| Collector | Matthewson, K. |
| Number | 257A |
| Collected with | |
| Country | Ecuador |
| Subpart | Guayas |
| County | |
| Locality | Surroundings of Samborondon |
| Coordinates | 1° 57' S 79° 43' W |
| Minimum elevation (m) | 10 |
| Maximum elevation (m) | 60 |
| Start date | 1980/02/05 |
| End date | 1980/04/27 |
| Family | Cucurbitaceae |
| Identification | Luffa operculata (L.)Cogn. |
| Determined by | S.S. renner |
| Identification qualifier | |
| Field notes | Local name: calabasa. Use: scrubbing, washes dishes |
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