| Classification | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Microsphaera | 
| Classification 1 | Fungi: Ascomycota: Erysiphales: Erysiphaceae: Erysiphe | 
| Barcode(s) | 00965519 | 
| Type Status | Type | 
| Collector | G. Arnaud | 
| Country | France | 
| Geography | Europe: Europe (Region) (Region): France: Occitanie: Gard | 
| Locality | Cavillargues (Gard). France meridionale. | 
| Date Collected | 1911-12-30 | 
| Substrate | Sur feuilles [on leaves] de ... | 
| Host | Quercus sessiliflora Smith (= Quercus Robur L. pr.p.) | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/3923426d-4483-4ab4-b1bb-e37c369c4ca2 | 
| Harvard University Herbaria Barcode | 00965519 | 
| Herbarium | FH | 
| Family | Erysiphaceae | 
| Type Status |  Type | 
| Type of |  Microsphaera alphitoides Griffon & Maublanc | 
| Determination Remarks |  [filed under] | 
| Taxon Reference | (for  Microsphaera alphitoides Griffon & Maublanc) Bull. Soc. Mycol. France 1912. 28(1): 103. | 
| Family | Erysiphaceae | 
| Determination |  Erysiphe quercicola S. Takamatsu & U. Braun | 
| Date Determined | 2025 | 
| Determination Remarks |  [current name] | 
| Family | Erysiphaceae | 
| Determination |  Microsphaera quercina (Schweinitz) Griffiths | 
| Determination Remarks |  [label name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |