Eremanthus veadeiroensis Robinson (1980a: 94)

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

23. Eremanthus veadeiroensis Robinson (1980a: 94) . Vernonia veadeiroensis (H. Rob.) MacLeish (1984b: 133) . Type:— BRAZIL. Goiás: Chapada dos Veadeiros , ca. 20 km N of Alto Paraíso, 1250 m, 20 March 1971, H.S. Irwin et al. 32752 (holotype: UB [UB1527]; isotypes: DUKE e! [DUKE10000778], F e! [F0049462F], GH [GH00006592], MG e! [MG098908], MO e! [MO-277977], NY [NY00168385], OS e! [OS0000152], US [ US 00147434]).

Distribution and habitat: — Brazil (Goiás, endemic of the Chapada dos Veadeiros area). Campo rupestre; 1000–1600 m.

Taxonomic Notes: —A striking species recognized by silverish oblanceolate leaves and 8–11 florets per capitulum.

Representative specimens: — BRAZIL. Goiás: Alto Paraíso, Chapada dos Veadeiros , 6 April 1972, J. A . Rizzo 7935 ( RB); ibid. west of road to Monte Alegre de Goiás, 12–20 km N of Alto Paraíso, 7 February 1981, R. M . King & L. E . Bishop 8831 ( UB, US) ; ibid., estrada para Teresina de Goiás ( GO 118 ), a 22 km de Alto Paraíso , 13°58’19”S, 47°29’17”W, 1523 m, 22 July 2007, M. M . Saavedra et al. ( RB, SPF) .

VII. Gorceixia Baker (1882: 225.). Type:— Gorceixia decurrens Baker.

( Fig. 17 B , 18 A–B )

Trees, stems branched, winged. Indumentum pubescent, composed of 3- to 5-armed trichomes with long multicellular stalk, usually glabrescent with age.Leaves alternate, pseudopetiolate, sheathless, blade chartaceous, usually discolorous, margin sparsely minutely denticulate, flat (not revolute), venation eucamptodromous. Inflorescence a terminal, pedunculate panicle of syncephalia (second-order) with secondary involucre. Capitulum sessile. Involucre cylindrical, phyllaries 3-seriate, weakly imbricate, persistent, pubescent, apices caudate or cuspidate; receptacle naked. Florets 5; corolla whitish, tube longer than limb; corolla lobes glabrous; anthers calcarate; style lacking basal node. Cypsela prismatic, glabrous; carpopodium inconspicuous; pappus uniseriate, persistent, laciniate collar, brown. Chromosome number: unknown.

Taxonomic notes: —A monotypic genus from semideciduous and deciduous forests of eastern Brazil.

Figures

FIGURE 17. Geographic distribution of A. Eremanthus and B. Gorceixia.

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.