Lepcha, Dawa Lhendup Studies on Paris polyphylla from Sikkim Himalaya: ecology, physiology and regeneration Ph.D Dawa Lhendup Lepcha Dr. D.R. Chhetri - Gangtok: Sikkim University, 2021. - 313 p. - Department of Botany . English Subjects--Topical Terms: Sikkim Himalaya.ecology.physiology. Dewey Class. No.: 584.350954167 / LEP/S