Amaranthus graecizans L. subsp. sylvestris (Vill.) Brenan

Hassan, Walaa A., Al-Shaye, Najla A., Alghamdi, Salma, Korany, Shereen M. & Iamonico, Duilio, 2022, Taxonomic revision of the genus Amaranthus (Amaranthaceae) in Saudi Arabia, Phytotaxa 576 (2), pp. 135-157 : 143

publication ID	https://doi.org/ 10.11646/phytotaxa.576.2.1
DOI	https://doi.org/10.5281/zenodo.7465658
persistent identifier	https://treatment.plazi.org/id/03C98796-4B4F-FFA9-06B9-037457C3618A
treatment provided by	Plazi
scientific name	Amaranthus graecizans L. subsp. sylvestris (Vill.) Brenan
status

Treatment

5b. Amaranthus graecizans L. subsp. sylvestris (Vill.) Brenan View in CoL , Watsonia 4: 273. 1961

≡ Amaranthus sylvestris Vill., Cat. Pl. Jard. Strasb. View in CoL 111. 1807 ≡ Amaranthus sylvestris Desf. ex Poiret, Tabl. École Bot. View in CoL : 44. 1804, nom. nud., nom. inval. (Art. 38.2 Ex.1 of the ICN) ≡ Amaranthus graecizans var. sylvestris (Desf.) Asch., Beitr. Fl. Aethiop. View in CoL : 176. 1867, comb. illeg. ≡ Amaranthus graecizans subsp. sylvestris (Vill.) O.Bolòs & Vigo, Butl. Inst. Catalana Hist. Nat., Secc. Bot. View in CoL 38(1): 89. 1974 ≡ Amaranthus angustifolius proles sylvestris (Vill.) Thell., Syn. Mitteleur. Fl. View in CoL [Ascherson & Graebner] 5(1(5)): 300. 1914 ≡ Amaranthus angustifolius subsp. sylvestris (Vill.) Heukels, Geïllustreerde Schoolflora View in CoL voor Nederland: 170. 1934.

Type (lectotype designated by Townsend 1985: 31):— Herb. Tournefort 1849 (P!).

Iconography:— Willdenow (1790: Tab. VIII, fig. 16 sub A. viridis ), Bayón (2015: 329, Figura 34)

Phenology:— Flowering time february.

Habitat and elevation:— Human-made habitat (coastal plain), 5–15 m a.s.l.

Chromosome number: —2n = 32.

Occurrence in Saudi Arabia ( Fig. 5 View FIGURE 5 ): — Jizan, Makkah.

Specimina visa selecta:— SAUDI ARABIA, Makkah, Jeddah, s.d., Kruijt 48 (L 1684182!); Jizan, human-made habitat (coastal plain), 5–15 m a.s.l., 17 February 2021, leg. Masrhai et Al-shaye, det. Masrhai, conf. Iamonico (PNUH!, RO!).