Saurauia glabra
Saurauia glabra is a species of plant in the Actinidiaceae family. It is native to Borneo.[1] Elmer Drew Merrill, the American botanist who first formally described the species, named it after its hairlessness (glaber in Latin).[2]
| Saurauia glabra | |
|---|---|
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Ericales |
| Family: | Actinidiaceae |
| Genus: | Saurauia |
| Species: | S. glabra |
| Binomial name | |
| Saurauia glabra | |
Description
It is a tree reaching 15 meters in height. Its leathery leaves are 10-18 by 4-8 centimeters and their tips come to a shallow point. The leaves are green on their upper side, brownish below, and smooth on both surfaces. The leaves have 8-15 pairs of secondary veins emanating from their midribs. The leaf margins have shallow rounded teeth. Its petioles are 1-3 centimeter long. It has inflorescences of 25-50 flowers on peduncles 2-8 centimeters in length. Its flowers have 5 sepals. The outer pair are elliptical and 6 by 3.3 millimeters. The inner 3 are 8 millimeters long. The flowers have a corolla with 5 lobes; each lobe is 5-9 by 3.5-6 millimeters. Its flowers have around 30-80 stamens that are 0.5-0.85 millimeters in length. Each flower has a 4-5 chambered ovary. Its flowers have 3 styles that are 9 millimeters long, and fused at their base for the last 1-2 millimeters.[2][3]
Reproductive Biology
The pollen of S. glabra is shed as permanent tetrads.[4]
References
- "Saurauia glabra Merr". Plants of the World Online. The Trustees of the Royal Botanic Gardens, Kew. n.d. Retrieved December 18, 2018.
- Merrill, E.D. (1918). "The Bornean Species of Eugenia, Schefflera, and Saurauia, represented in the Singapore Herbarium". Journal of the Straits Branch of the Royal Asiatic Society: 19–36.
- Soejarto, Djaja D. (1980). Revision of South American Saurauia (Actinidiaceae). Field Museum of Natural History. p. 33.
- Jagudilla-Bulalacao, L (1997) Pollen Flora of the Philippines, Volume 1, Taguig, Metro Manila: Department of Science and Technology, Special Projects Unit, Technology Application and Promotion Institute.