Devil's walkingsticks
(in progress, not a comprehensive list of spp or traits)
More reliable characteristics
| Aralia spinosa (devil's walkingstick, native to US) |
Aralia elata (Japanese angelica tree, not native to US) |
|
|---|---|---|
| Inflorescence | Inflorescence longer, often 1 to 1.2 meters long, WITH a distinct central axis (typically longer than wide, base usually elevated above foliage) | Inflorescence shorter, typically 30 to 60 cm long, WITHOUT a distinct central axis (often wider than long, with base usually surrounded by and overtopped by foliage) |
| Leaf veins | Main lateral veins branching and diminishing in size before reaching the leaf margin (smaller branching veins may run to the tips of the teeth) | Main lateral veins running all the way to the tips of the teeth at the leaf margin |
Less reliable characteristics
| Leaflet length | Considerable overlap with A. elata, but tend to be 5 to 7 cm long | Considerable overlap with A. spinosa, but tend to be 5 to 12 cm long |
| Petiolule | Usually with a distinct petiole longer than 2 mm, but it is variable | Mostly sessile or with a very short petiolule |
| Leaf hairiness | Sparse hairs or hairless on underside | Usually hairy on the underside |
| Branchlet color | Usually light brown | Usually light grey |
Sources:
https://gobotany.nativeplanttrust.org/dkey/aralia/
https://www.nybg.org/files/scientists/rnaczi/Mistaken_Identity_Final.pdf



