Calylophus serrulatus facts for kids

Quick facts for kids Calylophus serrulatus
Conservation status
Secure (NatureServe)
Scientific classification
Genus:	Calylophus
Species:	serrulatus
Synonyms
Oenothera serrulata Nutt.

The Yellow Sundrops (scientific name: Calylophus serrulatus) is a pretty flowering plant. It belongs to the Onagraceae family, which includes many types of evening primroses. People also call it by other names like halfshrub sundrop or plains yellow primrose. This plant grows naturally in the middle parts of North America. You can find it in central Canada and the central United States.

What Does the Yellow Sundrops Plant Look Like?

This plant is a type of small shrub, often called a subshrub. It grows in a bushy shape and can reach about 46 centimetres (18 inches) tall.

Leaves and Flowers

• Its leaves are long and narrow, growing up to 8.9 centimetres (3.5 inches). They have small teeth along their edges.
• The bright yellow flowers are a beautiful sight. They usually bloom from March all the way to November.
• These flowers open in the morning when the sun comes up. Then, they close in the afternoon as the day ends.
• As the flowers get older, their yellow color can change. They might turn a lovely orange or even a soft pink.
• After the flowers fade, the plant produces a small, tube-shaped fruit. This fruit is called a capsule.

Where Does Yellow Sundrops Grow?

The Yellow Sundrops plant is very tough! It can handle dry weather and hot temperatures very well. This makes it a great plant for many different places.

Soil and Adaptations

• You can find it growing in many types of soil. This includes soils with limestone or gypsum.
• One cool thing about this plant is how it deals with heat. Its leaves can actually turn so their edges face the sun. This helps the plant stay cooler and saves water. It's a clever way to adapt to hot conditions!