Strobilanthes callosa

Strobilanthes callosus

Strobilanthes callosa is a species of flowering plant in the family Acanthaceae. It is native to the Western Ghats of India. This plant is known for its unique blooming cycle, where it flowers once every seven years, a phenomenon known as gregarious flowering.

Description

Strobilanthes callosa is a shrub that can grow up to 1.5 meters in height. The leaves are ovate to lanceolate, with serrated margins. The flowers are tubular, typically blue or violet, and are arranged in dense terminal spikes. The plant is known for its striking appearance when in full bloom, covering large areas with a carpet of flowers.

Habitat

This species is primarily found in the Western Ghats, a mountain range that runs parallel to the western coast of India. It thrives in the tropical and subtropical moist broadleaf forests of this region. The plant prefers well-drained soils and is often found in rocky areas and slopes.

Ecology

The gregarious flowering of Strobilanthes callosa has significant ecological implications. When the plant blooms, it provides a substantial food source for various pollinators and herbivores. The mass flowering also leads to a synchronized seed set, which can overwhelm seed predators and increase the chances of seedling survival.

Cultural Significance

In regions where Strobilanthes callosa is found, the blooming event is often celebrated and attracts tourists. The phenomenon is sometimes referred to as the "Neelakurinji" bloom, although this name is more commonly associated with Strobilanthes kunthiana, another species with a similar flowering cycle.

Conservation

Strobilanthes callosa is not currently listed as an endangered species, but its habitat is under threat from deforestation and land-use changes. Conservation efforts are focused on preserving the natural habitats of the Western Ghats to ensure the survival of this and other endemic species.

See also

• Strobilanthes
• Western Ghats
• Gregarious flowering
• Acanthaceae