Briggsia humilis K. Y. Pan

Plants stemless. Petiole 1.5-3 cm, densely rust-brown villous; leaf blade ovate-elliptic, 1.5-2.2 X 0.8-1.2 cm, adaxially densely pale yellow appressed villous, abaxially densely rust-brown villous, base shallowly cordate, margin serrulate, apex obtuse; lateral veins 5 or 6 on each side of midrib, adaxially immersed, forming channels, abaxially prominent. Cymes 1-3-flowered; peduncle 7-9 cm, sparsely rust-brown puberulent; bracts 2, oblong, 3-4 X ca. 1 mm, densely rust-brown villous, margin entire. Calyx segments lanceolate, ca. 4 X 1 mm, outside rust-brown villous, margin entire, veins indistinct. Corolla pale purple, inside yellow spotted, ca. 1.8 cm, outside pilose, inside pubescent; tube ca. 1.2 X 0.7 cm; adaxial lip ca. 3.5 mm, lobes suborbicular, ca. 1.6 X 1.5 mm, apex truncate; abaxial lip ca. 7 mm, lobes ovate, ca. 4 X 3.3 mm, apex obtuse to rounded. Adaxial stamens adnate to corolla ca. 1.5 mm above base, ca. 4.5 mm, abaxial ones adnate to corolla ca. 2 mm above base, ca. 6.5 mm; filaments glandular pubescent; anthers reniform, thecae confluent; staminode ca. 1 mm. Pistil ca. 8 mm, glabrescent. Style ca. 1.5 mm. Capsule 6-8.5 cm, glabrous. Seeds unknown. Fl. Aug.

W Hubei.

* Rocks by streams under forests; ca. 1300 m.

Briggsia humilis là một loài thực vật có hoa trong họ Tai voi. Loài này được K.Y.Pan mô tả khoa học đầu tiên năm 1988.

小粗筒苣苔（学名：Briggsia humilis）为苦苣苔科粗筒苣苔属下的一个种。