7a. Amaranthus blitoides var. blitoides Description:— See above. Iconography:— Bayón (2015: 307, Figura 21). Phenology:— Flowering time february. Habitat and elevation:— Human-made habitat (coastal plain), 5–15 m a.s.l. Chromosome number:— 2n = 32, 34. Occurrence in Saudi Arabia (Fig. 7):— Jizan (first record). Alien status:— Neophyte species native to North America, it can be considered as casual in Saudi Arabia. Specimina visa selecta:— SAUDI ARABIA. Jizan, human-made habitat (coastal plain), 5–15 m a.s.l., 17 February 2021, leg. Masrhai et Al-shaye, det. Masrhai, rev. Iamonico (PNUH!, RO!; Fig. 8); ibidem (PNUH!, RO!); ibidem (PNUH!, RO!).

Published as part of 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, pp. 135-157 in Phytotaxa 576 (2) on page 146, DOI: 10.11646/phytotaxa.576.2.1, http://zenodo.org/record/7461280