hypericum prolificum(n = noun.plant) hypericum spathulatum, shrubby st john's wort - stiff shrub having oblong entire leaves and dense cymes of yellow flowers;
is a kind of st john's wort

genus hypericum, hypericum, hypericum androsaemum, hypericum ascyron, hypericum calycinum, hypericum crux andrae, hypericum gentianoides, hypericum hypericoides, hypericum maculatum, hypericum perforatum, hypericum pyramidatum, hypericum spathulatum, hypericum tetrapterum, hypericum virginianum