Ulmus lanceifolia

Ulmus lanceifolia Roxb., Pl. Asiat. Rar. 2: 86, pl. 200 1831. (syn: Ulmus hookeriana Planch.; Ulmus tonkinensis Gagnep.);
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Nepal to China (Yunnan, Guangxi) and Indo-China, Sumatera, Lesser Sunda Islands (Flores), Sulawesi: Assam, Bangladesh, China South-Central, China Southeast, East Himalaya, Hainan, Laos, Lesser Sunda Is., Myanmar, Nepal, Sulawesi, Sumatera, Thailand, Vietnam as per POWO;
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Trees, to 30 m tall, d.b.h. 40-80 cm, evergreen. Bark yellowish gray to chestnut brown, exfoliating in irregular flakes. Branchlets brown to red-brown, pubescent when young, ± pubescent with age, unwinged and without a corky layer, with scattered lenticels. Winter buds dark brown to red-brown, ovoid-orbicular, pubescent or glabrous. Petiole 2-7 mm, pubescent; leaf blade lanceolate, ovate-lanceolate, or narrowly orbicular-lanceolate, 3-10(-11) × 1.5-3.5 cm, thick, abaxially pea green and pubescent only near petiole or occasionally with a few hairs on midvein, adaxially lustrous green and pubescent only on midvein, base rounded or ± oblique and asymmetric, margin obtusely regularly simply serrate, apex acuminate; midvein depressed; secondary veins 6-18 on each side of midvein. Inflorescences fascicled cymes, 3-11-flowered. Flowers from floral buds. Perianth glabrous or margin ciliate. Samaras orange-brown, obovate, orbicular-obovate, or ± orbicular, strongly oblique, 1.2-2.8 × 1.2-2.1 cm, glabrous except for pubescence on stigmatic surface in notch; stalk shorter than perianth, glabrous or pubescent; perianth persistent. Seed at center or toward apex of samara.
Forest margins
(Attributions- Compiled from secondary sources listed in references by Kishor Deka for the Assam Biodiversity Portal project as per India Biodiversity Portal)
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MS, Aug.,2021/02 Ulmus sp. for id: 2 images.
Location : Laipuitlang, Mizoram
Date : 23-12-2019
Habit : Tree
Habitat : Wild


Are there any other species listed other than Ulmus parvifolia, to which it appears close ?


Only Ulmus lanceifolia is recorded in Mizoram


Yes, it is Ulmus lanceifolia only as per POWO and keys at Flora of China.


Nepali Name : चम्लायो Chamlaayo



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References:
POWO  Catalogue of Life  The Plant List Ver.1.1  Tropicos  GBIF (High resolution specimens) Flora of China  Annotated checklist of Flowering plants of Nepal  India Biodiversity Portal  Wikipedia  Plant illustrations

Updated on January 5, 2025

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