Plants
Hairy Rockcress
Arabis hirsuta
28 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
Tower MustardTurritis glabra
hairy bittercressCardamine hirsuta
Eschscholtz's hairy rockcressArabis eschscholtziana
Slender RockcressArabis pycnocarpa
hoary alyssumBerteroa incana
mouse-ear cressArabidopsis thaliana
shepherd's-purseCapsella bursa-pastoris
Tower CressPseudoturritis turrita
Study checks a spoken answer against these, and tells you which one you named.
Where it is recorded
| United States | 34,129 |
|---|---|
| Alaska | 32,906 |
| Canada | 932 |
| Austria | 271 |
| Ontario | 167 |
| British Columbia | 155 |
| Nunavut | 121 |
| Alberta | 116 |
| Germany | 115 |
| Italy | 115 |
Counts show where people looked, not only where it lives.
Traits
Group and habits
- Forb or herb growth formListed by a harvested source as having a forb or herbaceous growth form.USDA PLANTS Characteristics
- Annual plantListed by a harvested source as having an annual life duration.USDA PLANTS Characteristics
- Biennial plantListed by a harvested source as having a biennial life duration.USDA PLANTS Characteristics
- Perennial plantListed by a harvested source as having a perennial life duration.USDA PLANTS Characteristics
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 Hairy Rockcress with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.