Capsicum annuum
Densely ramified herb or shrub. Leaves with slender petiole, solitary or in pairs, ovate or lanceolate, acuminate apex. Two or more flowers at each node, rarely one; calyx truncated or with minute lobes; corolla white-green or white-yellowish. Red fruit, 1.5 to 3 cm in diameter, ellipsoid-lanceolate or lanceolate, with an acute apex. Creamy to yellowish seeds.
A species with a large number of cultivars that have a high diversity of shape in their fruits.