Arum italicum

Names and Synonyms

Scientific Names

Accepted name

Distribution

This plant exhibits a diverse geographical distribution across several regions of the European continent. In Northern Europe, it can be found growing in both Great Britain and Ireland. Moving toward Middle Europe, the species is also well-established in Austria. Its presence continues through Belgium, where it inhabits various local environments. Finally, the distribution extends into Germany, rounding out its reach across these central territories.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Arum italicum is characterized by its preference for shaded, moist environments, primarily thriving within forest habitats. This species exhibits a broad altitudinal distribution, spanning from sea level up to a maximum elevation of 1080 m AMSL. Its ability to colonize diverse forest floor conditions allows it to occupy various niches within these wooded ecosystems, depending on the specific moisture and light availability present within its elevational range.

Elevational range max:

1080 m AMSL

Elevational range min:

0 m AMSL

Habitat :

forest

Life history

The life history of Arum italicum is characterized by its status as a perennial plant, allowing it to persist in its environment through multiple growing seasons. As a geophyte, it survives unfavorable conditions by storing energy in specialized underground structures, which also classifies it as a cryptophyte, as its vital organs remain protected beneath the soil surface. Furthermore, the plant exhibits an evergreen nature, maintaining its foliage throughout various stages of its life cycle rather than shedding it seasonally.

Deciduousness :

evergreen

Life form :

geophyte

Life form :

cryptophyte

Lifecycle :

perennial

Morphology

The morphology of Arum italicum is characterized by its growth form as a non-woody herb and forb. This terrestrial species is an independent plant, meaning it does not function as a parasite or an epiphyte. In terms of stature, it is a self-supporting plant rather than a climber, with a height that typically ranges from a minimum of 0.3 m to a maximum of 0.6 m, maintaining an average plant height of approximately 0.43 m.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

herb

Growth form :

forb

Parasite :

independent

Plant height max:

0.6 m

Plant height mean:

0.43 m

Plant height min:

0.3 m

Woodiness :

non-woody

Physiology

The physiology of Arum italicum is characterized by a C3 photosynthetic pathway, utilizing standard carbon fixation processes typical of many temperate woodland species. The plant is non-carnivorous and does not possess the biological mechanisms required for nitrogen fixation, relying instead on organic matter in the soil for nutrient uptake. Its vegetative structure is defined by significant leaf development, with leaf dimensions reaching a maximum length of 60 cm. The foliage displays a substantial surface area for light interception, featuring a mean leaf width of 15 cm and a maximum leaf width of up to 18 cm.

Carnivory :

non-carnivorous

Leaf length max:

60 cm

Leaf width max:

18 cm

Leaf width mean:

15 cm

Nitrogen fixer :

no

Photosynthetic pathway :

C3

Reproduction

The reproduction of Arum italicum is primarily sexual, utilizing bisexual flowers that feature a yellow color. The flowering period typically commences in April and concludes in May, though the timing can be variable across different months. The plant relies on biotic pollination syndromes, specifically involving insects such as flies, to facilitate fertilization, as self-fertilization is noted to be absent. Following successful pollination, the plant produces fleshy, indehiscent fruits categorized as berries. These fruits have an average length of 1.055 cm and an average width of 0.96 cm. Each fruit contains a significant number of seeds, ranging from 11 to 100 per fruit. The seeds themselves are characterized by a consistent volume of 39 mm³ and a mean mass of approximately 0.03867 g, with individual seed masses ranging between 0.039 g and 0.039 g. Dispersal is achieved through a zoochorous syndrome, specifically via endozoochory, where seeds are dispersed through the digestive tracts of animals. Asexual reproduction is absent in this species.

Dehiscence :

indehiscent

Dispersal syndrome :

zoochorous

Dispersal syndrome :

endozoochorous

Flower colour :

yellow

Flowering time :

Apr

Flowering time :

May

Fruit dryness :

fleshy

Fruit length mean:

1.055 cm

Fruit type :

berry

Fruit width mean:

0.96 cm

Pollination syndrome :

insect

Pollination syndrome :

fly

Pollination syndrome :

biotic

Reproduction asexual :

absent

Reproduction sexual :

bisexual

Seed mass max:

0.039 g

Seed mass mean:

0.0386666666666667 g

Seed volume max:

39 mm³

Seeds_per_fruit :

11-100

Self fertilization :

absent

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Arum italicum has 1 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include CONIINE.

CONIINE

1. Dr. Duke

Activities

Arum italicum has 2 reported activities identified across 0 scientific publications and several other databases. The most consistently reported activities include Emetic, Paralytic.

Emetic

1. Dr. Duke

Paralytic

1. Dr. Duke