SafePlants

Bidens cervicata - Kauai Beggarticks

Bidens cervicata, commonly known as Kauai Beggarticks, is a subshrub forb/herb belonging to the genus Bidens. It is also referred to as Ko'oko'olau.

Taxonomy and Nomenclature

• Scientific Name: Bidens cervicata Sherff
• Family: Asteraceae (Aster or Sunflower Family)
• Genus: Bidens L.
• Common Names: Kauai Beggarticks
• Synonym: Bidens asplenioides Sherff
• Symbol: BICE2

Distribution and Habitat

Bidens cervicata is endemic to the island of Kauai, Hawaii. It has been recorded from the Mohihi Trail on Kauai and is also found in the National Tropical Botanical Garden, Lawai, Kauai, Hawaii.

Morphological Characteristics and Growth Habits

• Growth Habit: Subshrub, Forb/herb
• Duration: Annual, Perennial
• The annual plant grows 1-3' tall, branching occasionally in the upper half.
• The stems are glabrous or have a few scattered white hairs.

Ecological Role

There is evidence of decline in closely related Bidens species in Kauai, such as Bidens cosmoides. A lack of pollinator and a decline has led to an estimated decline of 50% over the last three generations for this species.

Considerations for Pets

• The common name "beggarticks" and "Spanish needles" may allude to the plant's seed dispersal method, which could involve seeds sticking to fur.

Quirky Facts

• The genus name Bidens translates to "two-toothed," referencing the shape of the seeds.

Further Information

• Discover Life: Biology, natural history, ecology, identification and distribution of Bidens cervicata.
• Folia: Reviews and opinions about growing Bidens cervicata.
• English: Kauai beggarticks. Retrieved from &quothttps://species.wikimedia.org/w/index .php?title=Bidens_cervicata&ampoldid=1218063&quot