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FOC | Family List | FOC Vol. 19 | Acanthaceae | Strobilanthes

120. Strobilanthes longgangensis D. Fang & H. S. Lo, Guihaia. 17: 33. 1997.

弄岗马蓝 nong gang ma lan

Perilepta longgangensis (D. Fang & H. S. Lo) C. Y. Wu & C. C. Hu.

Subshrubs to 40 cm tall, strongly anisophyllous. Petiole 2-14 mm; leaf blade narrowly elliptic to rarely ovate-elliptic, smaller of pair (1.5-)3-8.5 × 0.8-3 cm and larger one 6-11.5 × 2.5-4.5 cm, both surfaces glabrous with prominent cystoliths, abaxially paler, secondary veins 4-6 on each side of midvein, base narrowly cuneate and decurrent onto petiole, margin denticulate, apex acuminate. Inflorescences axillary, spikes, 2-4 cm, 1-5-flowered; peduncle ca. 8 mm; bracts narrowly triangular, 3-4 × 1-1.5 mm, persistent, apex acute; bracteoles oblong, 5-6 × ca. 1 mm, glabrous. Flowers distant on rachis, usually only 1 sterile per node. Calyx ca. 5 mm, 5-lobed to near base; lobes resembling bracteoles, glabrous. Corolla purple, campanulate, ca. 2.5 cm, outside glabrous, inside glabrous except for trichomes retaining style; tube basally cylindric and narrow for ca. 5 mm then gradually widened to ca. 1.5 cm at mouth; lobes oblong, ca. 4 mm, apex emarginate. Stamens 4, included; filaments sparsely pilose, shorter pair ca. 2 mm, longer pair 6-8 mm; anther thecae subspherical, ca. 1 mm, incurved. Ovary glabrous; style ca. 1.8 cm, hirsute. Capsule not seen. Fl. Nov.

● Limestone slopes; 300-600 m. Guangxi (Longzhou).


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