Plants

Reaumuria negevensis

Reaumuria oxiana

Reaumuria persica

Reaumuria reflexa

Reaumuria sivasica

Reaumuria songarica

Reaumuria soongorica

Reaumuria stocksii

Reaumuria trigyna

Reaumuria turkestanica

Reaumuria vermiculata

Recchia connaroides

Recchia mexicana

Recchia sessiliflora

Recchia simplicifolia

Recordia boliviana

Recordia peredoi

Recordia reitzii

Rehdera penninervia

Rehdera trinervis

Rehderodendron burmanicum

Rehderodendron conostyle

Rehderodendron indochinense

Santa Cruz Island oak

Quercus parvula

Quercus payettensis

Quercus peduncularis

Quercus pedunculata

Quercus penhallowi

Pacific Emory Oak

Quercus peninsularis

Quercus pennivenia

Quercus pentacycla

Quercus peritula

Quercus perpallida

Quercus perseaefolia

Quercus persica

Quercus petelotii