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ORNAMENTAL PLANTS OF HORTICULTURE VALUE

Selection of perennials

Arisaema C. Martius
Jack-in-the-pulpit
Araceae

About 150 species distributes in East Africa, East Asia, North America, with 4 in the FSU, in the Far East.

A. amurense Maxim.

Far East (Amur River basin) and northeastern China. In coniferous and broad-leaved forests.

Rhizome tuberous. Flowering stem 15-25 cm. Leaves palmate, with 5 to 11 elongate or elongate-lanceolate lobes. Spathe erect, funnel-shaped, green, striped with purple or violet inside. V - early spring (mid April in St Petersburg) to early autumn (August). Fl - May or June. Fr - July. P - by daughter tubers or by seed. Prefers a rich leaf mould-humus soil, and partial or full shade. Z 4.

Also in cultivation: A. japonicum Blume. Southern Far East, northeastern China, Korea, Japan. River banks, shady places. Flowering shoot grey with dark bands and spots, 30-50 cm. Leaves 2, 5 to 7-pedate. Spathe green, white-striped inside. Poorly known. Z 4.

SELECTION OF PERENNIALS
 
 
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