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FOC | Family List | FOC Vol. 15 | Sapotaceae | Xantolis

4. Xantolis shweliensis (W. W. Smith) P. Royen, Blumea. 8: 210. 1957.

瑞丽刺榄 rui li ci lan

Sideroxylon shweliensis W. W. Smith, Notes. Roy. Bot. Gard. Edinburgh 12: 223. 1920.

Shrubs 1--2 m tall. Branchlets gray, striate, white tomentose or glabrous. Petiole 5--8 mm, white sericeous when young but soon glabrescent; leaf blade lanceolate to elliptic, 5--10 X 1.3--2.5 cm, papery, abaxially glabrous or scattered villous, adaxially shiny and glabrous or sparsely villous along midrib, base narrowly cuneate, apex obtuse to acuminate, lateral veins 9--12 pairs. Flowers solitary or in several-flowered clusters, pendant. Pedicel 3--4 mm, yellowish brown tomentose. Sepals 5, imbricate, ovate to triangular, 3--4 X 2.5--4 mm, outside villous towards apex, inside yellowish brown tomentose. Corolla pale yellow, 7.5--9 mm; lobes 5, ovate-lanceolate, 5--6 X 2--2.5 mm, margin fimbriate at base. Stamens 5 with a cluster of villous hairs on each side at base; staminodes lanceolate, 3--4 X 1--2 mm, apex acute. Ovary conical, 5-locular, grayish yellow pubescent. Fruit ovoid, slightly beaked, ca. 3 cm. Seeds compressed-ellipsoid, ca. 18 X 12 mm, glossy brown, scar elliptic, ca. 14 X 6 mm.

* Mixed forest; 2400--3000 m. Yunnan.

No specimen has been seen by the authors. The description is based on P. Royen (Blumea 8: 210. 1957.) and information given by reviewers.


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