Nashagul (Rudbeckia), jinsi rastanihoi yak, du yo bisyorsolai alafi, mansubi murakkabgulho Poyai baland, bargi purra yo parshakl, gultudai sabatak, guljoyai barjastai dumchabargash nugtez dorad. Zabonchagulash besamar, odatan zard yo norinji buda, naychagulash dujinsai beshtar qirmizi meboshad. Qarib 30 namudi Nashagul asosan dar dashthoi Amerikai Shimo- li meruyad. Aksar namudhoi Nashagul oroishi buda, az iyul to oktyabr gul mekunand. Nashagul rastanii khushkitobovar ast. Onro chun digar gulhoi balandqad baroi buttadevor va chorbog istifoda mebarand. Nashagulro az tukhm va bekhjast ziyod mekunand. Dar Tojikistoya 4 namudi Nashagul (R. ful- qida, R. hirta, R. laciniata va R. spe- ciosa) az coli 1940 parvarish karda meshavad. R. hirta rastenii yaksola buda, balandiash 0,50—0,75 metr, gulash zard yo zardi tillorang ast. R. ful- qiaa, R. laciniata va R. speciosa pactanihoi bisyorsolai qadashon 0,8— 2,5 i buda, guli zard, zardi tillorang yo zardi baland dorand.
Adabiyot: Svetovodstvo v gorodakh i posyolkakh Tadjikistana, Dushanbe, 1965; Poletiko O. M., Mishenkova A. P., Dekorativnie travyanistie rasteniya, otkritogo grunta, Leningrad, J967.