plants are dioecious

Listing 1 - 10 from 96 for plants are dioecious

Order Ephederales
... Desserts. The leaves are small and scalelike and without chlorophyll. Photosynthesis is restricted to the green slender stems. The plants are dioecious. Credit: http://online.anu.edu.au/Forestry/teaching/t6/bd.htm Left: Twigs with male cones. Right: Twigs with female cones Credit: http://www.rt66.com/hrbmoore/Images/ New/Ephedra_nevadensis-1.jpg Photos by Mini Kamp ...
home.manhattan.edu

Kiwifruit and Hardy Kiwi, HYG-1426-93
... are long-lived perennial vines or creeping types. The plants are dioecious which means that male and female flowers are found on different plants. Thus, one male plant is needed for each eight ... . Distribute the fertilizer well over the entire root system to avoid root injury. Trellising There are several different trellis types and training systems available. The T-bar trellis will be described here ...
ohioline.osu.edu

The Cycad Pages
... palms or tree-ferns in overall appearance. Cycads, however, differ greatly in almost all aspects of detailed structure and reproductive behaviour. Cycad plants are dioecious (i.e. male and female reproductive structures are ... opposite the attachment of the leaf, and circle the trunk within the storage tissue. These are known as with girdling leaf traces, and occur in some ferns but no other seed ...
plantnet.rbgsyd.nsw.gov.au

Welwitschia
... and as they flap about in the wind they become split and frayed. Welwitschia plants are dioecious, with pollen-bearing and seed-bearing cones (strobili) produced on separate male and female ... epinephrine (adrenalin) and its demethylated precursor norepinephrine from tyrosine. Dopamine and its precursor L-dopa are also derived from a tyrosine pathway. See The Peyote Cactus Alkaloids Return To The Five ...
waynesword.palomar.edu

The Sex Life of Plants
... the sunflower family and many other hybrid ornamentals. These ornamentals usually have large, showy flowers that are "double" or "semi-double" - with more than the normal number of petals. 3. The imperfect flower ... in my vegetable garden produce no berries at all? Answer: Ah, what you have are asparagus plants, which are dioecious. That means some of the plants have only female flowers, and these are ...
gardenline.usask.ca

Order Gnetales
Order Gnetales Order Gnetales Family Gnetaceae Genus Gnetum A single relict genus occurs in the topics with about a dozen species. The plants are shrubs or woody vines with large simple leaves and usually dioecious. Pollinferous strobili are long and slender; ovuliferous strobili possess separated whorls of ovules. Return to Main Menu Subdivision Gneticae
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Flowering Plants
... Most Valuable Botanical Jewels Although they may not be the most massive and tallest, flowering plants are certainly close rivals for these records with the African baobab (Adansonia digitata), Indian banyan ... occur in the same bisexual syconium; but in all other fig species (referred to as dioecious or gynodioecious), the seed-producing, long-style female flowers only occur in unisexual syconia on ...
waynesword.palomar.edu

Empetrum nigrum - Plants For A Future database report
... to this species and may refer to E. eamesii[200]. Plants are usually dioecious though hermaphrodite forms are known. Male and female plants will normally need to be grown if fruit and seed are ... ISBN 0-9628087-0-9 Excellent. Contains a very wide range of conventional and unconventional food plants (including tropical) and where they can be obtained (mainly N. American nurseries but also research ...
www.pfaf.org

Rubus parvus - Plants For A Future database report
... to July. The flowers are dioecious (individual flowers are either male or female, but only one sex is to be found on any one plant so both male and female plants must be grown if ... in the autumn[200]. Links This plant is also mentioned in the following PFAF articles: Ground cover plants.. Permaculture.info Details of this plant in the Permaculture.info project, a community plant and permaculture ...
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Rob's plants - the meadow rues
... seeds in achenes. They also note that some species are dioecious (male and female reproductive organs on separate plants), while others are hermaphrodite (boy and girl parts on the same plant). ... here - just report my own experience. In general, I consider thalictrum to be somewhat finnicky plants, worthy of good garden conditions - until they prove otherwise. By "good garden conditions", I mean ...
www.robsplants.com