Flora of North America species comparison

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Ptychosperma macarthurii

Ptychosperma elegans

Macarthur palm

Alexander palm, solitaire palm
Stems

clustereding.

solitary.
2n

= 32.

= 32.

Ptychosperma macarthurii

Ptychosperma elegans
Phenology Flowering spring-- through summer. Flowering spring-- through summer.
Habitat Moist organic soil over limestone in mesic hammocks and disturbed wooded areas Moist organic soil over limestone in mesic hammocks and disturbed wooded areas
Elevation 0–10 m (0–0 ft) 0–10 m (0–0 ft)
Distribution
from FNA
FL; n Australia; Pacific Islands; native; to s New Guinea; and n Australia [Introduced in North America]
[BONAP county map]
from FNA
FL; native to Australia (Queensland) [Introduced in North America]
[BONAP county map]
Source FNA vol. 22, p. 118. FNA vol. 22, p. 118.
Parent taxa Arecaceae > subfam. Arecoideae > tribe Areceae > subtribe Ptychospermatinae > Ptychosperma Arecaceae > subfam. Arecoideae > tribe Areceae > subtribe Ptychospermatinae > Ptychosperma
Sibling taxa
P. elegans
P. macarthurii
Synonyms Kentia macarthurii, Actinophloeus macarthurii Seaforthia elegans, Archontophoenix elegans
Name authority (H. Wendland ex J. G. Veitchanonymous) G. Nicholson: The Illustrated Dictionary of Gardening. 3: 248. (1886) (R. Brown) Blume: Rumphia 2: 118. 1843 (as eleganti)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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