🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaTürkçeРусскийالعربية日本語EntityQ2582566· pop 16· linked from 109 articlesRoger Jean HeimFrench botanist (1900–1979)ConnectionsFranceCountryParisEntityCategories1900 births1979 deaths20th-century French botanistsBotanists with author abbreviationsMembers of the American Philosophical SocietyPresidents of the International Union for Conservation of NatureUniversity of Paris alumni