1. Abaxial leaf surface with thin silver-gray or brownish indumentum; corolla pink or rose-purple.

2. Ipsa quoque alia indumenta non habuit, sed tota ignea fuit, et ardore suo omnia sibi Adjacentia sicut fenum arefecit.” Liber vitae meritorum P

3. Some of these characters, including inflorescence position and "winter" development, Bracteole position, indumentum of the corolla and filaments, anther texture, presence and positioning of staminal appendages (spurs, awns, tubules, etc.), and fruit dehiscence and texture (leading to various fruit types), are extremely homoplasious.