Capsules are dark brown, obovoid to pyriform. The adjective "pyriform" or "piriform" means pear-shaped. The solid shell is angularly pyriform and yellowish white. "Lichtheimia corymbifera" produces small, dark spores inside pear-shaped (pyriform) sporangia. The shape of the flowers can be cylindrical, ellipsoid, pyriform, or globose. The term "pyriform," which means "pear-shaped," is also sometimes spelled "piriform". Inside the capsules, are brown, ovoid, globose or pyriform seeds. Non pregnant uterus is pyriform in shape. Inside are pyriform (pear shaped), brown seeds. Cells ovoid to pyriform, with a single cup-shaped chloroplast containing one pyrenoid. The pyriform sinus is a subsite of the hypopharynx. The lorica can exist in spherical, elliptical, cylindrical, and pyriform (pear-shaped) forms. Instead, Birkhead and colleagues have identified the main advantage of a pyriform shape&colon; stability. Inside the capsule, are maroon-brown seeds which are pyriform (pear shaped). The pyriform cortex is located in the anterior medial temporal lobe.