Difference between revisions of "Rhamnus serrata"
in J. J. Roemer et al., Syst. Veg. 5: 295. 1819.
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|accepted_name=Rhamnus serrata | |accepted_name=Rhamnus serrata | ||
| − | |accepted_authority=Humboldt & Bonpland ex Willdenow | + | |accepted_authority=Humboldt & Bonpland ex Willdenow |
|publications={{Treatment/Publication | |publications={{Treatment/Publication | ||
| − | |title=Syst. Veg. | + | |title=in J. J. Roemer et al., Syst. Veg. |
|place=5: 295. 1819 | |place=5: 295. 1819 | ||
|year=1819 | |year=1819 | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Rhamnus serrata | name=Rhamnus serrata | ||
| − | |authority=Humboldt & Bonpland ex Willdenow | + | |authority=Humboldt & Bonpland ex Willdenow |
|rank=species | |rank=species | ||
|parent rank=genus | |parent rank=genus | ||
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|distribution=Ariz.;N.Mex.;Tex.;Mexico;Central America (Guatemala). | |distribution=Ariz.;N.Mex.;Tex.;Mexico;Central America (Guatemala). | ||
|reference=None | |reference=None | ||
| − | |publication title=Syst. Veg. | + | |publication title=in J. J. Roemer et al., Syst. Veg. |
|publication year=1819 | |publication year=1819 | ||
|special status= | |special status= | ||
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V12/V12_938.xml |
|genus=Rhamnus | |genus=Rhamnus | ||
|species=Rhamnus serrata | |species=Rhamnus serrata | ||
Latest revision as of 19:18, 5 November 2020
Shrubs to small trees, 0.8–2.5 m, unarmed. Branchlets gray-brown, 2 cm, puberulent, glabrescent. Bud scales dark red to reddish brown, coriaceous, dull. Leaves deciduous, alternate to subopposite; petiole 3–4 mm; blade usually yellowish brown, rarely green, abaxially, green adaxially, elliptic to elliptic-lanceolate or elliptic-oblong, 1.5–5(–5.5) cm, herbaceous, base cuneate to rounded or truncate, margins serrulate to crenulate, apex obtuse, both surfaces minutely hirtellous, often more densely so abaxially; secondary veins 5–8(–11) pairs, all diverging at nearly same angle. Inflorescences fascicles or flowers solitary. Pedicels 1–4 mm. Sepals 4. Petals 4. Drupes black, globose or slightly elongate, 4–6(–8) mm; stones 2.
Phenology: Flowering Apr–Jun.
Habitat: Canyons, stream banks, open hillsides, ledges, ridges, among boulders, gravelly limestone hills, roadsides, mesic forests, woodlands.
Elevation: 1500–2600 m.
Distribution
Ariz., N.Mex., Tex., Mexico, Central America (Guatemala).
Discussion
Selected References
None.