Common medlar is the common name of mespilus germanica. The flowers are white. The leaves are lance…
Microcachrys tetragona is also known as strawberry-fruited Cypress of Tasmania. The leaves are deep…
The flowers are moringa aptera are pale yellow. The leaves are one foot or more in length. The entire…
Musa cavendishii is a variety of banana tree. The leaves are oblong and deep green. The tree grows between…
Forget-me-not is the common name of myosotis. The dissitiflora elegantissima variety has large, deep…
The flowers of myrsiphyllum asparagoides are greenish or white. The flowers bloom in June. The leaves…
Narcissus bulbocodium monphyllus is a variety of hoop petticoat. The flower is white. The leaves are…
Nepenthes is known as the pitcher plant. The distillatoria variety has bright, light green leaves. Pitchers…
Pictured are the habit, detached portion of inflorescence, and pitcher of the phyllamphora variety of…
Common oleander is the common name of nerium oleander. The leaves of oleander are lance shaped and taper…
New Zealand Spinach is cultivated for the use of its young leaves. New Zealand Spinach can be substituted…
Nigella has many common names including devil-in-the-bush, fennel flower, and love-in-a-mist. The damascena…
Nothochlaena nivea hookeri ferns have dilated segments and leaves attached at the base.
Galls are structures budded out from stems, leaves, or other pats of plants. Galls are made by insects…
Galls are structures budded out from stems, leaves, or other pats of plants. Galls are made by insects…
Oenothera missouriensis latifolia flowers are large and yellow. The leaves are broad.
Ononis rotundiflora flowers are rose and grow on three flowered stems. The flowers bloom in summer.…
Pictured is a flowering branch and detached flower head of oreopanax andreanum. The flowers are globe…
The flowers of oreopanax peltatum are greenish white. The leaves are long stalked and five to seven…
Star of Bethlehem is the common name of ornithogalum. The thyrsoides variety has yellow flowers that…
Osyris alba flowers are white and bloom in July. The fruit is red and pea sized. The leaves alternate…
Othonnopsis cheirifolia flowers are rich yellow and are about one and a half inches across. The leaves…
Livistona australis is a variety of palm tree. The leaves spread out like the ribs of a fan through…
Pancratium illyricum flowers are small and fragrant. The leaves are broad and strongly veined. The plant…
The common name of pandanus is screw pine. The candelabrum variegatus variety has narrow leaves that…
Screw pine is the common name of pandanus. The furcatus variety has broadish, bright green leaves. The…
Screw pine is the common name of pandanus. The houlletii variety has leaves that are four to five feet…
Pandanus utilis is a variety of screw pine. The leaves are one to two and three quarters feet long.…
Pandurate leaves are fiddle shaped. The leaves arer obovate in form, with one or two deep recesses or…
Parsnip roots are eaten as a vegetable. Pictured is a parsnip with a portion of its leaves removed.
The common names of passiflora edulis are passion flower and passion fruit. Edulis is edible. The fruit…
The common names of passiflora are passion flower and passion fruit. The racemosa variety has deep red…
Rosetelia cancellata fungi causes the leaves to become covered with large, raised spots that are deep…
The larva of psylla pyrisuga live on pear trees and sometimes apple trees. The larvae suck the juice…
Pictured are pear leaves attacked by phytoptus pyris, also known as gall mites. A represents a leaf…
Pedate leaves resemble a bird's foot. The leaves are palmately divided or parted with the lateral divisons…
Pellaea rotundifolia has round leaves. The fronds are six to twelve inches long. There are ten to twenty…
Peltate leaves are target shaped or shield like. Pictured is a peltate leaf of Indian cress.
The flower clusters of pennisetum longistylum grow in spikes from four to six inches long. The leaves…
The common name of peperomia is pepper elder. The marmorata variety has erect flowers in a tail-like…
Peperomia saundersii leaves are thick and fleshy, about five inches long. The plant grows between eight…
The leaves of pereskia poeppigii are cylindrical and green. The stem is low and upright. The spines…
The common name of peristeria is dove flower. The cerina variety has yellow flower produced in bunches…
Peronospora nivea is a type of fungus that is common upon the leaves, stems, and roots of wild umbelliferoe…
The common name of persica is peach. The davidiana variety and small fruit that are yellow when mature.…
Philodendron mamei is a fine leaved, stemless herb. The leaves are large, heart shaped, and marked with…
The flowers of philodendron selloum are deep green, bordered with white and white on the inside. The…
The flowers of philodendron speciosum are purplish green on the outside and purplish red on the inside.…
The leaves of philodendron verucosum are heart shaped and a delicate, satiny green. The leaves are shaded…
Phlox subulata frondosa is a very vigorous variety with lilac-rose flowers.
The common name of phyllocladus is celery-leaved pine tree. The leaves of the glauca variety are fan-wedged…
Pictured is a potato leaf that has been attacked by phytophthora infestans. Phytophthora infestans is…
The common names of picea excelsa are burgundy pitch tree and Norway spruce fir. The leaves are scattered…
The common names of pinguicula vulgaris are bog violet and butter root. The flowers are violet and bloom…
Swiss stone pine is the common name of pinus cembra. The leaves are marked with silver lines and are…
The leaves of pinus contorta are bright green and small, from one to two inches long. The branches are…
The common name of pinus pinaster is cluster pine. The leaves are dark green, stiff, broad, and stout.…
The order marattiaceae, and the maratiia family, consists of stately tropical ferns with thickened,…