rush-leaf jonquil

Names and Synonyms

Common Names

• rush-leaf jonquil
• rushleaf jonquil

Scientific Names

Accepted name

Synonyms

• Narcissus × odorus subsp. assoanus
• Queltia assoana
• Narcissus juncifolius var. assoanus

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 within the class Equisetopsida. It falls under the subclass Magnoliidae and the order Asparagales, specifically within the family Amaryllidaceae. Finally, its taxonomic placement is completed at the genus level as Narcissus.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a diverse geographical range spanning several continents and distinct climatic zones. In Middle Europe, its presence can be noted within the borders of Germany. Its distribution extends into Southwestern Europe, where it is found in both France and Spain. Moving eastward, the species is also established across Western Asia, specifically in Türkiye. Interestingly, the plant has reached the Southeastern United States, with documented occurrences in Louisiana.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Life history

The life history of Narcissus assoanus is characterized by a perennial lifecycle, allowing the plant to persist through multiple growing seasons. As a cryptophyte, it relies on specialized underground structures to survive unfavorable environmental conditions, ensuring its long-term survival in its natural habitat. Specifically, its biological classification identifies it as a geophyte, meaning it stores essential nutrients and water in underground organs such as bulbs, which facilitate its seasonal growth patterns and resilience.

Life form :

geophyte

Life form :

cryptophyte

Lifecycle :

perennial

Morphology

The morphology of Narcissus assoanus is characterized by its growth form as a non-woody herb, specifically classified as a forb. As a terrestrial organism, it exists as an independent species rather than a parasite or epiphyte, thriving in its natural soil-based habitat. Regarding its structural support, the plant is self-supporting and does not exhibit any climbing behavior, such as being obligatory or facultative.

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

herb

Growth form :

forb

Parasite :

independent

Woodiness :

non-woody

Physiology

The physiology of Narcissus assoanus is characterized by a specialized metabolic framework optimized for its specific environmental niches, most notably through its utilization of the C3 photosynthetic pathway. As a C3 plant, its carbon fixation process occurs directly through the Calvin cycle, where the enzyme RuBisCO catalyzes the initial carboxylation of CO2 into a three-carbon molecule, typically 3-phosphoglycerate. This metabolic strategy is highly efficient under the temperate or Mediterranean-type conditions in which the species typically resides, allowing for steady biomass production during periods of adequate moisture. The plant's physiological rhythm is closely tied to seasonal water availability, utilizing its bulbous storage organs to manage energy reserves and sustain metabolic activities during dormancy. Consequently, its physiological performance, including gas exchange and stomatal conductance, is intricately linked to the efficiency of this C3 pathway and the plant's ability to regulate transpiration in response to fluctuating environmental stressors.

Photosynthetic pathway :

C3

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Narcissus assoanus has 1 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include lycorine.

lycorine

1. Life sciences