sporophylls

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• Sporophyll — A sporophyll is a leaf that bears sporangia. Both microphylls and megaphylls can be sporophylls. In heterosporous plants, sporophylls (whether they are microphylls or megaphylls) bear either megasporangia (and thus are called megasporophylls), or …   Wikipedia

• plant — plantable, adj. plantless, adj. plantlike, adj. /plant, plahnt/, n. 1. any member of the kingdom Plantae, comprising multicellular organisms that typically produce their own food from inorganic matter by the process of photosynthesis and that… …   Universalium

• cycadophyte — ▪ plant Introduction       any member of a diverse collection of mostly extinct primitive gymnospermous plants. They probably had their origins among the progymnosperms of the Devonian Period (416 to 359 million years ago), possibly among a… …   Universalium

• lycophyte — ▪ plant division Introduction       (division Lycopodiophyta or Lycophyta), any spore bearing vascular plant that is one of the club mosses (club moss) and their allies, living and fossil. Present day lycophytes are grouped in 6 genera (some… …   Universalium

• reproductive system, plant — Introduction       any of the systems, sexual or asexual, by which plants reproduce. In plants, as in animals, the end result of reproduction is the continuation of a given species, and the ability to reproduce is, therefore, rather conservative …   Universalium

• Dioon edule — Systematik Ordnung: Palmfarne (Cycadales) Familie: Zamiaceae …   Deutsch Wikipedia

• Encephalartos altensteinii — Systematik Ordnung: Palmfarne (Cycadales) Familie …   Deutsch Wikipedia

• Encephalartos friderici-guilielmi — Systematik Ordnung: Palmfarne (Cycadales) …   Deutsch Wikipedia

• Ophioglossaceae — Ophioglossum vulgatum Scientific classification …   Wikipedia

• Zamiaceae — Taxobox name = Zamiaceae image width = 240px image caption = Encephalartos lebomboensis regnum = Plantae divisio = Cycadophyta classis = Cycadopsida ordo = Cycadales familia = Zamiaceae familia authority = Horaninow subdivision ranks = Genera… …   Wikipedia

• Alaria esculenta — Dabberlocks Scientific classification Domain: Eukaryota Kingdom: Chromalveolata Division: Heterokontophyta …   Wikipedia