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单词 acaulescent
释义

acaulescentadj.

Brit. /(ˌ)eɪkɔːˈlɛsnt/, U.S. /ˌeɪkɔˈlɛs(ə)nt/, /ˌeɪkɑˈlɛs(ə)nt/
Origin: A borrowing from Latin. Etymons: Latin acaulescent-, acaulescens.
Etymology: < scientific Latin acaulescent-, acaulescens (1790 or earlier) < a- a- prefix6 + caulescent- , caulescens caulescent adj. Compare earlier acaulose adj., acaulous adj., and also caulescent adj.
Botany.
Apparently stemless; having a very short stem, or a stem concealed in the ground.Cf. acauline adj., acaulose adj., acaulous adj.
ΘΚΠ
the world > plants > part of plant > stem or stalk > [adjective] > having a stem or stalk > having no stem or stalk
capillar1601
acaulose1687
stalkless1698
capillary1726
capillaceous1731
acaulous1753
stemless1796
acaulescent1822
acauline1835
unstalked1875
1822 Amer. Jrnl. Sci. 5 63 It appears to me to form a transition from the bluish petalled acaulescent Violae.
1854 J. H. Balfour Outl. Bot. 49 The stem is so short in some plants, as the Primrose, Cowslip..that they are called stemless or acaulescent.
1898 R. Pound & F. E. Clements Phytogeogr. Nebraska iii. 53 This group is composed of acaulescent or low-stemmed plants which grow aggregated into dense cushion-like mats.
1935 H. McMinn et al. Illustr. Man. Pacific Coast Trees 122 Acaulescent or arboreous evergreen plants.
2006 C. C. Burrell & J. K. Tyler Hellebores i. 21 The majority of species [of hellebore] are considered acaulescent, the stem being entirely underground.
This entry has been updated (OED Third Edition, December 2011; most recently modified version published online December 2021).
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adj.1822
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