Ilex aquifolium ferox is a green leaved variety of holly. The common name is hedgehog holly. The leaves…
Ilex aquifolium hendersoni is a green leaved variety of holly. The leaves are dark green with sunken…
Ilex aquifolium ovata is a green leaved variety of holly. The leaves are about two and a half inches…
Ilex aquifolium pyramidalis is a green leaved variety of holly. The leaves are dark green. The leaves…
Ilex aquifolim tortuosa is a green leaved variety of holly. The leaves are about two inches long and…
Ilex aquifolium argentea medio-picta is a green leaved variety of holly. The leaves are dark green at…
This variety has deep vinous red stems, leafstalks, and principal veins. The leaves are green blotched…
Juglans regia elongata only differs from the common walnut tree in that the fruit of tree is very elongated.
The leaves of kaempferia gilbertii are tufted and deep green. The leaves are bordered by a band of white.…
The flowers of koelreuteria paniculata are yellow. There are many flowers on each branch. The leaves…
Lanceolate leaves are lance or spear shaped. These leaves are narrowly elliptical, tapering to each…
Leontice altaica flowers are about twelve per plant. The flowers bloom in April. The plant grows between…
The flowers are lietzia brasiliensis are green, richly mottled with brown. The leaves are hairy and…
Ligustrum lucidum flowers are white and grow in much spreading panicles. The plant grows between eight…
Pictured are a portion of the inflorescence, a detached flower, and a leaf of linaria triornithophora.…
Pictured are the habit, a detached flower head, a leaf, and a single floret of lonas inodora. The flowers…
The flowers of maurandya scandens are purplish violet. The leaves are heart shaped and deeply serrated.
The pseudo-bulbs of maxillaria venusta are two leaved. The flowers are a waxy white. The lip of the…
The common name of melianthus is honey flower. The flowers are green at the base. The petals and sepals…
The flowers of mesembryanthemum acinaciforme are large and reddish. The flowers grow alone at the ends…
The common name of mimosa pudica is humble plant. The flowers are red and bloom in summer. The stem…
Pictured is the upper portion of the plant, a radical leaf, and a flower of moricandia sonchifolia.…
The codlin moth belongs to the tortricina, or leaf roller moths. The moths are very small.
The common name of narcissus jonquilla is jonquil. The flowers are bright yellow and very fragrant.
The common name of narcissus tazetta is polyanthus narcissus. The flowers are fragrant and about one…
Pitcher plant is the common name of nepenthes. The madagascariensis variety has a crimson pitcher. The…
The common name of nepenthes is pitcher plant. The northiana variety has purple spotted pitchers. The…
Nigella has many common names including devil-in-the-bush, fennel flower, and love-in-a-mist. The sativa…
Pictured are oak spangle galls. The galls are on a lower surface of a leaf, removed from a leaf, the…
The common name of oenthera is evening primrose. The acaulis variety has white flowers fading into red.…
Pictured is a tip of a flowering branch and the leaf of oreopanax epremesnilianum. There are seven to…
Livistona australis is a variety of palm tree. The leaves spread out like the ribs of a fan through…
Pandurate leaves are fiddle shaped. The leaves arer obovate in form, with one or two deep recesses or…
Pardanthus chinensis flowers are nearly two inches across and are orange colored spotted with purple-brown.…
The common names of passiflora are passion flower and passion fruit. The racemosa variety has deep red…
The common names of pavia are buckeye and smooth-fruited horse chestnut. The californica variety has…
Pictured is a leaf with a male on it, slightly enlarge (a) and a male flying, much enlarged (b). Lecanium…
Pictured are pear leaves attacked by phytoptus pyris, also known as gall mites. A represents a leaf…
In the middle of the blister, on its lower surface, is a small opening, which permits the gall mites…
Pedate leaves resemble a bird's foot. The leaves are palmately divided or parted with the lateral divisons…
The two upper petals of pelargonium tricolor flowers are very dark red and the three lower petals are…
Peltate leaves are target shaped or shield like. Pictured is a peltate leaf of Indian cress.
The common name of persica is peach. The davidiana variety and small fruit that are yellow when mature.…
The leaves of philodendron verucosum are heart shaped and a delicate, satiny green. The leaves are shaded…
Pictured is a potato leaf that has been attacked by phytophthora infestans. Phytophthora infestans is…
Pinus is a genus of hardy, evergreen trees. Pictured are the strengthening cells (1), ducts surronded…
Shown are the strengthening cells (1), ducts (2), wavy, chlorophyll bearing cells (3), bundle sheath…
Pictured are (1) strengthening cells, (2), internal ducts, (3) chlorophyll bearing cells, (4) bundle…
Acanthus spinosissimus leaves are dark green. The leaves are arranged on a common stalk.