Populus cathayana
Details Top
| Internal ID | UUID64404d9bab5cd721594100 |
| Scientific name | Populus cathayana |
| Authority | Rehder |
| First published in | J. Arnold Arbor. 12: 59 (1931) |
General Uses Top
Suggest a correction!**Common products:**
Populus cathayana yields timber, pulpwood, and veneer from its fast-growing, straight-trunked wood. It serves as a model organism in plant biology and genetics research, particularly for studying sex determination, stress responses, and wood formation. Its sequenced genome and established transformation protocols make it a key resource in molecular biology databases like Phytozome and Plazma.
**Industrial and craft applications:**
The wood is processed into plywood, particleboard, and fiberboard for construction and furniture. Its moderate density and consistent grain make it suitable for pallets, crates, and architectural millwork. The species is cultivated for fiber production in paper pulping.
**Wood and fiber:**
Logs produce softwood timber valued for lightweight construction, packaging, and interior joinery. The wood's low shrinkage and moderate strength suit it for framing and sheathing in low-rise buildings. Bast fibers (yield: ~10-12% dry weight) are extracted for paper pulp and composite reinforcement. Core wood yields cellulose (~45% oven-dry mass), used in kraft and chemi-thermomechanical pulping for printing papers, cardboard, and tissue products.
**Properties relevant to use:**
Wood density ranges from 0.35–0.45 g/cm³ (green), with lignin content of 20–25% and cellulose crystallinity of 50–60%. The low resin content (2–4%) minimizes processing issues. Sapwood (80–90% of volume) has high permeability, facilitating preservative treatment. Bast fibers exhibit a cellulose/lignin ratio of 1.8–2.1, promoting pulping efficiency and tensile strength (400–600 MPa).
**Sustainability and sourcing:**
The species regenerates naturally via root suckers and seeds, enabling rapid plantation establishment in temperate regions. Rotation cycles of 10–15 years are common for fiber production. Global commercial plantations exceed 1 million hectares, supporting sustainable sourcing through carbon sequestration (6–8 t CO₂/ha/year in short-rotation systems). Wood certification programs like FSC and PEFC manage harvesting practices.
Common names Top
Add a new one! Suggest a correction!| Language | Common/alternative name |
|---|---|
| Chinese | 圆叶白杨树 |
| Chinese | 青杨 |
| Chinese | 云南青杨 |
| Chinese | 雲南青楊 |
Varieties (abbr. var.) Top
Add a new one! Suggest a correction!| Name | Authority | First published in |
|---|---|---|
| Populus cathayana var. latifolia | (Z.Wang & C.Y.Yu) Z.Wang & S.L.Tung | Fl. Reipubl. Popularis Sin. 20(2): 32 (1984):. |
Germination/Propagation Top
Suggest a correction or add new data!
No germination or propagation data was added yet.
Distribution (via POWO/KEW) Top
Legend for the distribution data:
- Doubtful data
- Extinct
- Introduced
- Native
-
Asia-temperate click to expand
-
China
- China North-central
- China South-central
- Inner Mongolia
- Manchuria
- Qinghai
-
Eastern Asia
- Korea
-
China
Links to other databases Top
Suggest others/fix!| Database | ID/link to page |
|---|---|
| World Flora Online | wfo-0001133622 |
| Tropicos | 28300547 |
| KEW | urn:lsid:ipni.org:names:776633-1 |
| The Plant List | tro-28300547 |
| Open Tree Of Life | 1022787 |
| NCBI Taxonomy | 688333 |
| IPNI | 776633-1 |
| GBIF | 7266641 |
| EPPO | POPCT |
| USDA GRIN | 461844 |
Genomes (via NCBI) Top
No reference genome is available on NCBI yet. We are constantly monitoring for new data.
Scientific Literature Top
Below are displayed the latest 15 articles published in PMC (PubMed Central®) and other sources (DOI number only)!
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Phytochemical Profile Top
Add a new one!
Below are displayed the proven (via scientific papers) natural compounds!
