Note that some P. ovalifolia type sheets are dated 1870 rather than 1869. A member of the Davidii section (Section Petiolares, subsection Davidii) and characterized by being efarinose, with reddish bud scales. Leaves are firm papery or subleathery, broadly obovate to broadly elliptic , apex rounded, sometimes retuse, margin obscurely crenate or hydathode-denticulate, base rounded to shortly cuneate, mostly glabrous above (a few hairs) and covered below with hairs, especially on the veins. Scapes 5-18cm, pilose but becoming glabrous in fruit, with 2-9 annulate, bluish-purple to violet flowers with obovate, deeply emarginate lobes. This species has a wide distribution and grows in shady, moist places in forests.