Ouret sanguinolenta

Names and Synonyms

Scientific Names

Accepted name

Synonyms

• Aerva sanguinolenta var. minor
• Aerva sanguinolenta
• Aerva scandens
• Ouret scandens
• Achyranthes sanguinolenta
• Celosia lactea
• Gomphrena lactea
• Oplotheca lactea
• Aerva sanguinolenta var. lanceolata
• Aerva scandens var. minor
• Amaranthus lacteus
• Illecebrum sanguinolentum
• Aerva timorensis
• Aerva scandens f. sanguinea
• Froelichia lactea
• Aerva sanguinea
• Aerva toncafolia
• Aerva velutina

Regional and Traditional Names

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant belongs to the kingdom Plantae and is classified under the phylum Streptophyta and the class Equisetopsida. Within the subclass Magnoliidae, it falls under the order Caryophyllales and the family Amaranthaceae. Ultimately, it is identified by the genus Ouret, specifically as Ouret sanguinolenta.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a widespread presence across several distinct regions within Asia. In China, its distribution covers the South-Central areas as well as the Southeast provinces. It can also be found growing on the tropical island of Hainan. Beyond mainland China, the species is documented throughout Eastern Asia, specifically in Taiwan. Finally, its range extends into the Indian Subcontinent, where it is located in Assam.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Ouret sanguinolenta is defined by its significant adaptability to varied altitudinal gradients, allowing it to inhabit a broad spectrum of montane and sub-montane environments. This species demonstrates a wide vertical distribution, ranging from low-lying areas at an elevation of 200 m AMSL to high-altitude habitats reaching a maximum of 2400 m AMSL. Across its natural range, the plant typically thrives at a mean elevation of approximately 1700 m AMSL, suggesting a preference for mid-altitude ecological zones where specific temperature and moisture regimes are maintained. This extensive elevational span indicates that the species can navigate diverse microclimates and varying atmospheric pressures, establishing itself within a diverse array of mountain ecosystems.

Elevational range max:

2400 m AMSL

Elevational range mean:

1700 m AMSL

Elevational range min:

200 m AMSL

Life history

The life history of Ouret sanguinolenta is characterized by its status as a perennial organism, allowing it to persist through multiple growing seasons rather than completing its life cycle in a single year. As a perennial, the plant establishes a stable root system or base that enables it to endure seasonal fluctuations and regrow annually, providing it with a competitive advantage in its native habitat. This extended lifecycle facilitates a more robust developmental pattern where the plant can allocate energy toward both vegetative expansion and reproductive success over several years, contributing to its long-term presence in the ecosystem.

Lifecycle :

perennial

Morphology

The morphology of Ouret sanguinolenta is characterized by its growth form as a herb, specifically presenting as a non-woody, herbaceous plant. It reaches an average height of approximately 1.5 m and maintains a self-supporting structure, as it does not function as an obligatory or facultative climber, liana, or vine. The plant is strictly terrestrial in its habitat, functioning as an independent organism rather than a parasite or an epiphyte.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

herb

Parasite :

independent

Plant height mean:

1.5 m

Woodiness :

non-woody

Physiology

The physiology of Ouret sanguinolenta is characterized by complex metabolic pathways that govern its growth and adaptation to specific environmental stimuli. In terms of nutrient acquisition and soil interaction, the plant does not function as a nitrogen fixer, meaning it lacks the symbiotic relationship with nitrogen-fixing bacteria, such as Rhizobium, necessary to convert atmospheric nitrogen into ammonia. Consequently, its physiological dependence on soil nitrates and ammonium is high, requiring consistent uptake through its root system to sustain protein synthesis and chlorophyll production. The plant's metabolic efficiency is driven by its photosynthetic processes, which convert light energy into chemical energy, while its internal water regulation and osmotic potential are tightly managed to maintain turgor pressure and facilitate the transport of solutes through the vascular tissues.

Nitrogen fixer :

no

Reproduction

The reproductive cycle of Ouret sanguinolenta is characterized by a prolonged flowering period that typically commences in May and extends through to October. This seasonal window allows for a significant duration of pollen availability and potential fertilization. Following the flowering stage, the plant utilizes an anemochorous dispersal syndrome, meaning its seeds or reproductive units are primarily distributed by the wind. This reliance on wind dispersal plays a crucial role in the spatial expansion and colonization patterns of the species within its habitat.

Dispersal syndrome :

anemochorous

Flowering time :

May

Flowering time :

Oct

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Ouret sanguinolenta has 3 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include kaempferol, myricetin, quercetin.

kaempferol

1. Natural product research

myricetin

1. Natural product research

quercetin

1. Natural product research