cassytha造句

• The effects of " Cassytha " on host plants varies.
• Alternate common names include Smooth Cassytha, slender dodder-laurel, tangled dodder-laurel.
• "Cassytha filiformis " is a twining vine with an orange to pale green stem.
• As currently defined, " Cassytha " has a wide distribution for a genus of so few species.
• A small twining vine, " Cassytha glabella " has twining stems which are around 0.5 mm in diameter.
• "Cassytha " is unusual among Lauraceae in at least two respects : they are haustoria that generally are small and oblong.
• No doubt their lack of a persistent root system dooms any " Cassytha " plants whose hosts supply insufficient water and mineral nutrients.
• "Cassytha pubescens " is often compared with the genus Cuscuta ( Convolvulaceae ) due to similarities in their morphology and herbaceous parasitic habit.
• This and other members of the genus " Cassytha " are either classified in their own family Cassythaceae or within the laurel family Lauraceae.
• More commonly, in parasitic plants such as mistletoe and dodder the Cassytha " may act as vectors carrying disease organisms from one host plant to another.
• Ultimately, the exact phylogeny of " Cassytha " is still in dispute; however, its non-basal placement within the Lauraceae is undoubtedly accurate.
• High variation exists in flowers, fruits, stems and trichomes within individuals, across individuals in a population and across populations of " Cassytha pubescens ".
• Suggestions have been made to use " Cassytha pubescens " as a biological control due to its possible adverse effect on invasive hosts compared with native hosts.
• Various species of " Cassytha " bear flowers in racemes, spikes, or hermaphroditic and bracteolate, each being attended by a bract and two smaller bracteoles.
• Technically, " Cassytha " could be regarded as holoparasitic, but their own autotrophic contributions are plainly limited to what it takes to tide over temporary shortages.
• Accordingly, some species of " Cassytha " have been examined as potential weed control agents, and others are regarded as agricultural pests in their own right.
• Several species of " Cassytha " are regarded as pests in various regions, though as a rule they are not as serious a problem as the true dodders.
• The larvae have been recorded feeding on the young shoots of " Cassytha melantha ", " Cassytha racemosa " and " Cassytha peninsularis ".
• The larvae have been recorded feeding on the young shoots of " Cassytha melantha ", " Cassytha racemosa " and " Cassytha peninsularis ".
• The larvae have been recorded feeding on the young shoots of " Cassytha melantha ", " Cassytha racemosa " and " Cassytha peninsularis ".