Chaptalia nutans
Species of flowering plant
From Wikipedia, the free encyclopedia
Chaptalia nutans is a species of plant in the Asteraceae family native to tropical and subtropical America.[1] It is the most common species of its genus.[2]
| Chaptalia nutans | |
|---|---|
| |
| Chaptalia nutans inflorescence | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Genus: | Chaptalia |
| Species: | C. nutans |
| Binomial name | |
| Chaptalia nutans (L.) Pol. | |
| Synonyms[1] | |
|
List
| |
Description
Vegetative characteristics
Chaptalia nutans is a perennial, rhizomatous,[3] terrestrial herb[4] with a short rhizome and adventitious,[3] short primary roots and fibrous lateral roots.[5] The small stem produces sessile, hairy,[6] 5–20(–32) cm long, and 2.5–6 cm wide leaves.[3]
Generative characteristics
The peduncles 10–60 cm long. The nodding capitulum has 150-320 florets.[2] The achenes are 9–20 mm long.[3] The cream-coloured pappus[4] is 10–12 mm long.[3]
Cytology
The diploid chromosome count is 2n = 48.[7]
Reproduction
In Brazil, flowering and fruiting occurs in October to January, when the dry season is coming to an end.[7]
Habitat
Taxonomy
It was first published as Tussilago nutans L. by Carl Linnaeus in 1759. It was transferred to the genus Chaptalia Vent. as Chaptalia nutans (L.) Pol. by Hellmuth Polakowski (1847–1917) in 1878.[1][8]
Etymology
The specific epithet nutans means "nodding".[9][10] It refers to the nodding inflorescences.