| Basal leaves |
12‒22 mm × 3.5‒6 mm, obovate to oblong, obtuse to acuminate, glaucous, ciliate in the middle, smooth above, with distinctive white lime-encrusted pores |
5‒21 mm × 2‒5.5 mm, obovate to oblong-lingulate, obtuse or acute, finely serrate, glaucous and usually lime-encrusted |
| Flowering stems |
14‒32 cm, 2/3 to form panicle, with densely stalked glands |
8‒30 cm, branched only in its upper 1/3 to form a small panicle, sparsely glandular hairy |
| Inflorescence |
8‒73 flowered |
5‒50 flowered |
| Calyx |
3‒6 mm × 1‒2 mm, ovate-lanceolate, acute, maroon, densely glandular |
1‒2 mm × 0.8‒1 mm, linear-lanceolate, acuminate, green, sparsely glandular |
| Petals |
4‒7 mm × 1‒2 mm, white with densely maroon spots |
3‒5 mm × 2‒3 mm, white or pale cream |
| Hydathode secretion |
with zirconium |
without zirconium |
| Seed structure |
densely granulate |
sparsely granulate |