Piper macropodum C. DC.

Hairy forms of Piper macropodum have been separated as P. szemaoense.

Climbers roughly pubescent to glabrous except for rachis, dioecious. Stems yellow when dry, ridged. Petiole (0.3-)1.2-1.5 cm, sheathed at base only; leaf blade ovate-oblong or narrowly elliptic to elliptic, 7-23 × 3.5-8 cm, papery, densely glandular, base rounded to shortly tapered, ± symmetric to asymmetric, bilateral difference to 5 mm, apex acute to acuminate; veins 7 or 8, apical pair arising 1/4-2/5 way along midvein, alternate, others ± basal to ca. 1/8 way along midvein; reticulate veins abaxially prominent. Spikes leaf-opposed. Male spikes 7-14 cm at anthesis; peduncle 2.5-3.7 cm, longer than petioles; rachis conspicuously densely yellowish pubescent; bracts orbicular or suborbicular, 1-1.7 mm wide, peltate, stalk short. Stamens 3; filaments short; anthers ovoid, 2-loculed. Female spikes 6-8 cm at anthesis, 10-15 cm in fruit; peduncle usually thicker upward, ca. as long as male peduncles, thickened in fruit, densely and roughly orange pubescent; bracts as in male spikes but sessile. Ovary inserted within excavation of rachis; stigmas 4 or 5, linear, deciduous. Drupe subglobose to ovoid, 4-5 mm, densely tuberculate. Fl. Aug-Oct.

Yunnan

* Forests, particularly in wet places; 800-2600 m.

Piper szemaoense C. de Candolle.

Piper macropodum là một loài thực vật có hoa trong họ Hồ tiêu. Loài này được C. DC. miêu tả khoa học đầu tiên năm 1904.

粗梗胡椒（学名：Piper macropodum）为胡椒科胡椒属的植物。分布在中国大陆的云南等地，生长于海拔800米至2,000米的地区，多生于疏林以及密林湿润地。