Tilia nasczokiniiStepanov, commonly known as Nasczokin's lime or Nasczokin's linden, is a rare deciduous tree or shrub endemic to Siberia in Russia.
Species of tree
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Tilia nasczokinii
Flower of Nasczokin's Lime
Scientific classification
Kingdom:
Plantae
Clade:
Tracheophytes
Clade:
Angiosperms
Clade:
Eudicots
Clade:
Rosids
Order:
Malvales
Family:
Malvaceae
Genus:
Tilia
Species:
T.nasczokinii
Binomial name
Tilia nasczokinii
Stepanov
Description
Fruits
The tree grows to 20 m tall, its bark pale grey and fissured. The leaves are cordate or broadly ovate, up to 15cm long. The tiny yellowish, almost white flowers of 0.8–1cm in diameter appear in clusters of 1–3. The stigmata are stellate, and the ovary is strip-hairy. Long hairs and short hairs grow in longitudinal, alternating rows. The young ovary is white haired and becomes rusty upon maturity. The fruit is flattened.[1]
Ecology
The habitat of Tilia nasczokinii is coniferous forests of Pinus sylvestris.[2]
Cultivation
The tree is not known to be in cultivation in western Europe or North America.
Etymology
The tree is named for the Russian botanist Vladimir D. Nashchokin (Russian: Владимир Дмитриевич Нащокин), who studied it.[3]
Conservation status
Tilia nasczokinii is considered a threatened species and included in the Red Book of Krasnoyarsk Krai.[4]
One locus is in the conservation zone of the Stolby Nature Sanctuary.
References
Stepanov, N. V. (1993): Tilia nasczokinii (Tiliaceae) — new species from the Krasnoyarsk vicinity, Bot. Zhurn. (Moscow & Leningrad) 78(3): 142.
Степанов Н.В. (2006): Флора северо-востока Западного Саяна и острова Отдыха на Енисее (г.Красноярск). Краснояр. гос. университет, Красноярск, Russia ISBN5-7638-0682-4
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