Quang Binh Prov., Tuyen Hoa Distr., Lam Hoa municipality, Hung village, around point 17°55’41”N 105°49’43”E. Highly degraded primary and secondary evergreen broadleaved forest on very steep rocky slopes of remnant limestone hills composed with highly eroded marble-like crystalline limestone at elev. 200-300 m a.s.l. Lithophytic herb to 1.5 m tall in humid wet depression between limestone hills. Flowers yellow. Occasional.
Record creation: 2026-03-19, Galina Savich, PhotoScan D2Citation: Specimen LE 01317473 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01317473