Trudy Imperatorskago S.-Petersburgskago Obshchestva Estestvoispytatelei. Vypusk 4, Otdelenie Botaniki
- Title: Trudy Imperatorskago S.-Petersburgskago Obshchestva Estestvoispytatelei. Vypusk 4, Otdelenie Botaniki
- Original title: Труды Санкт-Петербургскаго Общества естествоиспытателей. Выпускъ 4, Отдѣленiе ботаники
- Title transliterated in full: Trudy Sankt-Peterburgskago Obshchestva Estestvoispytatelei. Vypusk 4, Otdelenie botaniki
- Parallel title: Travaux de la Société des Naturalistes de St.-Pétersbourg. Fasc. 4. Section de Botanique
- Abbreviation: Trudy Imp. S.-Peterburgsk. Obshch. Estestvoisp., Vyp. 4, Otd. Bot.
- Publication: 1909
- Volume contents: Vol. 40
- Preceded by: Botanicheskii Zhurnal (St.-Petersburg) (1906–1909) [as vols. 35.1906/1907–37.1908/1909]
- Superseded by: Trudy Imperatorskago S.-Petersburgskago Obshchestva Estestvoispytatelei. Vypusk 3, Otdelenie Botaniki
- City: St.-Petersburg
- Country: Russian Empire [now Russian Federation]
- Language: Russian