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FOC | Family List | FOC Vol. 4 | Betulaceae | Carpinus

22. Carpinus purpurinervis Hu, Acta Phytotax. Sin. 9: 293. 1964.

紫脉鹅耳枥 zi mai e er li

Trees to 5 m tall; bark dark gray. Branchlets purplish brown, glabrous or nearly so. Petiole 5-7 mm, sparsely villous; leaf blade oblong-lanceolate, lanceolate, or narrowly lanceolate, 2-6 × 1-1.7 cm, abaxially sparsely villous along veins, adaxially glabrous, base subrounded or subcordate, margin irregularly (rarely doubly) mucronate serrate, apex acuminate; lateral veins 11-13 on each side of midvein, light purplish. Female inflorescence ca. 4 × 1.5 cm; peduncle ca. 2.5 cm, sparsely pubescent or glabrescent, light purplish; bracts semiovate, ca. 15 × 7 mm, subglabrous, outer margin irregularly dentate, without basal lobe, inner margin entire, with inflexed basal auricle, apex acuminate or subobtuse; veins 4 or 5, reticulate veins prominent. Nutlet broadly ovoid, ca. 4 × 3 mm, sparsely pubescent except villous at apex, sometimes resinous glandular, ribbed. Fl. May-Jun, fr. Jul-Sep.

* Sparse forests or thickets on limestone; 600-1000 m. Guangxi (Du’an Yaozu Zizhixian), Guizhou (Dushan Xian, Xingyi Xian)


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