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| Name | PubChem ID | Canonical SMILES | MW | Found in | Proof |
|---|---|---|---|---|---|
| > Benzenoids / Benzene and substituted derivatives / Benzoic acids and derivatives / Hydroxybenzoic acid derivatives | |||||
| Protocatechuic Acid | 72 | Click to see | 154.12 | unknown | https://doi.org/10.1515/ZNC-1992-3-423 |
| > Phenylpropanoids and polyketides / Cinnamic acids and derivatives / Hydroxycinnamic acids and derivatives / Coumaric acids and derivatives | |||||
| Prenyl Caffeate | 5281790 | Click to see | 248.27 | unknown | https://doi.org/10.1515/ZNC-1992-3-423 |
| > Phenylpropanoids and polyketides / Cinnamic acids and derivatives / Hydroxycinnamic acids and derivatives / Hydroxycinnamic acids | |||||
| Caffeic Acid | 689043 | Click to see | 180.16 | unknown | https://doi.org/10.1515/ZNC-1992-3-423 |
| cis-Caffeic acid | 1549111 | Click to see C1=CC(=C(C=C1C=CC(=O)O)O)O | 180.16 | unknown | https://doi.org/10.1515/ZNC-1992-3-423 |
| Isoferulic Acid | 736186 | Click to see | 194.18 | unknown | https://doi.org/10.1515/ZNC-1992-3-423 |
| P-Coumaric Acid | 637542 | Click to see | 164.16 | unknown | https://doi.org/10.1515/ZNC-1992-3-423 |
| > Phenylpropanoids and polyketides / Flavonoids / Flavans / Flavanones | |||||
| (+-)-Naringenin | 932 | Click to see | 272.25 | unknown | https://doi.org/10.1515/ZNC-1992-3-423 |
| (2R)-5,7-dihydroxy-2-(4-hydroxyphenyl)-2,3-dihydro-4H-chromen-4-one | 667495 | Click to see C1C(OC2=CC(=CC(=C2C1=O)O)O)C3=CC=C(C=C3)O | 272.25 | unknown | https://doi.org/10.1515/ZNC-1992-3-423 |
| Pinocembrin | 68071 | Click to see C1C(OC2=CC(=CC(=C2C1=O)O)O)C3=CC=CC=C3 | 256.25 | unknown | https://doi.org/10.1515/ZNC-1992-3-423 |
| > Phenylpropanoids and polyketides / Flavonoids / Flavans / Flavanones / Flavanonols | |||||
| Pinobanksin | 73202 | Click to see | 272.25 | unknown | https://doi.org/10.1515/ZNC-1992-3-423 |
| Pinobanksin 3-acetate | 148556 | Click to see | 314.29 | unknown | https://doi.org/10.1515/ZNC-1992-3-423 |
| > Phenylpropanoids and polyketides / Flavonoids / Flavones | |||||
| Chrysin | 5281607 | Click to see | 254.24 | unknown | https://doi.org/10.1515/ZNC-1992-3-423 |
| > Phenylpropanoids and polyketides / Flavonoids / Flavones / Flavonols | |||||
| Galangin | 5281616 | Click to see C1=CC=C(C=C1)C2=C(C(=O)C3=C(C=C(C=C3O2)O)O)O | 270.24 | unknown | https://doi.org/10.1515/ZNC-1992-3-423 |
| Kaempferol | 5280863 | Click to see | 286.24 | unknown | https://doi.org/10.1515/ZNC-1992-3-423 |
| Rhamnocitrin | 5320946 | Click to see | 300.26 | unknown | https://doi.org/10.1515/ZNC-1992-3-423 |
| > Phenylpropanoids and polyketides / Flavonoids / O-methylated flavonoids / 3-O-methylated flavonoids | |||||
| Homoeriodictyol | 73635 | Click to see | 302.28 | unknown | https://doi.org/10.1515/ZNC-1992-3-423 |
| Isokaempferide | 5280862 | Click to see | 300.26 | unknown | https://doi.org/10.1515/ZNC-1992-3-423 |
| > Phenylpropanoids and polyketides / Flavonoids / O-methylated flavonoids / 4-O-methylated flavonoids | |||||
| Isosakuranetin | 160481 | Click to see COC1=CC=C(C=C1)C2CC(=O)C3=C(C=C(C=C3O2)O)O | 286.28 | unknown | https://doi.org/10.1515/ZNC-1992-3-423 |
| > Phenylpropanoids and polyketides / Flavonoids / O-methylated flavonoids / 7-O-methylated flavonoids | |||||
| (-)-Pinostrobin | 73201 | Click to see | 270.28 | unknown | https://doi.org/10.1515/ZNC-1992-3-423 |
| Pinostrobin | 6950539 | Click to see COC1=CC(=C2C(=O)CC(OC2=C1)C3=CC=CC=C3)O | 270.28 | unknown | https://doi.org/10.1515/ZNC-1992-3-423 |
| Sakuranetin | 73571 | Click to see | 286.28 | unknown | https://doi.org/10.1515/ZNC-1992-3-423 |
| > Phenylpropanoids and polyketides / Linear 1,3-diarylpropanoids / Chalcones and dihydrochalcones / 2-Hydroxychalcones | |||||
| 2',4,4',6'-Tetrahydroxychalcone | 5280960 | Click to see | 272.25 | unknown | https://doi.org/10.1515/ZNC-1992-3-423 |
| 2',6'-Dihydroxy-4'-methoxychalcone | 5316793 | Click to see | 270.28 | unknown | https://doi.org/10.1515/ZNC-1992-3-423 |
| Pinocembrin chalcone | 6474295 | Click to see C1=CC=C(C=C1)C=CC(=O)C2=C(C=C(C=C2O)O)O | 256.25 | unknown | https://doi.org/10.1515/ZNC-1992-3-423 |
| > Phenylpropanoids and polyketides / Linear 1,3-diarylpropanoids / Chalcones and dihydrochalcones / Retrochalcones | |||||
| 1-Phenyl-3-(2,3,4,5-tetrahydroxyphenyl)prop-2-en-1-one | 129629293 | Click to see | 272.25 | unknown | https://doi.org/10.1515/ZNC-1992-3-423 |
Collections Top
| In private collections | 0 |
| In public collections | 0 |