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The Cycad Pages
Lepidozamia peroffskyana

Lepidozamia peroffskyana Regel, Bull. Soc. Imp. Naturalistes Moscou 1: 184 (1857).
"TYPE: From a living plant in the Botanic Garden, St. Petersburg (holo LE)."


Etymology: Honouring Grafen von Peroffsky, Minister for ?

Historical notes:

Distinguishing features: Readily distinguished from the other species in the genus by the narrower leaflets with fewer veins.

Distribution and habitat: South-eastern Queensland and north-eastern New South Wales, from the ranges north-west of Brisbane to the Manning River district. Scattered in small colonies in wet sclerophyll forests or on rainforest margins, usually in steep country. Locally cultivated as an ornamental.

Conservation status: Not considered to be at risk (IUCN Red List category LR,lc). Gazetted as a Rare or Threatened Plant under Queensland Nature Conservation legislation.

Description:

Stem erect, to 4 (rarely 7) m tall, to 80 cm in diameter, usually clad with persistent leaf bases.

Cataphylls soft, grey-white.

Leaves numerous, to 150 in the crown, 150-300 cm long, petiole 30-60 cm long, smooth.

Leaflets 150-250, spreading and somewhat lax, softly coriaceous, dark green and highly glossy, 20-40 cm long, 5-13 mm wide, with 7-13 parallel veins; stomata on both sides, mainly on the abaxial surface.

Pollen cones cylindrical, 45-75 cm long, 12-19 cm in diameter, the sporophylls cuneate, to 50 mm long, 30 mm wide.

Seed cones cylindrical, 40-90 cm long, 12-25 cm in diameter, on a peduncle 15-20 cm long, 30-35 mm in diameter, the sporophylls 5-7 cm long, apically 4-8 cm wide and 2-3 cm high.

Seeds 4-6 cm long, 25-30 mm diam.; sarcotesta red.


The Cycad Pages

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Written and maintained by Ken Hill 1998-2010
Maintained by Leonie Stanberg and Dennis Stevenson 2010-2012
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