棕毛含笑 zong mao han xiao

Magnolia fulva (Hung T. Chang & B. L. Chen) Figlar; M. fulva var. calcicola (C. Y. Wu ex Y. H. Law & Y. F. Wu) Sima & Hong Yu; M. glaucophylla Sima & Hong Yu; M. ingrata (B. L. Chen & S. C. Yang) Figlar; Michelia calcicola C. Y. Wu ex Y. H. Law & Y. F. Wu; M. ingrata B. L. Chen & S. C. Yang.

Trees, 3-15 m tall, to 40 cm d.b.h. Bark grayish brown. Old twigs dark brown, 5-7 mm in diam., glabrous, lenticellate; young twigs yellowish brown tomentose; buds cylindric to narrowly ovoid, 2.5-3.5 cm, yellowish brown to golden yellow tomentose. Stipular scar ca. 1/4 as long as petiole. Petiole robust, 1.5-4.5 cm, adaxially furrowed, yellowish brown tomentose; leaf blade elliptic to ovate-elliptic, 13-24 × 4.5-12 cm, thickly leathery, abaxially glaucous, adaxially glabrous or appressed villous at first, and with trichomes but glabrescent, midvein abaxially evidently prominent and adaxially appressed, secondary veins 7-13 on each side of midvein, reticulate veins dense and prominent on both surfaces, base obtuse, apex acuminate to acute. Brachyblasts and bracts densely yellowish brown tomentose; brachyblasts robust, 1-2 cm; spathaceous bracts 3. Flowers 4-5 cm in diam. Tepals 9-12(-14), white or yellow, obovate to elliptic, subequal, fleshy; inner tepals smaller, 4.4-5.3 × 1-3 cm. Stamens numerous; filaments 4-8 mm; connective exserted and forming a mucro; anthers 1.5-2.9 cm. Gynophore 0.6-2.4 cm, pubescent; gynoecium terete, 2.4-4.8 cm; carpels ca. 152, narrowly ovoid, densely golden yellow pubescent; styles 1-2.5 mm. Mature carpels ovoid, sessile, ca. 1.5 × 1 cm, apex shortly beaked. Fl. Mar, fr. Nov.

● Limestone forests; 600-1700 m. S Guangxi, SE Yunnan.

Michelia rufivillosa D. X. Li & S. C. Yang and M. xanthostemina D. X. Li & Y. W. Law (in Y. H. Liu, Magnolias China, 312, 326. 2004) belong here but were not validly published because no Latin descriptions or diagnoses were provided and no types were indicated (Vienna Code, Art. 36.1 and 37.1).