hapteronn.

Brit.

/ˈhaptərɒn/, U.S.

/ˈhæptəˌrɑn/

Inflections: Plural haptera.

Origin: A borrowing from Latin. Etymon: Latin haptera.

Etymology: < scientific Latin haptera, plural (see quot. 1883), irregularly < ancient Greek ἅπτειν to fasten (see haptic adj.), after Danish hapterer, plural (E. Warming 1881, in Kongel. Danske Vidensk. Selsk. Skr., Naturvidensk. og Math. Afd. 2 10), German Hapteren, plural (1882 or earlier, itself after Danish).

An organ of attachment in certain aquatic plants, algae, fungi, and lichens; esp. the holdfast of an alga or each of the rootlike branches into which the holdfast may be divided.

ΘΚΠ

the world > plants > part of plant > root > [noun] > rhizoid or hapteron

rhizula1832

rhizoid1874

hapteron1883

1883 Jrnl. Royal Microsc. Soc. 3 680 Haptera.—E. Warming proposes this term for organs of various morphological value which have for their function the attaching or fixing of the part from which they spring.

1922 Bot. Gaz. 74 436 The thallus is always primitively branching-filamentous, and intercalary growth is typical,..while the hapteron branches and other attached or endophytic parts grow apically.

1967 C. D. Sculthorpe Biol. Aquatic Vasc. Plants v. 111 It creeps over the rocks to which it adheres by hairs or by exogenous projections known as haptera, which secrete a cement from their discoid tips.

2000 L. Langstroth & L. Langstroth Living Bay 70/2 Giant kelp is securely anchored to rock with a cone-shaped holdfast composed of very tough tendrils called haptera.

This entry has been updated (OED Third Edition, December 2013; most recently modified version published online March 2022).

单词	hapteron
释义	hapteronn. Brit. /ˈhaptərɒn/, U.S. /ˈhæptəˌrɑn/ Inflections: Plural haptera. Origin: A borrowing from Latin. Etymon: Latin haptera. Etymology: < scientific Latin haptera, plural (see quot. 1883), irregularly < ancient Greek ἅπτειν to fasten (see haptic adj.), after Danish hapterer, plural (E. Warming 1881, in Kongel. Danske Vidensk. Selsk. Skr., Naturvidensk. og Math. Afd. 2 10), German Hapteren, plural (1882 or earlier, itself after Danish). An organ of attachment in certain aquatic plants, algae, fungi, and lichens; esp. the holdfast of an alga or each of the rootlike branches into which the holdfast may be divided. ΘΚΠ the world > plants > part of plant > root > [noun] > rhizoid or hapteron rhizula1832 rhizoid1874 hapteron1883 1883 Jrnl. Royal Microsc. Soc. 3 680 Haptera.—E. Warming proposes this term for organs of various morphological value which have for their function the attaching or fixing of the part from which they spring. 1922 Bot. Gaz. 74 436 The thallus is always primitively branching-filamentous, and intercalary growth is typical,..while the hapteron branches and other attached or endophytic parts grow apically. 1967 C. D. Sculthorpe Biol. Aquatic Vasc. Plants v. 111 It creeps over the rocks to which it adheres by hairs or by exogenous projections known as haptera, which secrete a cement from their discoid tips. 2000 L. Langstroth & L. Langstroth Living Bay 70/2 Giant kelp is securely anchored to rock with a cone-shaped holdfast composed of very tough tendrils called haptera. This entry has been updated (OED Third Edition, December 2013; most recently modified version published online March 2022). < n.1883
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