Archontophoenix Key
From PACSOA Wiki
A Key To The Species Of Archontophoenix
Crownshaft dark-green, blue-green, bronze-green, brown or purple
Pinnae with ramenta on abaxial midrib
Pinnae lacking silver/grey scales beneath
Durras Mt (NSW) to Eungella Ra.(QId)
A. cunninghamiana
Pinnae with silver/grey scales beneath
(Crownshaft purple)
Mts Lewis, Spurgeon and Finnigan (Qld)
A. purpurea
Pinnae lacking ramenta on abaxial midrib;
(Crownshaft blue-green)
Warrill Creek/Barron River (Qld)
A. myolensis
Crownshaft lime-green, whitish green or light to mid-green
Leaves usually 3.5 m or more long, 60 or more pinnae each side of rachis;
pinnae usually rigid
Leaves ascending, held rigid, petiole absent or very short
Walsh River and tributaries (Qld)
A. maxima
Leaves arching, petiole present
Baffle Ck to Bathurst Bay (Qld)
A. alexandrae
Leaves usually less than 3.5 m long, less than 55 pinnae each side of rachis;
pinnae tending to be semi-pendulous at the apex
Mcllwraith Range to Cape York (QId)
A. tuckeri
 
Table Of Differences In Species Of Archontophoenix
Contributed by:[edit]
John Dowe, from Palms & Cycads No. 39, Apr-Jun 1993.