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Lagerstroemia himalayaensis
Lagerstroemia himalayaensis G. Srivast., R. Gaur, R.C. Mehrotra J. Earth Syst. Sci., 124(1): 230. 12 Feb 2015
- Name
- Lagerstroemia himalayaensis
- Rank
- Species
- Generic Name
- [Genus] Lagerstroemia
- Authors (Pub.)
- Srivastava G.
Gaur R.
Mehrotra R. C.
- Publication
- Lagerstroemia L. from the middle Miocene Siwalik deposits, northern India: Implication for Cenozoic range shifts of the genus and the family Lythraceae [2015/2]
- Journal
- Journal of earth system science
- Volume
- 124
- Issue
- 1
- Page number
- 230
- Year
- 2015
- Fossil Status
- leaves
- Stratigraphy
- Miocene
- Strat. comment
- Lower Siwalik
- Location
- Gola River near Kathgodam, Nainital District, Uttarakhand, India
- Paleoregion
- Eurasia (Indostan)
Data for Holotypus
- Repository
- Birbal Sahni Institute of Palaeosciences, Lucknow, India
- Repository Number
- BSIP 40116
Data for Paratypus
- Repository
- Birbal Sahni Institute of Palaeosciences, Lucknow, India
- Repository Number
- BSIP 40117
- Diagnosis
- Leaf simple, symmetrical, mesophyll, elliptic to narrow elliptic; preserved lamina length and width 6.1 × 3.1 cm and 7 × 3 cm; apex acuminate with round tip; base acute; margin entire, slightly wavy; texture supposedly chartaceous; petiole not preserved; venation pinnate, eucamptodromous to brochidodromous; primary vein stout, almost straight; nine pairs of secondary veins, 0.5–0.9 cm apart, predominantly alternate, angle of divergence moderate to wide acute (49◦–69◦), uniformly curved and running parallel to each other up to the margin, sometimes turning sharply upwards near the margin to form loops with the adjacent secondaries at the upper part of lamina, moderately thick; intersecondary veins present, 1 or 2 in number; tertiary veins percurrent, simple, rarely forked, recurved, oblique in relation to midvein, angle of origin predominantly acute-obtuse (AO); marginal ultimate venation looped.
