294 illustrations of flowers and shrubs including: narcissus, nelumbo, nettle, nightshade, oleander, olive, opium, orchid, orpine, oxalis, and oxeye
"Longitudinal section of an onion leaf. sca, thickened base of leaf, forming a bulb-scale; s, thin sheath…
Ononis rotundiflora flowers are rose and grow on three flowered stems. The flowers bloom in summer.…
The common name of onosma is golden drop. The stellulatum tauricum variety has yellow flowers that are…
The milky juice obtained fom the unripe capsules of several species of the poppy, which is rendered…
The opium plant can be used to produce sleep, numb pain, and quiet the organs of the body.
The parts of the opium poppy from which the drug is made from the poppy's juice. "a, whole plant; b,…
"Cassie or opoponax (Acacia farnesiana): a, head of opened flowers; b, head of unopened flowers." -Department…
"Apostasia odorata; 1. a flower; 2. the stamens and style; 3. a cross section of the ovary; 4. a seed."…
Baby orchid is the common name of odontoglossum grande. The flowers bloom in the autumn and are native…
"Megaclinium Bufo; 1. a portion of a spike magnified; 2. flowers in various positions, more magnified."…
Butterfly orchid is the common name of oncidium papilio. The flowers bloom in any season. The flowers…
Of the orchid family (Orchidaceae), rattlesnake plantain or Epipactis repens var. ophioides.
Fly orchid (Ophrys insectifera) is a plant of the family Orchidaceae, a native of the British Isles…
Of the orchid family (Orchidaceae), green adder's mouth or Microstylis unifolia.
Of the orchid family (Orchidaceae), the green round-leaved orchis or Habenaria orbiculata.
Of the orchid family (Orchidaceae), the green wood orchis or Habenaria clavellata.
Of the orchid family (Orchidaceae), heart-leaved twayblade or Listera cordata.
"Hetaeria pygmaea; 2. a flower; 3. the fertile stamen and two lateral sterile ones; 4. a cross section…
Orchids contain over 6000 species. Their greatest display is in the tropics, where many of them are…
A diagram of the various parts of pollen of orchid. po- Pollinia; c- Caudicle; vd- Viscid Disk; vg-…
Also known as Orchis morio. A depiction of the pollination of an orchid, where a hive bee is sucking…
Of the orchid family (Orchidaceae), the ragged fringed orchis, Habenaria lacera.
Of the orchid family (Orchidaceae), the rattlesnake plantain or Epipactis pubescens.
Of the orchid family (Orchidaceae), slender ladies' tresses, Spiranthes gracilis.
Of the orchid family (Orchidaceae), the smaller purple fringed orchis, Habenaria psycodes.