Plants › Legumes
spiny senna
Senna armata
25 photos
Study shows up to four per card, from different observers, so you learn the species rather than one picture. Heart the good ones and swap any you do not like.
Photos you add are credited to you, and you keep the copyright.
Easily confused with
silver sennaSenna artemisioides
BrittlebushEncelia farinosa
Rubber RabbitbrushEricameria nauseosa
rush milkweedAsclepias subulata
Turpentine BroomThamnosma montana
Paperbag BushScutellaria mexicana
chuparosaJusticia californica
Nevada JointfirEphedra nevadensis
Study checks a spoken answer against these, and tells you which one you named.
Where it is recorded
| United States | 2,564 |
|---|---|
| California | 2,027 |
| Nevada | 151 |
| Arizona | 71 |
| Mexico | 12 |
| Baja California | 12 |
Counts show where people looked, not only where it lives.
Traits
Group and habits
- Shrub growth formListed by a harvested source as having a shrub or bush growth form.USDA PLANTS Characteristics
- Perennial plantListed by a harvested source as having a perennial life duration.USDA PLANTS Characteristics
- Nitrogen fixingDescends from a plant lineage commonly associated with nitrogen-fixing symbioses.Inferred from its group
Classification
| Kingdom | Plants · Plantae |
|---|---|
| Phylum | Vascular Plants · Tracheophyta |
| Class | Dicots · Magnoliopsida |
| Order | Legumes, Milkworts, and Allies · Fabales |
| Family | Legumes · Fabaceae |
| Genus | sennas · Senna |
Sources
- Names, taxonomy and observation counts: www.inaturalist.org
- Photos and recordings: the creator and source are on each one.
- Traits: USDA PLANTS Characteristics (U.S. Government work / public domain)
- How much to rely on each source
Remember the name next time.
Practise spiny senna with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.