ptyxis


ptyxis
  Manner of folding of a leaf and leaflets at emergence.

Expanded glossary of Cycad terms . 2014.

Look at other dictionaries:

  • Ptyxis — Ptyx is, n. [NL., fr. Gr. ? a folding.] (Bot.) The way in which a leaf is sometimes folded in the bud. [1913 Webster] …   The Collaborative International Dictionary of English

  • ptyxis — noun The way in which an individual leaf is folded in the bud …   Wiktionary

  • ptyxis — ptyx·is …   English syllables

  • ptyxis — …   Useful english dictionary

  • Vernation — (from vernal meaning spring, since that is when leaves spring forth in temperate regions) is the formation of new leaves or fronds. In plant anatomy, it is the arrangement of leaves in a bud. In pine trees new leaves are short and encased in… …   Wikipedia

  • Commelina — communis flower with typical arrangement of floral parts: 3 staminodes are present above, 3 fertile stamens below with the central one differing in size and form, and a single style emerging between them (curved in this species) …   Wikipedia

  • Stangeria — eriopus Stangeria eriopus Systematik Unterreich: Gefäßpflanzen (Tracheobionta) Überabteilun …   Deutsch Wikipedia

  • Stangeria eriopus — Systematik Unterabteilung: Samenpflanzen (Spermatophytina) Klasse …   Deutsch Wikipedia

  • Stangerioideae — Stangeria eriopus Stangeria eriopus Systematik Unterreich: Gefäßpflanzen (Tracheobionta) Überabteilun …   Deutsch Wikipedia

  • Lepanthes —   Lepanthes …   Wikipedia Español