Cyathea medullaris Image
Cyathea medullaris
Copyright © Kahuroa

Cyathea medullaris

Family: Cyatheaceae   

共通名: Black Tree Fern

科学的なシノニム:
Polypodium medullare, Sphaeropteris medullaris, C. affinis, Alsophila extensa

コモンネームシノニム:
Mamaku Tree Fern, King Fern

耐寒ゾーン: 9b     英国と米国ゾーンの天気画像を見る

識別:
The more or less hexagonal scars that fallen fronds leave on its trunk and the exceptionally thick, black bases of the stipes are generally sufficient to identify Cyathea medullaris. Its trunk may be up to 20 m tall and about 60 cm in diameter at its thickened base, but more slender higher up. It has 20 to 30 fronds, slightly curving and from 2.5-6 m long by up to 2 m wide. The upper surfaces of the fronds are dark green and shiny and the under-surfaces pale.

一般的な情報:
The tallest and noblest New Zealand tree fern.

分布:

へのネイティブ, New Zealand

Cyathea medullaris is found from sea-level to 600 m in lowland and hilly forests throughout the North Island and in the South Island from Marlborough Sounds and Nelson to southern Fiordland,on the west. On the east it extends to about Kaikoura, is rare on Banks Peninsula and is found sparingly in eastern Otago. It also occurs on the Three Kings, Stewart and Chatham Islands.

場所: New Zealand (-41.050907°N, 173.248734°E)

観測
マップは、完全な、自然分布を表していない可能性があります。 (マーカーは、観測データを示している)。
Cyathea medullaris オーバーレイ画像 ©2019 Trebrown - 再分配なし不正。


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