achenes
英 美

n.【植】瘦果

网络成熟的果实内含黄色的瘦果

变形

复数：achenes

英英释义

achene[ ə'ki:n ]

• n.small dry indehiscent fruit with the seed distinct from the fruit wall

双语例句

1.Overtheyears,theshapeoftheinflorescencechanges according to the number of achenes that have beendispersedformtheperipheralzone.在以后的多年里，随着外围的种子逐渐被传播，花序的形状发生变化。www.planta.cn2.Receptacleglabrous,rarelywithafewhairs;achenesglabrous.花托无毛，很少具一些毛；瘦果无毛。www.flora.ac.cn3.WeconcludethatthemucilagelayerofA.sphaerocephalaachenes plays an importantecological function in seeddispersalandgermination.研究表明：瘦果的粘液物质对白沙蒿种子的传播与萌发具有重要的生态意义。4.Themaincharactersofthisspeciesaresmallleafletsandcompressedacheneswithnarrow,lateralwings.本种的主要特征是小的小叶和压扁的瘦果具狭窄的，侧翅。www.flora.ac.cn5.Stigmascapitate.Achenesexceedingpersistentperianth,brown,shiny,broadly ellipsoid, trigonous.柱头头状瘦果超过宿存花被，棕色，发亮，宽椭圆形，三棱。www.flora.ac.cn6.Inveryoldinflorescence,however, from which the acheneshavealreadydispersed,themechanismnolongerworks and the bractsareshed.然而，在很老的花序里，瘦果早已完全传播，这种机制就不再起作用，苞片闭合。www.planta.cn7.Thiseffectofpositionensuresthatachenes of each whorl germinatewhentheyreachtheperipheryandaredisconnected.这种位置效应确保了每一圈的瘦果在到达外围并且分离的时候才萌发。www.planta.cn8.Achenesnarrowlyellipsoidal,tuberculate.狭椭圆体的瘦果，具瘤。www.flora.ac.cn9.Thecentralachenes are the last to go.中心的瘦果最后传播。www.planta.cn10.Achenesgrooved;anglesroundedbelowmiddle,sharplyacuteabove;pedicelarticulateatmiddle.开槽的瘦果；有棱圆形的中间以下，在上面锐锐尖；花梗有节在中部。www.flora.ac.cn

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权威例句

Achenes
Dormancy and germination of heteromorphic achenes of Bidens frondosa.
Wind Dispersal Distances in Dimorphic Achenes of Ragwort, Senecio Jacobaea.
Dormancy and dispersal in dimorphic achenes of tansy ragwort, Senecio jacobaea L. (Compositae)
WATER ABSORPTION BY MUCILAGINOUS ACHENES OF FLOATING AND GERMINATION AS AFFECTED BY SALT CONCENTRATIONS
Germination and viability of common crupina (Crupina vulgaris) achenes buried in the field.
Phenolic composition and antioxidant activities in flesh and achenes of strawberries (Fragaria ananassa)
Purification and Characterization of Pectinmethylesterase from Ficus awkeotsang Makino Achenes.
Parameters affecting germinability and seed bank dynamics in dimorphic achenes of Centaurea solstitialis in California.
Free radical scavenging activity and phenolic content in achenes and thalamus from Fragaria chiloensis ssp. chiloensis, F. vesca and...