Ulmus macrocarpa

Names and Synonyms

Scientific Names

Accepted name

Synonyms

• Ulmus macrocarpa var. macrophylla
• Ulmus macrocarpa f. major
• Ulmus macrocarpa f. minor
• Ulmus macrocarpa var. glabra
• Ulmus macrocarpa var. mandshurica
• Ulmus macrocarpa var. suberosa
• Ulmus macrocarpa f. nana
• Ulmus macrocarpa var. nana
• Ulmus macrophylla

Sources: Wikidata

Taxonomical Classification

This plant belongs to the kingdom Plantae and the phylum Streptophyta, falling under the class Equisetopsida and subclass Magnoliidae. Within the order Rosales, it is classified under the family Ulmaceae. Finally, it is identified by the genus Ulmus.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a distinct geographical distribution across several regions of Northern Asia. In Siberia, its presence is specifically noted in the Chit Chita area. The species also extends into the Russian Far East, occupying territories such as Khabarovsk and Primorye. Within China, its range includes the vast region of Inner Mongolia. Furthermore, the plant is found throughout the Manchuria region of China.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Ulmus macrocarpa is defined by its preference for specific topographical and hydrological niches, primarily thriving within mountainous regions and along the corridors of rivers. It exhibits a strong affinity for stony places, where its root systems can navigate rocky substrates and well-drained soils. By occupying these transitional zones between aquatic systems and upland terrains, the species plays a role in stabilizing riparian banks and managing soil moisture within rugged, lithic environments.

Habitat :

mountains, rivers, stony places

Life history

The life history of Ulmus macrocarpa is characterized by its status as a perennial organism, allowing it to establish long-term presence within its ecological niche. As a deciduous species, it undergoes a distinct seasonal cycle where it sheds its foliage annually, typically in response to decreasing temperatures or changing photoperiods, entering a period of dormancy to conserve resources. This lifecycle enables the plant to persist through multiple growing seasons, re-sprouting and re-foliating each spring to continue its developmental progression.

Deciduousness :

deciduous

Lifecycle :

perennial

Morphology

The morphology of Ulmus macrocarpa is characterized by its robust growth form as a woody tree. It functions as a self-supporting organism, exhibiting a structural stability that does not rely on climbing or liana-like tendencies. As an independent species, it does not exhibit parasitic behavior, nor does it function as an epiphyte, maintaining a strictly terrestrial habit rather than occupying aquatic or semiaquatic niches. The plant's physical architecture is defined by its permanent woody tissue, which supports its substantial stature within its natural habitat.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

tree

Parasite :

independent

Woodiness :

woody

Physiology

The physiology of Ulmus macrocarpa is characterized by a C3 photosynthetic pathway, which dictates its carbon fixation processes and metabolic efficiency. The plant features cordate leaf forms with distinctly toothed margins, and it lacks any structural defenses such as leaf thorns or leaf spines. In terms of its structural composition, the plant exhibits a stem specific density (SSD) with a mean value of 667 mg/cm³.

Leaf form :

cordate

Leaf margin :

toothed

Leaf spines :

no

Leaf thorns :

no

Photosynthetic pathway :

C3

Stem specific density (SSD) mean:

667 mg/cm³

Reproduction

The reproduction of Ulmus macrocarpa is characterized by its sexual reproduction through bisexual flowers, facilitating internal fertilization within the same plant. The flowering period for this species occurs seasonally, typically beginning in April and extending through June, though the timing can be variable depending on environmental conditions. Following fertilization, the plant utilizes an anemochorous dispersal syndrome, relying on wind currents to transport its seeds or samaras away from the parent plant to ensure successful colonization of new areas.

Dispersal syndrome :

anemochorous

Flowering time :

Apr

Flowering time :

Jun

Reproduction sexual :

bisexual

Sources: Global Inventory of Floras and Traits (GIFT)

Activities

Ulmus macrocarpa has 2 reported activities identified across 0 scientific publications and several other databases. The most consistently reported activities include Antihypertensive, Vasorelaxant.

Antihypertensive

1. Journal of ethnopharmacology

Vasorelaxant

1. Journal of ethnopharmacology

Conditions

Ulmus macrocarpa has 4 reported investigations on conditions identified across 0 scientific publications and several other databases. The most consistently reported conditions include Eimeria tenella, antihypertensive, hyperlipidemia, osteoporosis.

Eimeria tenella

1. Veterinary parasitology

Antihypertensive

1. Journal of ethnopharmacology

Hyperlipidemia

1. PloS one

Osteoporosis

1. Journal of ethnopharmacology