Alstonia congensis
From Wikipedia, the free encyclopedia
| Alstonia congensis | |
|---|---|
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Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Gentianales |
| Family: | Apocynaceae |
| Genus: | Alstonia |
| Species: | A. congensis |
| Binomial name | |
| Alstonia congensis | |
| Synonyms[2][3] | |
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Alstonia congensis var. glabrata Hutch. & Dalziel | |
Alstonia congensis, is a tree within the Apocynaceae family and one of two African species within the Alstonia genus, the other being the Alstonia boonei De Wild. Both have similar morphological characteristics.
The root and stem bark contains the alkaloids echitamine and echitamidine.[4]
The species can grow as high as 30 meters tall, trunk is cylindrical; bark, smooth or scaly, brown - yellow. Leaves, between 4 and 8 together in verticillate arrangement, petiole, 0-0.5 cm long; leaf-blade, obovate to narrowly obovate in outline, glaucous or coriaceous upper surface, duller beneath, acuminate at apex and decurrent into the base.[5] Flower: sepals, glabrous or sparsely pubescent, pale green.[6]