Lysionotus oblongifolius W. T. Wang

Subshrubs. Stems erect, to 80 cm, apically densely rust-brown appressed puberulent. Petiole 1-4 cm; leaf blade oblong to obovate-oblong, 9-20 X 2.5-8 cm, papery, adaxially appressed puberulent, glabrescent, abaxially appressed puberulent, appressed pilose along veins, base cuneate, margin subentire with glands or indistinctly denticulate, apex acuminate; lateral veins 7-10 on each side of midrib, abaxially prominent. Cymes 4-7-flowered; peduncle 0.2-1 cm, densely rust-brown glandular pubescent; bracts narrowly triangular, 2-6 X ca. 0.7 mm. Pedicel 0.5-1.5 cm. Calyx 5-sect from base; segments 6-7 mm, outside rust-brown velutinous, inside glabrous. Corolla purple-red, ca. 1.9 cm, outside puberulent, inside glabrous; tube tubular, ca. 1.3 cm X 4-5 mm; adaxial lip ca. 2.2 mm; abaxial lip ca. 5.5 mm. Stamens ca. 5.5 mm; filaments ca. 4.5 mm; anthers ovoid; connective unappendaged; staminodes 3, 1-3 mm. Disc ringlike, margin entire. Pistil ca. 1 cm; ovary glabrous. Style glandular puberulent. Capsule 3-4 cm. Seed appendages subulate, 0.1-0.2 mm. Fl. Sep-Oct, fr. Oct.

SW Guangxi.

* Terrestrial in forests on limestone hills; ca. 300 m.