This is the 13151st most frequent Swedish word.
tistel
Thistle.
In this sentence, 'tistel' is used as a singular noun referring to the plant in a neutral statement about its habitat.
En tistel växer ofta på torra och soliga marker.
A thistle often grows in dry and sunny areas.
Here, 'tistel' is used as a singular noun in an object position, describing the plant specifically in the act of picking.
Jag plockade en vacker tistel från ängen.
I picked a beautiful thistle from the meadow.
In this instance, 'tistlar' (plural of 'tistel') is used to generalize and describe characteristics of multiple plants.