Othonna auriculifolia, Less.

Magoswana, Luvo, Boatwright, Stephen, Magee, Anthony & Manning, John, 2022, A taxonomic revision of the Othonna auriculifolia Less. group (Asteraceae: Senecioneae: Othonninae), Bothalia, African Biodiversity & amp; Conservation 52 (1), pp. 1-9 : 3

Key to the species of the Othonna auriculifolia group

1a. Shrubs or shrublets, succulents without tuberous rootstock..... remaining species of Othonna

1b. Geophytes with thickened or tuberous rootstock:

2a. Crown or growth point buried well below the soil surface, lower portion of annual stem underground and exposed portion usually well-developed; leaves emerge from the aboveground portion of stem.................. O. bulbosa group ( Magoswana et al. 2019)

2b. Crown at or near ground level, annual stem highly condensed without evident internodes, appearing unbranched; leaves originate directly from crown of subterranean tuberous root:

3a. Capitula disciform; pappus of marginal florets 3–8 mm long... 1. O. taraxacoides (DC.) Sch. Bip.

3b. Capitula radiate; pappus of marginal (ray) florets 6–25 mm long.......2. O. auriculifolia Less.