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Delphinium geyeri is a species of plant in the Ranunculaceae family that is often called by the common names plains larkspur and foothills larkspur. It is infamous for causing the deaths of cattle grazing in the spring because it is especially poisonous before it flowers and so it is also called poisonweed by ranchers.
All parts of these plants are considered toxic to humans, especially the younger parts, [2] causing severe digestive discomfort if ingested, and skin irritation. [2] [3] [10] [64] Larkspur, especially tall larkspur, is a significant cause of cattle poisoning on rangelands in the western United States. [65]
The berries and leaves of several species are mildly toxic to humans, dogs, cats, livestock, rabbits, and tortoises, containing terpenoid glycosides which can cause extreme irritation to the hands and mouth upon contact and digestive distress if ingested; children and small animals are particularly susceptible. [151]
While many dog owners know that giving Fido chocolate can causing poisoning, there other lesser known foods that need to be kept away from your dog.
Delphinium nudicaule, known by the common names canyon larkspur, red larkspur, orange larkspur, and canyon delphinium, is a flowering herbaceous perennial plant in the buttercup family Ranunculaceae. It is native to low-elevation canyons and slopes, foothills, and mountain ranges of California, US, from the Sierra Nevada to the California Coast ...
Delphinium caseyi, also known as Casey's larkspur, is a flowering plant within the family Ranunculaceae. [ 1 ] Their population is estimated to be at around 100 individuals, which lead to this species receiving a critically endangered status.
Delphinium glareosum (common names include Olympic Mountain larkspur and rockslide larkspur [2]) is a species of larkspur which grows in Oregon, Washington, and British Columbia. [3] It is in the Ranunculaceae (buttercup family). These plants favor rocky slopes. They flower in summer. Like all members of the genus Delphinium, rockslide larkspur ...
Delphinium grandiflorum is a species of Delphinium known by the common names Siberian larkspur and Chinese delphinium. It is native to Russia and China. There are several popular cultivars in several colours which are grown as ornamental plants, including 'Blue Butterfly', 'Summer Morning', 'Blue Mirror', and 'Summer Stars'. Like many other ...