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Hyalis
D. Don ex Hook. & Arn., Companion Bot. Mag. 1(No. 4): 108 (1835).
Type: Hyalis
argentea D. Don ex Hook. & Arn.
References
Cabrera, A. L. (1951). Notas sobre Compuestas de la
Amrica Austral. I. Los g neros afines a Plazia.
Darwiniana 9(34): 363373.
Cabrera, A. L. (1978). Hyalis. In: Cabrera, A. L. (ed.), Flora de la Provincia de Jujuy,
Republica Argentina. Parte X Compositae. Coeccion Cientifica de
Key to species
Leaves linear, surfaces silvery-tomentose; involucres 57 mm tall H. argentea
Leaves
lanceolate, surfaces glabrous and green; involucres 610 mm tall H. lancifolia
*Hyalis argentea
D. Don ex Hook. & Arn., Companion Bot. Mag. 1(No. 4): 108 (1835). Types: a.
Mendoza, Dr. Gillies. b. Rio
Quarto, Province of San Luois; and Villa del Rio Quarto, Pampas of Codova, Dr. Gillies. Salt Plains of Bahia
Blanca, North Patagonia, growing in patches, to the extent of acres, to the
exclusion of almost every thing else, Tweedie.
Vernonia argentea Gillies ex Hook. & Arn., Companion Bot. Mag. 1(No. 4): 108 (1835), nom. nud. pro syn.
Hyalis argentea D. Don ex Hook. & Arn. var. latisquama Cabrera, Darwiniana 9(34): 366 (1951). Type/s: not stated but referrable to b (Hooker & Arnott, 1835: 108) q.v. b. Rio Quarto, Province of San Luois; and Villa del Rio Quarto, Pampas of Codova, Dr. Gillies. Salt Plains of Bahia Blanca, North Patagonia ,growing in pathces, to the extent of acres, to the exclusion of almost every thing else, Tweedie. Syntypes: K.
Plazia argentea (D.
Don) Kuntze, Revis. Gen. Pl. 3(3): 167 (1898).
Argentina, Bolivia (?)
Hyalis
argentea D. Don ex Hook. & Arn. var. latisquama Cabrera, Darwiniana 9(34): 366 (1951) = Hyalis argentea D. Don ex Hook. &
Arn.
*Hyalis
lancifolia Baker in Mart., Fl. Bras. 6(3): 368 (1884). Type: Habitat in
Argentinae prov. Salta in campis apertis: Pearce!
Holotype: K.
Hyalis lorentzii
Hieron., Icon. Descr. Pl.: 32, tab. 5 (1885) [ex Actas Acad. Nac. Ci. Crdoba
2: 41, tab. 5 (1886)]. Types: Habitat in campis gramineis, qui dicuntur
pampasó'"", provinciarum septentrionalium Reipublicae Argentinae (coll. Hieronymus et Lorentz, n. 550: prope urbem
Salta, d. III. 1873; et n. 596, prope vicum Dragones [Fuerte Sarmiento],
territ. Oran, d. VIII. 1873). Syntypes: ?CORD.
Plazia acaciifolia J.
Koster, Blumea 5(3): 665 (1945). Type: Hab.: auf dem aufgetrockneten Boden
einer Sumpfagune bei Ipaguazu, 540 m alt., 6 Nov. 1910, [Herzog] n. 1608. Holotype: L; isotype: S, Z (000003800).
Argentina, Bolivia (?), Paraguay.
Note: Cabrera (1951: 366) placed Plazia acaciifolia here on the basis of Kosters description.
Hyalis lorentzii Hieron., Icon. Descr. Pl. : 32, tab. 5 (1885) = Hyalis lancifolia Baker
Hyalis
spartioides [Benth. & Hook.f. ex] Hieron., Pl. Diaph. : 164/5 (18xx) = Aphylloclados spartioides Wedd.
