Scorpion Senna (Coronilla Emerus) - An elegant loose bush, 3 to 6 feet high, in mild seasons, remaining green through the winter.
This is the only bushy Coronilla that can be well grown in the open air in England, but in mild districts C. glauca, a beautiful shrub with glaucous foliage and yellow flowers, usually grown in greenhouses, may be grown out of doors.