ER Walker; Elda Walker; Elda R Walker; Elda Rema Walker; E. R. Walker; Elda R. Walker
十月 02, 1877 – 六月 11, 1971
botanist, university teacher, botanical collector
botanist (1877-1971)
http://www.wikidata.org/entity/Q70510027
美国
新西兰