Piper officinarum C. DC., Prodr

81. Piper officinarum (Miq.) C. DC., Prodr. 16(1): 356. 1869. = Piper retrofractum Vahl, Enum. Pl. 1: 314. 1804. Notes. ��� Two specimens from Houttuyn���s Java herbarium are respectively in G-PREL [G00818068] and G-DC [G00206609]. Both specimens are annotated as ��� Piper longum L.��� by Houttuyn. A possible duplicate in L (L-908.165-114) is also marked ��� Piper longum L. Cl. Houttuin dedit Jun 1784 ��� (msc. D. van Royen).
Published as part of Wijnands, Dirk Onno, Heniger, Johannes, Veldkamp, Jan Frederik, Fumeaux, Nicolas & Callmander, Martin W., 2017, The botanical legacy of Martinus Houttuyn (1720 - 1798) in Geneva, pp. 155-198 in Candollea 72 (1) on page 184, DOI: 10.15553/c2017v721a11, http://zenodo.org/record/5721887