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Chinese Plant Names | Family List | Gesneriaceae | Loxostigma

Loxostigma cavaleriei (Levl. et Van.) Burtt


Description from Flora of China

Didissandra cavaleriei H. Léveillé & Vaniot in H. Léveillé, Compt. Rend. Assoc. Franç. Avancem. Sci. 34: 425. 1906; Briggsia cavaleriei (H. Léveillé & Vaniot) Craib; Didymocarpus cavaleriei (H. Léveillé & Vaniot) H. Léveillé (1906), not D. cavaleriei H. Léveillé (1911).

Stems 7-30 cm, pubescent to puberulent, usually simple. Leaves opposite, spread along stem or crowded near apex, unequal to subequal in a pair; petiole 0.5-3(-4.2) cm, densely pubescent to puberulent; leaf blade narrowly elliptic to narrowly ovate or narrowly obovate, 2-16 X 1-7.5 cm, adaxially sparsely appressed puberulent, abaxially very sparsely puberulent, denser along veins, base oblique, cuneate to subcordate, margin serrate to crenulate, apex acuminate to acute. Cymes unbranched to branched 3 , 1-7-flowered; peduncle 1.3-6 cm, glandular puberulent; bracts linear, 1-2 X ca. 0.5 mm, margin entire. Pedicel 0.8-1.7 cm. Calyx 5-sect from base to near base; segments equal, lanceolate to ovate, 5-6 X 1-2 mm, margin entire. Corolla pink to white, inside sometimes red, purple, or brown spotted, 3.5-4 cm, outside pubescent, inside subglabrous; tube 2.5-3 X 1.4-1.7 cm; adaxial lip lobes semiorbicular, ca. 4.5 mm; abaxial lip lobes obovate, 1-1.1 cm X 5-6 mm. Adaxial stamens ca. 1 cm, abaxial ones ca. 1.5 cm, glabrous; staminode ca. 3.5 mm. Pistil 1.2-2.5 cm, densely puberulent. Style ca. 5 mm. Capsule 3.8-6 cm. Seed appendages 0.4-1 mm. Fl. Jul-Sep, fr. Oct-Nov.

According to Burtt & Lauener (Notes Roy. Bot. Gard. Edinburgh 38: 469. 1980), another possible synonym is Lysionotus cavaleriei H. Léveillé (1909), not H. Léveillé (1911). Unfortunately, its type has not been found (Burtt, pers. comm.).

* On tree trunks in forests; 600-1600 m. Guangxi (Napo Xian, Rongshui Xian), S Guizhou, Yunnan (Xichou Xian).


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