Aiphanes hirsuta subsp. hirsuta

This subspecies is accepted
The native range of this subspecies is Costa Rica to Colombia. It is a tree and grows primarily in the wet tropical biome.

Descriptions

General Description
Stems 2-8(-20), each 4-10 m tall. Leaves 4-8; sheath 20-45 cm long; petiole 9-35 cm long, densely armed with spinules and spines; rachis 86-135 cm long, unarmed or spiny; pinnae 9-26 per side, in groups of 2-5, spaced by 15-21 cm, in different planes, narrowly to broadly cuneate, 1-6 times as long as wide, nearly glabrous to densely covered with yellow spinules, truncate to lobulate-praemorse at apex, rarely slightly incised-praemorse; middle pinnae 11-45 x 5-16 cm. Peduncle 43-120 cm long, 2-9 mm diam. at apex, minutely spinulose or sparsely to densely covered with brown spines, to 3(-5) cm long; rachis 17-46 cm long, unarmed or spiny; rachillae 9-28, densely covered with brown to black spinules, 0.5-1.5 mm long; basal rachillae 23-40 cm long, basally without flowers for 0.5-2.5 cm, often strongly thickened in the androgynous part, with closely inserted triads. Staminate flowers 1.5-3.4 mm long; anthers rectangular to shortly linear, 0.5-0.7 x 0.4-0.5 mm. Pistillate flowers 4.5-7 mm long, often acuminate; pistil ca. 3 mm high, glabrous or with some minute spinules at base. Fruit red to purple, globose, ca. 7-11 mm diam., glabrous to minutely spinulose; endocarp globose, 6-9.5 mm diam., 0.5-1 mm thick, with numerous fine pits apically. See species
Distribution
Known from premontane forest in Panama at 600-1400 m, the eastern slopes of northern Cordillera Central in Colombia at 1600-1900 m, and western slopes of Cordillera Occidental at 100-1500 m
[PW]

Sources

  • Kew Backbone Distributions

    • The International Plant Names Index and World Checklist of Vascular Plants 2024. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0
  • Kew Names and Taxonomic Backbone

    • The International Plant Names Index and World Checklist of Vascular Plants 2024. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 International Plant Names Index and World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0
  • Palmweb - Palms of the World Online

    • Palmweb 2011. Palmweb: Palms of the World Online. Published on the internet http://www.palmweb.org. Accessed on 21/04/2013
    • Content licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License http://creativecommons.org/licenses/by-nc-sa/3.0