Defn: A genus of polypetalous plants; also, any plant of the genus.
Note: Portulaca oleracea is the common purslane. P. grandiflora is a South American herb, widely cultivated for its showy crimson, scarlet, yellow, or white, ephemeral blossoms.
PORTULACACEOUS
Por`tu*la*ca"ceous, a. (Bot.)
Defn: Of or pertaining to a natural order of plants (Portulacaceæ), of which Portulaca is the type, and which includes also the spring beauty (Claytonia) and other genera.
PORWIGLE
Por"wi`gle, n.
Defn: See Polliwig.
PORY
Por"y, a.
Defn: Porous; as, pory stone. [R.] Dryden.
POSE
Po`sé", a. Etym: [F., placed, posed.] (Her.)
Defn: Standing still, with all the feet on the ground; — said of the attitude of a lion, horse, or other beast.