A catalogue of Western manuscripts at the Bodleian Libraries and selected Oxford colleges

MS. e Mus. 122

Summary Catalogue no.: 3560

De simplicibus medicinae ('Circa instans'), etc.; 15th century


Matthaeus Platearius (?), De simplicibus medicinae
Rubric: Tractatus de simplicibus medicinis, auctore Johanne Mateario medico Salernitano

Known as 'Circa instans', because the pref. beg. 'Circa instans negotium in simplicibus medicinis': here without title or author's name. The work is arranged alphabetically, beginning with 'Aloen': on fol. '379' is added the latter part (Y-Z) of a similar treatise.

Language(s): Latin
2. (fol. '427av')
Rubric: Tractatus de unguentis & pillulis
Incipit: Pomum ambre diminutum sic fit
Incipit: Pillule ante cibum peroptime

Cf. eTK 1057D ('Pomum ambre est duplicatum'), 1049C (?)

Language(s): Latin
3. (fol. '430')
Medical recipes
Rubric: Tractatus de pulueribus
Incipit: Puluis ad discoloratos
Language(s): Latin

Physical Description

Form: codex
Support: parchment
Extent: i + '379'-'431' leaves (but 427 is double)
Dimensions (binding): 9.75 × 7.375 in.


2 cols.


Coloured capitals.


Origin: 15th century

Provenance and Acquisition

The volume was once fols. '379'-'430' of a larger volume.

The book first appears in Bodleian lists about 1655.

Record Sources

Description adapted (July 2022) from the Summary Catalogue (1937), with additional reference to published literature as cited.

Digital Images

Digital Bodleian (full digital facsimile)

Last Substantive Revision

2022-07: Description revised to incorporate all information in Summary Catalogue.