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Salix balsana
Salix balsana J.L. Ramírez, Cev.-Ferriz Int. J. Pl. Sci., 161(3): 525. May 2000
- Name
- Salix balsana
- 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 1094 [fig. 3.12-3.13], IGM-PB 1095 [fig. 3.14, 3.15], IGM-PB 1096 ("1090") [fig. 3.16]
- Diagnosis
- Elliptic-shaped lamina, 18.0–37.0 mm in length by 6.0–15.0 mm in width and a length/width ratio of 2.4–3.0 : 1; the petiole is 1.0–2.0 mm long, base markedly unequal and semicordate; rounded apex, toothed margin with
very small and widely spaced salicoid teeth; pinnate venation, slightly curved and stout midvein, five to six pairs of eucamptodromous secondary veins very slightly curved near the midvein; IAMV 37 (16–65); rounded arcs near the margin; tertiary veins in intercostal areas slightly curved toward the base of the leaf; high-order veins form a random reticulate pattern.
Nomenclatural synonyms
Species
