| Name | Lamb, Ivan Mackenzie, Metzger, Ursula V. & Medrano, Francisco González | 
| Agent type | Team/Group | 
| First date collected | 1967 | 
| Remarks | Leprocaulon gracilescens (Nylander) I. M. Lamb & ward specimen (FH) | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/f35dcb54-8188-4a5b-a26d-26e04623630f | 
| Variant name | I. M. Lamb, U. V. Metzger & F. Gonzalez | 
| Variant name | Ivan Mackenzie Lamb, Ursula V. Metzger & Francisco González Medrano | 
| Standard/Label Name | I. M. Lamb, U. V. Metzger & F. G. Medrano | 
| Full Name | Lamb, Ivan Mackenzie, Metzger, Ursula V. & Medrano, Francisco González | 
| Geography Collector | Mexico | 
| Specialty Collector | FungiAndLichens | 
| Holdings | Search for specimens collected by I. M. Lamb, U. V. Metzger & F. G. Medrano | 
| Collections in | 1967 (17) | 
| Team Members: | Metzger, Ursula V.  Lamb, Ivan Mackenzie  Medrano, Francisco González |