| Collector | Balslev, H. |
| Number | 11331 |
| Collected with | Manop Poopath, Natcha Sutjaritjai, Pornchai Kladwong, Wirata Rujichaipimon, Birgitte Bergmann, Chanittha Seesawang,Tanawat Teeranan, Nophadol Phoemphoen, Kantima Suwannawat, Anupong Tinnavan, Nathawan Suphuntee & Sumalee Somngam. |
| Country | Thailand |
| Subpart | Trat |
| County | |
| Locality | Koh Chang. South-eastern end of island. Access road to Koonchanaburi Resort. Edge of hill towards mangrove. Hill with wet even green forest |
| Coordinates | 12° 2' 30'' N 102° 23' 17'' E |
| Minimum elevation (m) | 14 |
| Maximum elevation (m) | 14 |
| Start date | 2023/08/08 |
| End date | 2023/08/08 |
| Family | Arecaceae |
| Identification | Calamus viminalis Willd. |
| Determined by | |
| Identification qualifier | |
| Field notes | Liana palm 7 m high. Stem 2 cm diam. Sheath- spines flat, yellow-green horisontal to 4 cm long. Lvs ca 20; petiole c. 10 cm with yellow brown spines. Petiole-spines perpendicular. Lamina up to 130 x 50 cm, pinnae to 50 per side, pointing in different directions, irregularly inserted. Cirrus inserted on side of sheath to 130 cm long. Inflorescence emerging from leaf sheath, to 1 m (+) long with 4-5 rachillae that are divided once. Inflorescence with 1 m long cirrus at apical rachilla |
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