Periwinkle (los ntawm Latin lub Vinca - los qhwv ncig, gird) yog cov nroj tsuag ntoo nyob rau hauv av los yog cov nroj ntsev, yog li nyuaj rau hauv ntau lub tebchaws nws ua cim tseem ceeb thiab kev loj hlob, muaj peev xwm tiv thaiv kab mob kev nkeeg, kev siab phem ntsuj plig thiab lub siab phem, kev hlub thiab kev zoo siab.
Qeb Irgi Paj
Txawm tias, irga yog Mongolian lub npe lub npe "ntoo nrog cov ntoo tawv". Nyob rau hauv qhov chaw ib puag ncig, irga yog muab faib rau tag nrho cov teb chaws ntawm qhov chaw txias. Korinka (lub thib ob lub npe ntawm irgi) yog ib tug medicinal nroj tsuag, thiab txhua yam yog tseem ceeb nyob rau hauv nws: los ntawm bark mus rau berries. Dab tsi yog pab tau irga Vim nws muaj pes tsawg leeg, irga muaj ntau cov khoom tseem ceeb.