redneck rhody

Names and Synonyms

Common Names

• redneck rhody
• yuzuri-ha tree

Scientific Names

Accepted name

Synonyms

• Tetranthera lhuysii
• Daphniphyllum jezoense
• Daphniphyllum macropodum var. crassifolium
• Daphniphyllum macropodum subsp. humile
• Daphniphyllum macropodum var. humile
• Daphniphyllum macropodum var. lhuysii
• Daphniphyllum macropodum f. intermedium
• Daphniphyllum macropodum var. variegatum
• Daphniphyllum macropodum var. viridipes
• Daphniphyllum humile
• Daphniphyllum membranaceum
• Daphniphyllum himalense subsp. macropodum
• Daphniphyllum macropodum f. variegatum

Regional and Traditional Names

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant belongs to the kingdom Plantae and the phylum Streptophyta, falling under the class Equisetopsida and subclass Magnoliidae. Within the order Saxifragales, it is classified under the family Daphniphyllaecae and is identified by the genus Daphniphyllum.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a broad geographical distribution across several key regions of East Asia. In the northern reaches of its range, it can be found within the Kuril Islands of the Russian Far East. Its presence extends significantly into China, specifically throughout the South-Central and Southeast regions. The species is also well-established in Eastern Asia, including the territories of Japan and Korea. Together, these locations highlight the diverse habitats where the species thrives across the continent.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Daphniphyllum macropodum is characterized by its specific altitudinal distribution within montane ecosystems. This species is found across a diverse vertical gradient, inhabiting environments ranging from lower montane zones up to higher elevations. Specifically, its elevational range begins at a minimum of 600 m AMSL and extends to a maximum of 1900 m AMSL, with a mean elevational range of 1250 m AMSL. This distribution suggests that the plant is adapted to the varying temperature regimes and moisture levels typically found within these mid-to-high altitude subtropical or tropical mountain habitats.

Elevational range max:

1900 m AMSL

Elevational range mean:

1250 m AMSL

Elevational range min:

600 m AMSL

Life history

The life history of Daphniphyllum macropodum is characterized by its status as a perennial organism, allowing it to persist in its ecosystem through multiple growing seasons. In terms of its structural growth habits and ecological positioning, the species exhibits dual life form classifications: it functions as a phanerophyte, maintaining its visible shoot system above the ground, while also being categorized as a nanophanerophyte, indicating that its stem height remains relatively low within the phanerophyte spectrum.

Life form :

nanophanerophyte

Life form :

phanerophyte

Lifecycle :

perennial

Morphology

The morphology of Daphniphyllum macropodum is characterized by its growth form as a woody tree. It is a self-supporting plant that does not function as a climber or a liana, and it grows as an independent organism rather than a parasite or an epiphyte. As a terrestrial species, it maintains a stable stature with a plant height that typically ranges from a minimum of 3 m to a maximum of 10 m, resulting in an average height of approximately 6.5 m.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

tree

Parasite :

independent

Plant height max:

10 m

Plant height mean:

6.5 m

Plant height min:

3 m

Woodiness :

woody

Physiology

The physiology of Daphniphyllum macropodum is characterized by a C3 photosynthetic pathway, which dictates its carbon fixation processes and metabolic efficiency in its natural habitat. The vegetative structure exhibits significant morphological variability in its foliage, specifically regarding leaf dimensions. The leaves typically maintain a mean length of 19.5 cm, though they can range from a minimum of 14 cm to a maximum of 25 cm. In terms of lateral expansion, the leaf width shows a mean measurement of 4.75 cm, with individual leaves fluctuating between a minimum width of 3 cm and a maximum width of 6.5 cm.

Leaf length max:

25 cm

Leaf length mean:

19.5 cm

Leaf length min:

14 cm

Leaf width max:

6.5 cm

Leaf width mean:

4.75 cm

Leaf width min:

3 cm

Photosynthetic pathway :

C3

Reproduction

The reproduction of Daphniphyllum macropodum is characterized by specific morphological dimensions regarding its fruit and seed production. The plant produces fruits that maintain a consistent length, with a mean, minimum, and maximum measurement all recorded at 1 cm. The seeds contained within these fruits exhibit notable variation in mass; while the mean seed mass is 0.04441 g, individual seeds range from a minimum mass of 0.041 g to a maximum mass of 0.05 g.

Fruit length max:

1 cm

Seed mass max:

0.05 g

Seed mass mean:

0.04441 g

Seed mass min:

0.041 g

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Daphniphyllum macropodum has 3 reported plant parts identified across 3 scientific publications and several other databases that are studied for medicinal purposes. The most consistently reported plant part include fruit, leaf, stem.

Fruit

1. Journal of natural products

Leaf

1. Journal of natural products

Stem

1. The Journal of organic chemistry

Chemicals

Daphniphyllum macropodum has 14 reported phytochemicals identified across 3 scientific publications and several other databases. The most consistently reported chemicals include Macropodumine B, Macropodumine C, Daphnicyclidin B, Daphnicyclidin D, Daphnicyclidin H.

Macropodumine B

1. Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica
2. Chirality

Macropodumine C

1. Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica
2. Chirality

Daphnicyclidin B

1. Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica

Daphnicyclidin D

1. Chemistry & biodiversity

Daphnicyclidin H

1. Chemistry & biodiversity

Daphnilactone B

1. Journal of natural products

Deoxycalyciphylline B

1. Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica

Deoxyyuzurimine

1. Chemistry & biodiversity

H-

1. Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica

Longistylumphylline A

1. Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica

Preparations

Daphniphyllum macropodum has 1 reported preparations identified across 3 scientific publications and several other databases. The most consistently reported preparations include CHCl3 extract.

Chcl3 extract

1. Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica