- Arisaema dracontium
Taxobox
name = "Arisaema dracontium"
image_width =
regnum =Plant ae
divisio = Magnoliophyta
classis =Liliopsida
ordo =Alismatales
familia =Araceae
genus = "Arisaema "
species = "A. dracontium"
binomial = "Arisaema dracontium"
binomial_authority = (L.) Schott,"Arisaema dracontium" (Dragon-root, Green dragon) is a herbaceous perennial plant in the genus "
Arisaema " and the familyAraceae . Plants grow 20-50 cm tall when in bloom and after flowering reach 100 cm, they grow from acorm . [ISBN 63-16478 Page 367.] Normally a single leaf is produced with long petioles, the leaf is composed of 7 to 13 leaflets with the center leaflet the largest and leaflets becoming smaller as they are produced on the outside surface, the leaflets are held out horizontally over the plant. During flowering in spring a single, slender, greenspathe 3 to 6 cm long is produced that covers a tapering, long thinspadix . The tall like spadix grows out around the top of the spathe. After flowering, up to 150 berries are produced in a club shaped column. In late summer the green berries turn orange-red, each berry produces 1 to 3 seeds. [ [http://www.amjbot.org/cgi/content/full/86/8/1160 Seed germination patterns in green dragon (Arisaema dracontium, Araceae) - Yang et al. 86 (8): 1160 - American Journal of Botany ] ] Native to North America from Quebec to Minnesota South to Florida and Texas, were it is found growing in damp woods. It is listed as a vulnerable species in Canada.References
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