siphonogamy

siphonogamy
si·pho·nog·a·my

English syllables. 2014.

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  • siphonogamy —   Process of effecting fertilization in seed plants by means of pollen tubes …   Expanded glossary of Cycad terms

  • siphonogamy — noun see siphonogamous * * * sīphonogˈamy noun (botany) Fertilization by pollen tube • • • Main Entry: ↑siphon …   Useful english dictionary

  • Zoidogamy — is a type of plant reproduction in which male gametes (antherozoids) swim in a film of water to the female gametes. Zoidogamy is found in algae, bryophytes, pteridophytes, and some gymnosperms (others use siphonogamy). Zoidogamy is interesting… …   Wikipedia

  • gymnosperm — gymnospermism, n. /jim neuh sperrm /, n. Bot. a vascular plant having seeds that are not enclosed in an ovary; a conifer or cycad. Cf. angiosperm. [1820 30; < NL gymnospermae name of type. See GYMNO , SPERM] * * * Any woody plant that reproduces… …   Universalium

  • σιφωνογαμία — η, Ν βοτ. γονιμοποίηση με τη μεσολάβηση ενός σίφωνα, ενός γυρεοσωλήνα. [ΕΤΥΜΟΛ. Αντιδάνεια λ., πρβλ. αγγλ. siphonogamy < σίφωνας + γάμος] …   Dictionary of Greek

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