Monographs Details: Palicourea crocea var. riparia (Benth.) Griseb.
Authority: Maguire, Bassett. 1972. The botany of the Guayana Highland--part IX. Mem. New York Bot. Gard. 23: 1-832.
Family:Rubiaceae
Discussion:

Palicourea riparia Benth. in Hook., Jour. Bot. 3: 224. 1841.

Palicourea fastigiata H.B.K., Nov. Gen. & Sp. 3: 368. 1819, not P. fastigiata Ch. & Schl.

Palicourea crocea var parviflora Chod. & Hassl., Bull. Herb. Boiss. II. 4: 178. 1904.

Palicourea stenoclada (M.-Arg.) Standl., Field Mus. Publ. Bot. 8: 380. 1931.

Psychotria stenoclada M.-Arg., Mart. Fl. Bras. 6(5): 254. 1881.

Psychotria fastigiata Spreng., Syst. 1: 742. 1825.

Palicourea aurantiaca Miq., Stirp. Sur. 181. 1850.

Cephaelis crocea Miq., Prim. Fl. Esseq. 107. 1818.

The above-cited specimens vary from calyces which are shallowly lobed to those more deeply lobed.