Vallesia glabra
Details Top
| Internal ID | UUID643ff04350d3f359986155 |
| Scientific name | Vallesia glabra |
| Authority | Link |
| First published in | Enum. Hort. Berol. Alt. 1: 207 (1821) |
General Uses Top
Suggest a correction!Common products:
Vallesia glabra yields a milky latex that has been investigated as a source of rubber and guttiferous principles. The root bark of some Vallesia species contains alkaloids; alkaloid-rich extracts have been used as chemotaxonomic markers in systematic studies but are not developed commercial products.
Industrial and craft applications:
Latex from stems and leaves can be fractionated to isolate natural rubber fractions and non‑rubber components (gums/resins). The resin/gum fraction has been proposed for natural adhesive systems and as a base for coating materials; however, characterization remains incomplete.
Food and beverages (non-medicinal):
No confirmed food or beverage uses are documented. The plant is not recorded as an edible species or as a source of flour, oil, or beverage ingredients.
Colorants and tanning:
No reliable reports of use as a source of dyes, inks, or tannins for leather tanning are available for V. glabra.
Wood and fiber:
The shrub’s woody stems are small and not described as a timber source. No fiber uses (bast, bark, or leaf fibers) are reported.
Fragrance and cosmetics:
There are no verified uses in perfumery or cosmetics.
Properties relevant to use:
Chemical analyses of the latex report typical cis‑1,4‑polyisoprene in the rubber fraction along with mixed terpenoids (e.g., diterpenes) that influence solubility and film formation. Studies note variability in latex composition and molecular weight, affecting processability. Root bark alkaloids such as vallesine and quebrachamine have been characterized, supporting chemotaxonomic applications but not industrial utilization.
Standards and regulation:
No international or national standards apply to V. glabra latex, resins, or alkaloids for industrial, food, cosmetic, or timber use. Chemically, purified natural rubber is regulated under ASTM D4483 for rubber compounding tests and ISO 247 for ash content.
Sustainability and sourcing:
The species occurs as a tropical shrub with a scattered distribution; no commercial plantation or wild‑harvest protocols are documented. Sustainability depends on habitat conservation and controlled, non‑destructive collection if latex is investigated further.
Synonyms Top
| Scientific name | Authority | First published in |
|---|---|---|
| Rauvolfia glabra | Cav. | Icon. 3: 50 (1796) |
| Vallesia chiococcoides | Kunth | Nov. Gen. Sp. 3: 233 (1819) |
| Vallesia cymbifolia | Ortega | Nov. Rar. Pl. Descr. Dec. : 58 (1798) |
| Vallesia dichotoma | Ruiz & Pav. | Fl. Peruv. 2: 26 (1799) |
| Vallesia inedita | Guib. | Trait. Drog. Simpl. , ed. 6, 2: 376 (1869) |
| Vallesia punctata | Spreng. | Neue Entd. 3: 33 (1822) |
Common names Top
Add a new one! Suggest a correction!| Language | Common/alternative name |
|---|---|
| English | tearshrub |
| English | pearlberry |
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
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Northern America click to expand
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Mexico
- Mexico Gulf
- Mexico Northeast
- Mexico Northwest
- Mexico Southwest
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Mexico
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Southern America click to expand
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Brazil
- Brazil North
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Southern South America
- Argentina Northeast
- Argentina Northwest
- Paraguay
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Western South America
- Bolivia
- Colombia
- Peru
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Brazil
Links to other databases Top
Suggest others/fix!| Database | ID/link to page |
|---|---|
| World Flora Online | wfo-0000330962 |
| USDA Plants | VAGL2 |
| Tropicos | 1800051 |
| KEW | urn:lsid:ipni.org:names:82668-1 |
| The Plant List | kew-211409 |
| Open Tree Of Life | 3870740 |
| Nature Serve | 2.156233 |
| IUCN Red List | 62543 |
| IPNI | 82668-1 |
| iNaturalist | 62894 |
| GBIF | 5414418 |
| EOL | 466218 |
| USDA GRIN | 41099 |
| Wikipedia | Vallesia_glabra |
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)!
| Title | Authors | Publication | Released | IDs | ||||
|---|---|---|---|---|---|---|---|---|
| Über ein Alkaloid aus Vallesia glabra | M. Hartmann, E. Schlittler | Wiley | 26-Dec-2004 |
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| Alkaloid‐Studien LII. Die Alkaloide aus <i>Vallesia dichotoma</i> R<scp>UIZ</scp><i>et</i> P<scp>AV</scp> | A. Walser, Carl Djerassi | Wiley | 23-Dec-2004 |
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| Alkaloids from leaves and stems of Vallesia glabra. | Zèches M, Mesbah K, Richard B, Moretti C, Nuzillard JM, Men-Olivier LL | Planta Med | 01-Feb-1995 |
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| [About Vallesin, a new alkaloid from Vallesia glabra]. | SCHLITTLER E, ROTTENBERG M | Helv Chim Acta | 01-Jan-1970 |
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Phytochemical Profile Top
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Below are displayed the proven (via scientific papers) natural compounds!
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Collections Top
| In private collections | 0 |
| In public collections | 0 |