Hemithrinax ekmaniana Burret (1929: 9)

Henderson, Andrew, 2023, A revision of Coccothrinax, Hemithrinax, Leucothrinax, Thrinax, and Zombia (Arecaceae), Phytotaxa 614 (1), pp. 1-115 : 92-93

2.2. Hemithrinax ekmaniana Burret (1929: 9) .

Thrinax ekmaniana (Burret) Borhidi & Muñiz (1985: 227) .

Lectotype (designated by Rodríguez et al. 2017):— CUBA. Santa Clara, Sagua la Grande, 20 February 1924, E. Ekman 18536 (lectotype S n.v., S image!, isolectotype NY!)

Stems length and diameter not recorded. Leaf sheath fibers 1.6(0.8–2.3) mm diameter, stout, woody, separating into long, single, curled fibers; petioles 11.3(10.3–12.8) mm diameter just below the apex; palmans 14.6(10.7–22.0) cm long; segments 31(26–35) per leaf, the middle ones 44.3(38.0–50.5) cm long and 3.0(2.3–3.4) cm wide; middle leaf segment apices blunt and rounded; leaf segments without or with poorly developed transverse veinlets. Inflorescences erect above the leaves, with few partial inflorescences at apex of inflorescence; rachis bracts tubular, closely sheathing, membranous, brown tomentose; partial inflorescences 3; proximalmost rachillae straight, 6.0 cm long and 0.7 mm diameter in fruit; stamens 6; fruit pedicels 0.2 mm long; fruits 5.0 mm long and 4.5 mm diameter, color not recorded.

Distribution and habitat:— Western Cuba (Villa Clara) ( Fig. 20 ) on limestone mogotes at low elevations.

Taxonomic notes:— Rodríguez et al. (2017) have given a detailed, illustrated account of H. ekmaniana .

Figures

FIGURE 20. Distribution of Hemithrinax ekmaniana, H. compacta, and H. rivularis.