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Helogyne Nutt., Trans. Amer. Philos. Soc., n.s. 7: 449 (1841).

Brachyandra Phil., Fl. Atacam. : 34 (1860); Reise Atacama: 208 (1860). Type: Brachyandra macrogyne Phil. = Helogyne macrogyne (Phil.) B. L. Rob.

Leo Phil., Ann. Mus. Nac. Chile, Sect. 2, Bot. 8: 33 (1891). Type: Leto tenuifolia Phil. = Helogyne apaloidea Nutt.

Addisonia Rusby, Bull. Torrey Bot. Club 20: 432 (1893). Type: Addisonia virgata Rusby = Helogyne virgata (Rusby) B. L. Rob.

Helogyne Nutt. sect. Brachyandra (Phil.) B. L. Rob., Proc. Amer. Acad. Arts 42: 31 (1906).

Helogyne Nutt. sect. Addisonia (Rusby) B. L. Rob., Proc. Amer. Acad. Arts 42: 31 (1906).

Type: Helogyne apaloidea Nutt.

Reference

Robinson, B. L. (1906). Studies in the Eupatorieae. III. The genus Helogyne and its synonyms. Proc. Amer. Acad. Arts 42: 2732.

*Helogyne fiebrigii Hieron., Bot. Jahrb. Syst. 40(3): 368 (1908) = Helogyne straminea (DC.) B. L. Rob.

Helogyne straminea (DC.) B. L. Rob., Proc. Amer. Acad. Arts 55: 88 (1919).

Eupatorium stramineum DC., Prodr. 5: 150 (1836). Type: L in Peruvi legit cl. Haenke. (v.s. in h. Haenk. cl. de Sternberg. comm.). Holotype: G-DC. Note: It is also likely that isotype material exists in PR.

*Addisonia boliviana Rusby, Descr. New Sp. S. Amer. Pl. : 147 (1920). Type: Specimen unique, collected by Miguel Bang in Bolivia, without number, loaclity or date. Holotype: NY.

Helogyne fiebrigii Hieron., Bot. Jahrb. Syst. 40(3): 368 (1908). Types: Bolivia: habitat in declivibus lapidosis prope Camataqui, alt. s. m. 2500 m, ubi nomine vernaculo Thola Pinchana ab incolis dicitur (K. Fiebrig n. 2931, 2980 et 3066; m. Febr. 1904). Syntypes: B. A duplicate of Fiebrig 3066 is in S.

Helogyne weberbaueri B. L. Rob., Proc. Amer. Acad. Arts 42: 32 (1906). Type: Peru: in arenosis subdesertis, Yura, alt. 2400 m., 31 Aug. 1902, Weberbauer, n. 1416. Holotype: B.

Bolivia (?), Peru.

Helogyne tacaquirensis Hieron., Bot. Jahrb. Syst. 40(3): 369 (1908). Type: Bolivia: habitat in declivibus rupestribus prope Tacaquiri haud procul ab urbe Tarija, alt. s. m. 3100 m (K. Fiebrig, n. 3885^a; 16. m. Febr. 1904). Holotype: B.

*Eupatorium dejectum B. L. Rob., Contr. Gray Herb. 77: 12 (1926). Type: Bolivia or Argentina: Miraflor, A. dOrbigny, no. 1331. Holotype: P; isotype: GH (fragment).

Eupatorium tacaquirense (Hieron.) B. L. Rob., Contr. Gray Herb. 90: 31 (1930).

Argentina, Bolivia (Potos), Peru.

*Helogyne virgata (Rusby) B. L. Rob., Proc. Amer. Acad. Arts 42: 31 (1906).

Addisonia virgata Rusby, Bull. Torrey Bot. Club 20: 432 (1893). Types: Specimens of the same plant, collected by Pearce, in the Kew herbarium are marked by Mr. Bentham í'"Eupatorium, but no species is named. ... [Following the species description the following material is cited] Collected in Southern Bolivia by Mr. Miguel Bang (No. 868). Isosyntype: Pearce s.n., K. Isosyntype: Bang 868, GH, NY, PA, US. Note: When described, Addisonia was monospecific, and Rusby also mentioned the Pearce collection in K in the discussion following the generic description.

Bolivia (?), Peru.

Helogyne weberbaueri B. L. Rob., Proc. Amer. Acad. Arts 42: 32 (1906) = Helogyne straminea (DC.) B. L. Rob.