| Collector | Averyanov, L. |
| Number | CBL21 |
| Collected with | et al |
| Country | Vietnam |
| Subpart | Cao Bang |
| County | |
| Locality | Distr. Nguyen Binh, municipality Nguyen Binh, about 41 km to W from Cao Bang town. Elevation from Le A pass to Na Ni mt. peak |
| Coordinates | 22° 37' N 105° 52' E |
| Minimum elevation (m) | 1400 |
| Maximum elevation (m) | 1900 |
| Start date | 1998/11/11 |
| End date | 1998/11/12 |
| Family | Asteraceae |
| Identification | Blumea riparia var. megacephala Randeria |
| Determined by | Koyama, H. |
| Identification qualifier | |
| Field notes | Woody vine up to 10 m hg. Flowers yellow, inflorescence bracts violet. Not rare |
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