6. Chimonanthus campanulatus R. H. Chang & C. S. Ding, Acta Phytotax. Sin. 18: 330. 1980.
西南蜡梅 xi nan la mei
Chimonanthus campanulatus var. guizhouensis R. H. Chang.
Shrubs 3-5 m tall, evergreen. Branchlets pubescent. Petiole 0.5-1.8 cm; leaf blade elliptic-lanceolate to oblong, 6.3-13.5 × 1.8-4.2 cm, thinly leathery to papery, both surfaces glabrous, secondary veins 2-6 on each side of midvein, base cuneate, broadly cuneate, or rounded, apex long acuminate. Flowers solitary, ca. 1.8 cm in diam. Pedicel 2-3 mm. Tepals 18-20; outer tepals 4 or 5, brownish yellow, rotund, 3-4 mm, outside densely pubescent; median tepals yellowish, oblong-elliptic to elliptic-lanceolate, 7-12 × 2-4 mm; inner tepals yellowish, ovate to obliquely elliptic, 3-5 × 1.5-3 mm, glabrous except for margin puberulous, base nearly clawless. Stamens 5, ca. 4-5 mm; filaments whitish, 1-1.5 mm, basally puberulous; anthers yellowish, 1.8-2 mm; connective 0.5-0.8 mm, apex acuminate; staminodes 7-9, linear, ca. 4 mm or more, as long as or slightly longer than stamens. Carpels 3 or 4(or more). Pseudocarp campanulate, 4-6 × 2.5-4 cm, outside densely brown pubescent, apex not constricted or rarely slightly constricted, apical appendages 4-6. Achenes 3 or 4, brown, ellipsoid to oblong-ovoid, 1.4-2.6 × 0.7-1.2 cm, shiny, pubescent, apex rounded to acute. Fl. Aug-Dec, fr. Sep-Oct of following year.
● Scrub on limestone mountains, riverbanks, along trails; 1000-2900 m. Guizhou (Xingyi), Yunnan (Luquan).
Y. Fei (Fl. Yunnan. 15: 6. 2003) considered Chimonanthus campanulatus to be a synonym of C. nitens. However, recent molecular phylogenetic evidence shows C. campanulatus to be closer to C. praecox (S. L. Zhou et al., Molec. Phylogenet. Evol. 39: 1-15. 2006).