55. Ipomoea pilosa Houtt.,

Nat. Hist. II(7): Aanwyz. Plaat. [2], 573, tab. 42, fig. 2. 1777.

Lectotypus (designated here by Veldkamp): INDONESIA. Java: Radermacher s.n. [?] (G-PREL [G00818052]!).

= Merremia umbellata (L.) Hallier . f. in Bot. Jahrb. Syst. 16: 552. 1893.

Notes. – The single specimen of original material in the Java herbarium in G-PREL is designated here as the lectotype. It was sent to Houttuyn by either Radermacher or Thunberg. No specimen is present in UPS-THUNB, where Hallier f. identified the material of Convolvulaceae .