| Name | Description |
|---|---|
| stellatus |
star-like |
| stelliformis |
star-shaped, star-like |
| stellulata |
star-shaped, star-like |
| stellulatus |
star-shaped, star-like |
| sten- |
prefix meaning "narrow" |
| straminea |
straw colored |
| stramineus |
straw colored |
| striata |
striped |
| striatum |
striped |
| stricta |
upright |
| strictus |
upright |
| strigillosa |
with tough, short bristles |
| strigosa |
bristled |
| strobi |
gum-yielding |
| strobus |
gum-yielding |
| suave |
sweet |
| suaveolens |
sweet-scented |
| suavis |
sweet |
| subacaule |
almost stemless |
| subacaulis |
almost stemless |
| subalpina |
from lower mountain heights |
| subalpinum |
from lower mountain heights |
| subcaulescens |
with a short stem |
| subulata |
awl-shaped |
| subulatum |
awl-shaped |