Heterocoma erecta (Robinson) Loeuille, J. N. Nakaj. & Semir

Loeuille, Benoît, Semir, João & Pirani, José R., 2019, A synopsis of Lychnophorinae (Asteraceae: Vernonieae), Phytotaxa 398 (1), pp. 448-450 : 448-450

3. Heterocoma erecta (Robinson) Loeuille, J. N. Nakaj. & Semir in Loeuille et al. (2013: 247). Bishopalea erecta Robinson (1981: 211) . Type:— BRAZIL. Bahia : main valley north of Mucugê from 3–8 km N of town, 31 January 1981, R.M. King & L.E. Bishop 8729 (holotype: UB photo at US; isotype: F e! [F0077144F], HUEFS [HUEFS66484], K e! [K000069058], M e! [M0029438], MO e! [MO-277990], US [ US 00147166]) ( Fig. 18 E ).

Distribution and habitat: — Brazil ( Bahia ). Campo rupestre; ca. 1000 m.

Taxonomic Notes: —Known from very few collections. Distinctive features are the cymose branching inflorescences, paleaceous receptacles and cylindrical corolla with short basal tube and throat. Similar to H. gracilis but this species differs in its outer phyllaries with nodding caudate apices (vs. acute to pungent apices) and the number of florets per capitulum (34–47 vs. ca. 20).

Representative specimens: — BRAZIL. Bahia : Lençóis , Capitinga, 12°30’S, 41°23’W, 13 January 1999, F. F . Rocha 17 ( HUEFS). Mucugê, trilha Cruzeiro dos Bêbados , 23 May 2009, N . Roque et al. 2047 ( ALCB); ibid., trilha para Mendonho, 15 February 2010, N . Roque et al. 2705 ( ALCB, SP, SPF, UB, UEC) .

Figures

FIGURE 18. Gorceixia decurrens. A. Habit. B. Inflorescence. Heterocoma albida. C. Inflorescence. H. ekmaniana. D. Habit. H. erecta. E. Head. H. lanuginosa. F. Flowering branch. A.–B., D., F.by B. Loeuille. C. by C.T. Oliveira. E. by N. Roque.