bistort

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Related to Patience dock: Rumex acetosella, Rumex crispus

bis·tort

 (bĭs′tôrt′)
n.
Any of several plants of the family Polygonaceae, especially the Eurasian perennial herb Persicaria bistorta (syn. Polygonum bistorta), having spikes of usually pink flowers and twisted roots used as an astringent in folk medicine.

[French bistorte, from Old French, from Medieval Latin *bistorta : Latin bis, twice; see bis + torta, past participle of torquēre, to twist; see torque1.]

bistort

(ˈbɪstɔːt)
n
1. (Plants) Also called: snakeroot, snakeweed or Easter-ledges a Eurasian polygonaceous plant, Polygonum bistorta, having leaf stipules fused to form a tube around the stem and a spike of small pink flowers
2. (Plants) Also called: snakeroot a related plant, Polygonum bistortoides, of W North America, with oval clusters of pink or white flowers
3. (Plants) any of several other plants of the genus Polygonum
[C16: from French bistorte, from Latin bis twice + tortus from torquēre to twist]

bis•tort

(ˈbɪs tɔrt)

n.
1. Also called snakeweed. a European plant, Polygonum bistorta, of the buckwheat family, having a twisted root, which is sometimes used as an astringent.
2. any of several related plants, as P. viviparum.
[1570–80; < Medieval Latin bistorta twice twisted. See bis, tort]
References in periodicals archive ?
Warm-Weather Spinach Alternatives Plant Name Description Growing Tips Patience Dock * Perennial to Zone 4; Tolerates partial shade.
Patience dock was highly regarded by the ancient Greeks and Romans, and remains a French favorite today.
Since it is frost-tolerant, Patience dock can be planted outside as early as March.