;"P. hamulifer";"P. peronopetalus";"P. smithii";"P. job-kuijtii"
"Inflorescence morphology";"a double triad, several per leaf axil";"an umbel of 4 triads";"a raceme of 2–6 triads";"double triads usually, rarely triple triads, or a monad with two triads"
"Corolla colour";"reddish orange to intense red with yellow tip";"red and yellow, with black tip";"red to orange in basal portion and yellow coloured in middle and distal portion";"red to orange in proximal and medial portions, yellow in distal portion"
"Flower length in pre-anthesis (cm)";5–6;3–3.6;"ca 5";4–5
"Flower bud apex shape";rounded;"slightly dilated to 2.5 mm below, with papillate petal apexes spreading";"slightly beaked beyond the anther area, acuminate";"rounded to obtuse"
"Basal ligule";"tongue-like, membranous, terminating in small digitate processes, 1–1.5 mm long";"erect, apex with short hairs, these hairs are similar on the petal wall behind the ligule, 1.5 mm long";"fleshy, with minute, short epidermal papillae, as on the inner petal nearby, ca 1.5 mm long";"deltoid, fleshy, with minute papillae, petal wall glabrous behind ligule, 1.8–2 mm long"
"Filament length (mm)";13–15;10–15;16–18;10–14
"Anther length (mm)";4.5–5;2.5–3;4–5;2.8–3.8
"Calyculus shape";"somewhat eroded";"shallowly dentate";"smooth to slightly lacerate";"truncate and notched or dentate"
"Distribution and elevation";"Chocó biogeographic region from Panama and Colombia, 80–1400 m";"Amazon Region: Brazil, Colombia, Ecuador, French Guiana, Guyana and Venezuela, 80–700 m";"Sierra Nevada de Santa Marta, Colombia, ca 1500 m";"northern central cordillera, Colombia, 400–1100 m"