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Coreopsis lanceolata is a perennial plant sometimes attaining a height of over 60 cm (2 ft). The plant produces yellow flower heads singly at the top of a naked flowering stalk, each head containing both ray florets and disc florets. [6] Each flower measures 5–8 cm (2–3 in) across.
These plants range from 46–120 centimetres (18–47 inches) in height. The flowers are usually yellow with a toothed tip, but can also be yellow-and-red bicolor or pink. [ 3 ] They have showy flower heads with involucral bracts in two distinct series of eight each, the outer being commonly connate at the base.
Coreopsis tinctoria, commonly known as plains coreopsis, garden tickseed, golden tickseed, or calliopsis, is an annual forb. The species is common in Canada (from Quebec to British Columbia ), northeast Mexico ( Coahuila , Nuevo León , Tamaulipas ), and most of the United States , especially the Great Plains and Southern States .
Bidens aristosa is a herbaceous, annual flowering plant that typically grows between 1-2 ft tall, but can grow up to five feet tall. The leaves are attached to petioles 1 to 3 cm long. The leaf blades are lanceolate to lance- linear , and are laciniately pinnatisect .
Tickseed (also tick-seed and tick seed) is a common name for seeds of several plants that stick to fur, clothing, or other surfaces when the plant is brushed against. The term may refer to any such seed in general, but more specifically to:
Coreopsis pubescens, commonly called the star tickseed [4] is a perennial, herbaceous, flowering plant in the Asteraceae family. It is found primarily in the central and southeastern United States . There are also reports of disjunct populations in New England and in northern Indiana, probably escapees from cultivation.
Ambrosia bidentata, the lanceleaf ragweed, [1] is a North American species of plants in the family Asteraceae. It is native to the central and eastern parts of the United States, primarily the Mississippi Valley and the eastern Great Plains. [2] Ambrosia bidentata is an annual herb up to 100 cm (40 inches) tall. Leaves have only a few lobes ...
Coreopsis calliopsidea is a species of flowering plant in the daisy family known by the common name leafstem tickseed. It is endemic to California. The plant grows in some of the southern coastal mountain ranges and Transverse Ranges and the Mojave Desert from Alameda and Inyo Counties south to Riverside County. [2] [3]