Lupinus arcticus S. Watson
Arctic lupine, lupine, purple nootka
Arctic lupines are native to northwestern North America.
Plants: Plants are 8–24″ (20–60 cm) tall.
Leaves: Palmlike leaves are bright green and smooth on top, and hairy below. The 5-9 individual leaflets in each cluster are 1–3″ (2.5–7.6 cm) long, and up to ¼″ (6.3 mm) wide, usually with rounded tips.
Flowers: Flowers grow on a spike 6–12″ (15–30 cm) long and 1–2″ (2.5–5 cm) around. They are a rich dark blue or violet, or, sometimes, white.
Fruits: Fruits look a lot like pea pods (they are related), right down to the “peas” inside. But don’t eat them: they’re poisonous.
Habitats: Sedge and moss fields, alpine regions, on tundra and in moist and wet substrates.
Edibility: Poisonous.
Seeds are poisonous in significant
quantities. Respiratory depression and bradycardia (slowed heartbeat) are among the symptoms.
Online References:
| 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 | Rosidae | Roses, legumes, proteas, dogwoods, hydrangeas, mistletoes, euphorbias, grapes, many more |
| Order | Fabales | Legumes (pea and bean families) |
| Family | Fabaceae | Legume family (peas and beans) |
| Genus | Lupinus | “Wolf,” because of the mistaken belief that lupines ravage land they grow on; in fact, they contribute nutrients |
| Species | arcticus | “From the arctic” |
Lupinus arcticus description by Thomas H. Kent, not updated.
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