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Salix alencasterae
Salix alencasterae J.L. Ramírez, Cev.-Ferriz Int. J. Pl. Sci., 161(3): 525. May 2000
- Name
- Salix alencasterae
- Rank
- Species
- Generic Name
- [Genus] Salix
- Authors (Pub.)
- Ramírez J. L.
Cevallos-Ferriz S. R. S.
- Publication
- Leaves of Salicaceae (Salix and Populus) from Oligocene sediments near Tepexi de Rodríguez, Puebla, Mexico [2000/5]
- Journal
- International Journal of Plant Sciences
- Volume
- 161
- Issue
- 3
- Page number
- 525
- Year
- 2000
- Fossil Status
- leaves
- Stratigraphy
- Oligocene
- Strat. comment
- Pie de Vaca Formation
- Location
- Los Ahuehuetes locality, on the southern bank of the Axamilpa River, northwest of Tepexi de Rodríguez, Puebla, Mexico
- Paleoregion
- America (North)
Data for Holotypus
- Repository
- Universidad Nacional Autónoma de México, Instituto de Geología, México, México
- Repository Number
- IGM-PB 1097 [fig. 3.17, 3.19], IGM-PB 1098 [fig. 3.18]
- Diagnosis
- Very narrow elliptic-shaped lamina, 42.0–99.0 mm in length by 8.0–13.0 mm in width and with a length/width ratio of 7.6 : 1; petiolated, narrow rounded base; acute apex (20), entirely or scarcely toothed margin, salicoid teeth;
pinnate venation, straight and stout midvein, 14 pairs of eucamptodromous
secondary veins, with a pronounced development near the margin; IAMV of 58 (48–73); rectangular to very angular arcs near the margin; slightly curved intersecondary veins; tertiary percurrent veins in intercostal areas
with tortuous trajectory; high-order veins form a random reticulate pattern.
Nomenclatural synonyms
Species
