| Collector | Henderson, A. |
| Number | 3649 |
| Collected with | Bui Van Than & Nguyen Quoc Dat |
| Country | Vietnam |
| Subpart | Phu Yen |
| County | |
| Locality | Son Hoa District, Krong Trai Nature Reserve, forested area |
| Coordinates | 13° 4' 48'' N 108° 54' 2'' E |
| Minimum elevation (m) | 0 |
| Maximum elevation (m) | 0 |
| Start date | 2009/10/27 |
| End date | 2009/10/27 |
| Family | Arecaceae |
| Identification | Calamus acaulis Henderson, N.K.Ban & N.Q.Dung |
| Determined by | |
| Identification qualifier | |
| Field notes | Stems solitsry, short and subterranean. Pinnae 10-16 per side of rachis, arranged in remote clusters of 3 pinnae, the apical pair joined briefly at their bases. Fruits whitish-brown, globose, 1 cm diameter; endosperm homogeneous. Local name "may cat" |
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