Lühe Town
Basic information
Sample name: Lühe Town

Reference: M. Wu, J. Huang, R. A. Spicer, S. Li, J. Zhao, W. Deng, W. Ding, H. Tang, Y. Xing, Y. Tian, Z. Zhou, and T. Su. 2022. The early Oligocene establishment of modern topography and plant diversity on the southeastern margin of the Tibetan Plateau. Global and Planetary Change 214(103856):1-14 [ER 4424]
Geography
Country: China

State: Yunnan

Coordinate: 25.14° N, 101.44° E
Latlng basis: stated in text

Time interval: Early Oligocene

Max Ma: 33.0

Min Ma: 32.0

Age basis: other

Geography comments: "in the Lühe Basin, Chuxiong Autonomous Prefecture, central Yunnan Province"
"There are three rich fossil-bearing layers" and "U-Pb zircon dating of the volcanic ash layers in the Lühe town section show the sediment exposed there to be early Oligocene (32–33 Ma) in age"

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Environment
Lithology: mudstone

Taphonomic context: lake deposit

Habitat comments: "from yellow-weathering mudstone... The plant fossils are mainly found in lacustrine deposits as impressions"

Methods
Life forms: leaves

Sample size: 2340 specimens

Museum: Xishuangbanna Tropical Botanical Garden

Net or trap nights: 0

Basal area status: not applicable

Sampling comments: cones, seeds, cupules, inflorescences, and fruits are also present, and some of the counts include such material

Metadata
Sample no: 4711

Contributor no: John Alroy

Enterer: John Alroy

Created: 2025-11-23 08:17:54

Modified: 2025-11-23 08:17:54

Abundance distribution
Each square represents a species. Square sizes are proportional to counts. Values are logged.
Statistics
35 species
3 singletons
total count 2340
geometric series index: 43.2
Fisher's α: 5.837
geometric series k: 0.8281
Hurlbert's PIE: 0.8626
Shannon's H: 2.4409
Good's u: 0.9987
Register
Osmunda sp. 2
Tsuga asiatica 35
includes cones
Calocedrus sp. 20
includes cones
Cryptomeria yunnanensis 39
Sequoia sp. 55
Metasequoia sp. 10
Cinnamomum sp. 5
Lindera sp. 3
Typha sp. 30
Mahonia sp. 9
Buxus sp. 6
Dalbergia sp. 2
Ulmus sp. 14
Zelkova sp. 12
Castanea sp. 52
Castanopsis sp. 112
Quercus sp. 365
sect. Cyclobalanopsis: includes cupules
Berryophyllum sp. 263
Carya sp. 3
Betula sp. 367
includes inflorescences
Carpinus sp. 610
includes fruits
Corylus sp. 16
Ostrya sp. 42
includes fruits
Coriaria sp. 1
Populus sp. 1
Idesia sp. 1
Acer sp. 120
includes fruits
Styrax sp. 7
Dictyophyllum sp. 1 27
Dictyophyllum sp. 2 28
Dictyophyllum sp. 3 29
Dictyophyllum sp. 4 25
Dictyophyllum sp. 5 16
Dictyophyllum sp. 6 2
Dictyophyllum sp. 7 11