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Bloodroot
Sanguinaria canadensis
36.8129, -83.2549
Field Notes
Description:
Sanguinaria canadensis, is a variable species growing from 20–50 centimetres (7.9–20 in) tall, normally with one large, sheath-like basal multi-lobed leaf up to 12 centimetres (4.7 in) across. Bloodroot stores sap in an orange colored rhizome, that grows shallowly under or at the soil surface. Over many years of growth, the branching rhizome can grow into a large colony. Plants start to bloom before the foliage unfolds in early spring and after blooming the leaves expand to their full size and go summer dormant in mid to late summer.
Historically used by Native Americans for curative properties as an emetic, respiratory aid, and other treatments. However bloodroot has been found to be poisonous. The flowers are produced from March to May, with 8-12 delicate white petals and yellow reproductive parts. The flowers appear over clasping leaves while blooming. The flowers are pollinated by small bees and flies, seeds develop in elongated green pods 40 to 60 mm in length and ripen before the foliage goes dormant. The seeds are round in shape and when ripe are black to orange-red in color.
Habitat:
Rich mesic soil / mixed-mesophytic forest.
Notes:
The root broken open produces a dark red dye. Applying bloodroot to the skin may destroy tissue and lead to the formation of a large scab, called an eschar. Bloodroot and its extracts are thus considered escharotic.
Internal use is inadvisable. Applying escharotic agents, including bloodroot, to the skin is sometimes suggested as a home treatment for skin cancer, these attempts can be severely disfiguring.[6] Salves derived from bloodroot cannot be relied on to remove an entire malignant tumor. Microscopic tumor deposits may remain after visible tumor tissue is burned away, and case reports have shown that in such instances tumor has recurred and/or metastasized.[7]
Numerous published, pre-clinical In Vitro and In Vivo studies have demonstrated that sanguinarine causes targeted apoptosis in human cancer cells
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