Eutrochium purpureum (L.) E.E. Lamont
Sweet-scented Joe-Pye weed, sweet Joe-Pye weed, trumpet weed, sweetscented joe pye weed
Sweetscented Joe-Pye (or possibly Joe-Pie) weed is native to North America. They prefer moist soil.
Plants: Plants are 3–7′ tall ⨉ 2–3′ wide (91–213 ⨉ 60–91 cm). Stems are rigid, round, and green.
Leaves: Up to 6″ (15 cm) long and 3½″ (8.9 cm) wide occur in whorls of 3-5 around the stem. The leaves are lanceolate and finely toothed. Upper leaf surfaces are hairless; lower surfaces may be hairless of have fine hairs.
Flowers: Dense domelike flower clusters up to 1½′ (45 cm) around are made up of closely spaced panicles. These in turn are packed with small flowers that are dull pink or mauve in color. They smell like vanilla. They appear from July to August.
Fruits: Bullet-shaped achenes with a small tufts of hair (pappi).
Habitats: Low moist ground, wooded slopes, wet meadows and thickets and stream margins.
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Similar species. |
Online References:
Wikipedia (Eutrochium purpureum)
Eupatorium purpureum L.
7/30/2010 · Blue Trail, Willard Brook State Park, Ashby & Townsend, Massachusetts · ≈ 7 × 7″ (18 × 18 cm) 
ID is uncertain 
7/30/2010 · Blue Trail, Willard Brook State Park, Ashby & Townsend, Massachusetts · ≈ 8 × 8″ (19 × 19 cm) ID is uncertain 
7/27/2009 · Nashua River Rail Trail, Groton, Massachusetts · ≈ 2 × 2′ (58 × 70 cm) 
| Kingdom | Plantae | Plants, but not fungi, lichens, or algae (from Stearn's Botanical Latin) |
| Subkingdom | Tracheobionta | Vascular plants—plants with a “circulatory system” for delivering water and nutrients |
| Division | Magnoliophyta | Flowering plants, also known as angiosperms |
| Class | Magnoliopsida | Dicotyledons—plants with two initial seed leaves |
| Subclass | Asteridae | A large class that encompasses asters |
| Order | Asterales | Flowering plants with a central disk flower and surrounding petals, like daisies |
| Family | Asteraceae | The aster family, which also includes daisies and sunflowers; from the Greek ἀστήρ, “star,” for the star-shaped flowers |
| Genus | Eutrochium | From Greek eu, “well,” and troche, “wheel-like,” for the whorled leaves |
| Species | purpureum | Latin for “purple” |
Eutrochium purpureum description by Thomas H. Kent, not updated.
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