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Mitrephora wangii is a species of plant in the family Annonaceae. It is native to China and Thailand.[2]
| Mitrephora wangii | |
|---|---|
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Magnoliids |
| Order: | Magnoliales |
| Family: | Annonaceae |
| Genus: | Mitrephora |
| Species: | M. wangii |
| Binomial name | |
| Mitrephora wangii | |
It is a tree reaching 10 meters in height. Its young branches are densely covered in hairs. Its leathery, oblong to lance-shaped leaves are 10.5-27 by 3.5-8 centimeters. The leaves have tips that taper to a point and wedge-shaped bases. The leaves are hairless on their upper surfaces and sparsely covered in hair underneath. The leaves have 10-14 pairs of secondary veins emanating from their midribs. Its petioles are 6.5-11.5 millimeters and sparsely covered in hairs. Its inflorescences are organized as unbranched rachides. Each flower is born on a pedicel that is 1.2-1.7 centimeters long. Bracts on the pedicels are 1.5-2 by 1-1.5 millimeters. Its oval sepals are 3-3.5 by 3-4.5 millimeters. Its flowers have 6 petals in two rows of three. The yellow, oval outer petals are 1.6-2.3 by 1-1.9 centimeters with somewhat wavy margins when mature. The purplish inner petals are 1.1-1.9 by 0.6-1.3 centimeters. Its flowers have numerous yellow, hairless stamen that are 0.8-1 millimeter. Its flowers have up to 8-10 carpels that are 1.8-2 millimeters. The carpels have 6-8 ovules. Its oblong fruit are 2.4-3.8 by 1.4-2.6 centimeters. The fruit are sparsely covered in hair. The fruit are born on 0.9-1.3 centimeter stipes. The stipes are attached to 1-1.6 centimeter pedicels. The seeds are 9 by 6 millimeters.[3]
Reproductive biology
The pollen of M. wangii is shed as permanent tetrads.[4]
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