Rumex crispus

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1555401
Taxonomy
Kingdom: Plantae
Phylum: Magnoliophyta
Class: Magnoliopsida
Order: Polygonales
Family: Polygonaceae
Genus: Rumex
Species: crispus
Scientific Name
Rumex crispus
L.
Common Names

curly dock, Curley dock, narrowleaf dock, sour dock, yellow dock

Overview

Appearance
Rumex crispus is a perennial herb with erect flowering stems 11.8-63 in. (30-160 cm) in length.
Foliage
Basal leaves up to 15.7 in. (40 cm) x 4.3 in. (11 cm), lanceolate or oblong-lanceolate in shape. Upper Cauline leaves are less crisped than basal leaves, with petioles up to 2.4 in. (6 cm) in length. Leaf margins of cauline leaves vary from nearly flat to strongly crisped.
Flowers
Flowers are crowded in whorls which are usually distinct except towards the ends of branches. Perianth segments are orbicular-deltoid in shape are green colored at flowering but become brown.
Fruit
The fruit is 0.14-0.24 in. (3.5-6 mm) x 0.12-0.24 in. (3-6 mm) and is enclosed within inner perianth segments. Margin of fruit is entire or minutely denticulate.
Ecological Threat
Rumex crispus is found in grasslands, pastures and arable land. It is native to Africa, temperate and tropical Asia and Europe.

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