Saturday, August 13, 2005

Butterfly Milk Weed (Asclepias tuberosa L.)

Butterfly Milk Weed (Asclepias tuberosa L.), Symbol: ASTU, Group: Dicot, Family: Asclepiadaceae, Growth Habit: Forb/herb, Duration: Perennial, U.S. Nativity: Native. 22 genera in Asclepiadaceae, 75 species in Asclepias Hardy, long-lived perennial native to North America. Compact flowers grow in clusters at the top of branching stems as we see in this example. The flowers produce nectar which attracts butterflies throughout the growing season. Grows best in very well-drained sandy or gravelly soil requires full sun. May take two years to become established from seed. Height: 12-24 inches, Blooming period: June-September.

Creator: Stolz, Gary M., Source: WO8220-001, Publisher: U.S. Fish and Wildlife Service, Contributor: DIVISION OF PUBLIC AFFAIRS, Language: EN - ENGLISH, Rights: (public domain), Audience: (general)

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Text Reference: USDA-NRCS. 2005. The PLANTS Database ( National Plant Data Center, Baton Rouge, LA 70874-4490 USA

Kingdom Plantae – Plants, Subkingdom Tracheobionta – Vascular plants, Superdivision Spermatophyta – Seed plants, Division Magnoliophyta – Flowering plants, Class Magnoliopsida – Dicotyledons, Subclass Asteridae – , Order Gentianales – , Family Asclepiadaceae – Milkweed family, Genus Asclepias L. – milkweed, Species Asclepias tuberosa L. – butterfly milkweed

Butterfly Milk Weed (Asclepias tuberosa L.)

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