Romulea toximontana

Manning, John C. & Goldblatt, Peter, 2001, the Arabian Peninsula and Socotra including new species, biological notes, and a new infrageneric classification, Adansonia (3) 23 (1), pp. 59-108 : 71

26. Corm obliquely flattened with a wide fan-like basal ridge .......................................... 23. R. toximontana

26’. Corm not flattened, with a narrow crescent-shaped basal ridge .............................................................. 27

27. Tepals usually bicolored above the cup, the lower third or half yellow and the upper part white to blue or lilac; fruiting peduncles at first recurved, later suberect; inner bract margins flecked with brown ............ 28

27’. Tepals unicolored above the cup; fruiting peduncles not at first recurved; inner bract margins uniformly colored or speckled ................................................................................................................................ 29