Difference between revisions of "Alternanthera flavescens"
in A. von Humboldt et al., Nov. Gen. Sp. 2: 207. 1818.
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|name=Achyranthes ramosissima | |name=Achyranthes ramosissima | ||
|authority=(Martius) Standley | |authority=(Martius) Standley | ||
| + | |rank=species | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Alternanthera ramosissima | |name=Alternanthera ramosissima | ||
|authority=(Martius) Chodat | |authority=(Martius) Chodat | ||
| + | |rank=species | ||
}} | }} | ||
|hierarchy=Amaranthaceae;Alternanthera;Alternanthera flavescens | |hierarchy=Amaranthaceae;Alternanthera;Alternanthera flavescens | ||
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name=Alternanthera flavescens | name=Alternanthera flavescens | ||
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|authority=Kunth in A. von Humboldt et al. | |authority=Kunth in A. von Humboldt et al. | ||
|rank=species | |rank=species | ||
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|publication year=1818 | |publication year=1818 | ||
|special status= | |special status= | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V4/V4_879.xml |
|genus=Alternanthera | |genus=Alternanthera | ||
|species=Alternanthera flavescens | |species=Alternanthera flavescens | ||
Revision as of 21:43, 16 December 2019
Herbs, perennial, 6–15 dm. Stems ascending to spreading, often clambering, pubescent, glabrate. Leaves sessile; blade ovate to lanceolate or elliptic, 1.8–8 × 0.5–3 cm, herbaceous, apex long-acuminate or acute, sparsely strigose or glabrous. Inflorescences terminal and axillary, pedunculate; heads yellowish white, subglobose to cylindric, 0.9–2.5(–4) × 0.9–1 cm; bracts keeled, less than 1/2 as long as tepals. Flowers: tepals monomorphic, green, lanceolate, 3.4–4.7 mm, apex acute, villous, hairs not barbed; stamens 5; pseudostaminodes ligulate, margins laciniate. Utricles included within tepals, greenish yellow, ellipsoid, 2.5 mm, apex acute. Seeds ovoid, 1.2–1.3 mm.
Phenology: Flowering year-round.
Habitat: Coastal hammocks, thickets, sand bars
Elevation: 0 m
Distribution
Fla., Mexico, West Indies, South America.
Discussion
Alternanthera flavescens has long been known as A. ramosissima (Martius) Standley.
Selected References
None.