Lactuca serriola, also called prickly lettuce, [2] milk thistle [2] (not to be confused with Silybum marianum, also called milk thistle), compass plant, [2] and scarole, [2] is an annual or biennial …

2023年7月14日 · Wild lettuce (Lactuca virosa) is a weed. It’s sometimes called prickly lettuce, bitter lettuce, tall lettuce, or opium lettuce, and there are many claims of health benefits.

Prickly Lettuce (Lactuca serriola) is wild, edible and nutritious food. Identify prickly lettuce via its pictures, habitat, height, flowers and leaves.

Prickly lettuce Lactuca serriola L. Family: Asteraceae Life cycle: summer or winter annual Habitat: disturbed habitats. General description: Erect, solitary stem reaching heights of 12 – 40”. Plant …

2019年7月24日 · Prickly lettuce is an invasive annual or biennial that can reach heights of 6 ft. (1.8m). Cauline leaves (on the stem) are alternate, 2 to 14 in. (5 to 36 cm) long; they become …

Prickly lettuce (Lactuca serriola) seeds travel with the help of their downy, white plumes. Prickly lettuce is most commonly a weed of nurseries, orchards, roadsides, and agronomic crops and …

3 天之前 · Prickly lettuce (Lactuca serriola) can be a summer annual or biennial. The woody stems of this plant are hollow, and form in the middle of a basal rosette of leaves. Leaves are …

Prickly lettuce is primarily a problem in winter grains and reduced tillage cropping systems. The species is particularly a problem in cereal grains because it usually flowers at harvest, and the …

Prickly lettuce is native to Europe and introduced worldwide, including throughout North America. Another common name for prickly lettuce is wild opium, because its latex contains compounds …

2024年6月22日 · Prickly lettuce grows from one to five feet tall from a large taproot. The sap is milky. Seedling plants have slightly lobed leaves with spines on the back of the light-colored …