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单词 raceme
释义
raceme
noun[C]
biologyspecialized
uk/ˈræs.iːm//ˈreɪ.siːm/us/reɪˈsiːm/
agroupofflowerson aplantthat areattachedto acentralstembyshortstalks(=thinstems)ofequallength:
It is a low-growingplantwith racemes ofwhite, sweet-scentedflowers.
Thewisteriaisknownfor thebeautyofitsflowers, whichappearinlong,cascadingracemes.
More examples
  • Thetreelupinis awoodyevergreenshrubwithcompoundpalmateleavesandshortracemes ofpaleyellow,delicatelyperfumedflowers.
  • Its racemes oflavenderflowersare notunlikewisteriaintheiroveralleffect.
  • The raceme, whichappearsabout the sixth to the tenthmonth, will take sixtydaysmore toripen.
SMART Vocabulary: related words and phrases
Parts of plants
  • bilobed
  • blade
  • bough
  • bulb
  • calyx
  • caning
  • cascara sagrada
  • endodermis
  • needle
  • outgrowth
  • plumule
  • rhizome
  • simple leaf
  • spine
  • trunk
  • variegated
  • variegation
  • vascular
  • veined
  • vesicle
See more results »
(Definition ofracemefrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)

Examplesofraceme

raceme
Theracemeexplant experiment was repeated several times (data not shown).
From theCambridge English Corpus
After 7 days the basal stems were resterilized and freshly cut, and theracemeexplants were transferred to fresh medium.
From theCambridge English Corpus
Five matched sets ofracemeexplants (10 racemes) were removed from each of four plants with pin-type flowers and four plants with thrum-type flowers.
From theCambridge English Corpus
An in vitro method to culture matched sets of racemes from individual plants was used for precise comparisons between experimental treatments.
From theCambridge English Corpus
The first species is an evergreen rosette plant with succulent leaves and regular flowers borne along araceme.
From theCambridge English Corpus
Of the seeds initiated, control plants aborted 3.9 + 0.9 seeds perraceme, compared to 5.0 + 1.1 seeds aborted perracemeafter water-deficit stress.
From theCambridge English Corpus
Theracemeexplant was immediately placed in water and transported to the laboratory.
From theCambridge English Corpus
They are borne on panicled racemes, with c. 34 pods perraceme.
From theCambridge English Corpus
Newly opened flowers were hand pollinated daily by legitimate cross-pollination using pollen from flowers on racemes cultured at the same temperature as the receiving flowers.
From theCambridge English Corpus
Pods (25-70 mm long x 20-25 mm wide) are borne on panicled racemes, with c. 12 pods perracemeon the study trees.
From theCambridge English Corpus
Newly opened flowers were pollinated, and flowers and seeds were counted three to four times each week on five tagged racemes of each plant.
From theCambridge English Corpus
Seed set on racemes of remaining branches in planta was unchanged by removal of branches forracemeexplants.
From theCambridge English Corpus
Buckwheat racemes form new flowers continuously during several weeks in planta.
From theCambridge English Corpus
In vitro culture of buckwheat racemes provides a method to reduce the very large number of observations required for in planta studies on seed set in buckwheat.
From theCambridge English Corpus
Racemeexplants were removed by cutting the stem about 2 mm above the node of theracemeattachment and near the base of the internode below the node of attachment.
From theCambridge English Corpus
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
#https://dictionary.cambridge.org//dictionary/english/raceme##
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更新时间：2024/12/28 6:10:36