Scientific visitors

The herbarium is open to scientists from Monday to Friday (except on public holidays), from 8:00 to 17:00.

However, it is important to send a request well in advance by e-mail to      or

The phanerogamic herbarium and the cryptogamic herbarium are located on two different sites.

All requests (information, loan, images, gift, and exchange) should be addressed to
or to

  • What you should know before requesting a loan       (ajouter lien document)
  • Loan regulations for herbarium specimens                                              (ajouter lien document)
  • Request for destructive sampling                                                         (ajouter lien document)
  • Compliance with the Nagoya agreement                                                                                    (ajouter lien document)

Important information regarding loan returns : Loans must be returned by traceable postal service, and Herbarium G must be informed about the shipment, including the tracking number, by e-mail. See the loan regulations for detailed information.

Studio apartments for scientific visitors

Within the CJB there are two studio apartments available on reservation. The price per night is CHF 60.- by single occupancy and CHF 100.- by double occupancy. Both studio apartments have two single beds, a kitchenette and a bathroom. Sheets and towels are provided.

When renting a studio apartment, arrival is only possible from Monday to Friday during opening hours of the reception (8:00 – 12:00 & 13:00 – 16:45). Arrivals are not possible during week-ends and public holidays.

Accomodation near the CJBG

Meininger Hotel Genève Centre                  Tel. : + 41 22 518 03 49

Rue de Lyon 118
1203 Geneva

Meininger Hotel Genève Centre

Hôtel-Pension Silva                                     Tel. : +41 22 749 18 10

Rue Jean-Robert-Chouet 7
1202 Geneva                                         

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