Bristly locust | Tree, Shrub | |
| Rosa canina | Dog rose | Shrub | |
| Rosa multiflora | Multiflora rose | Shrub, Vine | 1 |
| Rosa rubiginosa | Sweet brier | Shrub | 3 |
| Rubus armeniacus ! | Himalayan blackberry | Shrub | |
| Rubus discolor | Blackberry | Shrub | |
| Rubus fruticosus | Shrubby blackberry | Vine, Shrub | |
| Rubus laciniatus | Cut leaved blackberry | Shrub | |
| Rubus ulmifolius | Elmleaf blackberry | Vine, Shrub | |
| Salvia pratensis | Introduced sage | Shrub | 3 |
| Santolina chamaecyparissus | Lavender cotton | Shrub | 18 |
| Scutellaria angustifolia | Narrowleaf skullcap | Shrub | 5 |
| Senecio lugens | Small blacktip ragwort | Shrub | |
| Solanum dulcamara | Bittersweet | Vine, Shrub | 1 |
| Solanum physalifolium | Hoe nightshade | Shrub | |
| Solanum villosum | Hairy nightshade | Shrub | |
| Spartium junceum ! | Spanish broom | Shrub | 2 |
| Tamarix parviflora | Tamarisk | Tree, Shrub | |
| Viburnum opulus | European cranberrybush | Shrub | 4 |
|
Lifeform: Tree | 11 plants | ||
|
Lifeform: Vine | 2 plants | ||
|
Pink background indicates a plant is non-native.
! indicates a plant is potentially invasive. |
||
| NB: found in Siskiyou County is intended to indicate only plants found growing in the wild. However, the evidence is not always clear, and may occasionally include plants found in cultivation. To verify the wild presence of any particular plant in the list above, please click through to Calflora and look closely at the observations in this county. | ||