Goniothalamus gabriacianus
Goniothalamus gabriacianus is a species of plant in the family Annonaceae. It is native to Cambodia, the province of Hainan China, Laos, Thailand and Vietnam.[1] Henri Ernest Baillon the French botanist who first formally described the species using the basionym Oxymitra gabriaciana, named it after Paul-Pierre Gabriac, a French civil servant in Vietnam, who provided one of the specimens that he examined.[2]
| Goniothalamus gabriacianus | |
|---|---|
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Magnoliids |
| Order: | Magnoliales |
| Family: | Annonaceae |
| Genus: | Goniothalamus |
| Species: | G. gabriacianus |
| Binomial name | |
| Goniothalamus gabriacianus | |
| Synonyms | |
|
Goniothalamus gabriacianus var. coriaceifolius Bân | |
Description
It is a bush reaching 3 to 4 meters in height. Its smooth, striated, gray branches have sparse fine hairs when young. Its membranous, broad, lance-shaped leaves are 8-22 by 3–6.5 centimeters and come to a tapering point at their tip. Both surfaces of the leaves are smooth, the upper surfaces are shiny, and the lower surface is more pallid. Its smooth, wrinkled petioles are 1 centimeter long and have a channel on their upper side. Its solitary flowers are axillary and born on 0.5 centimeter-long pedicels. It has 3 sepals that are 5 millimeters long and come to a point at their tip. The sepals are sparsely hairy on the outside and smooth on the inside. Its 6 petals are arranged in two rows of 3. The fleshy, oval outer petals are 12 millimeters long and have course rust-colored hairs. The inner petals are 9-10 millimeters long. Its flowers have numerous stamens with linear anthers. Its flowers have numerous carpels. Its ovaries have 2 locules.[3][4]
Reproductive biology
The pollen of G. gabriacianus is shed as permanent tetrads.[5]
Habitat and distribution
It has been observed growing along river banks and on mountains.[4]
References
- "Goniothalamus gabriacianus (Baill.) Ast". Plants of the World Online. The Trustees of the Royal Botanic Gardens, Kew. n.d. Retrieved January 27, 2019.
- Turner, I.M. (2018). "Annonaceae of the Asia-Pacific region: names, types and distributions". Gardens' Bulletin Singapore. 70 (2): 409–744. doi:10.26492/gbs70(2).2018-11. ISSN 0374-7859.
- Baillon, H. (1871). Adansonia; Recueil D'observations Botaniques [Adansonia; Collection of Botanical Observations] (in French and Latin). Vol. 10. Paris, France: F. Savy. p. 106-107.
- Finet, A.; Gagnepain, F. (1906). "Contribution à L'étude de la Flore de L'Asie Orientale" [Contribution to the Study of the Flora of East Asia]. Bulletin de la Société Botanique de France (in French and Latin). 4: 55–170.
- Saunders, Richard M. K.; Chalermglin, Piya (2008). "A synopsis of Goniothalamus species (Annonaceae) in Thailand, with descriptions of three new species". Botanical Journal of the Linnean Society. 156 (3): 355–384. doi:10.1111/j.1095-8339.2007.00762.x. ISSN 0024-4074.