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Clubmoss ( Lycopodium )

LYCOPHYTES: SPOROPHYTES. Clubmoss ( Lycopodium ). Quillwort ( Isoetes ). Spikemoss ( Selaginella ). LYCOPHYTES: LEAVES ( Ligule ). Quillwort ( Isoetes ). Clubmoss ( Lycopodium ). Spikemoss ( Selaginella ). LYCOPHYTES: VASCULAR TISSUE ( Tracheids , Sieve Elements ). Tracheids.

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Clubmoss ( Lycopodium )

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  1. LYCOPHYTES: SPOROPHYTES Clubmoss (Lycopodium) Quillwort (Isoetes) Spikemoss (Selaginella)

  2. LYCOPHYTES: LEAVES (Ligule) Quillwort (Isoetes) Clubmoss (Lycopodium) Spikemoss (Selaginella)

  3. LYCOPHYTES: VASCULAR TISSUE (Tracheids, Sieve Elements) Tracheids Sieve Elements Figs. 3-15, 3-18, in Gifford and Foster 1989

  4. LYCOPHYTES: VASCULAR TISSUE (Xylem, Phloem) Clubmoss (Lycopodium) Spikemoss (Selaginella)

  5. LYCOPHYTES: XYLEM DEVELOPMENT (Exarch) Clubmoss (Lycopodium) Spikemoss (Selaginella)

  6. LYCOPHYTES: STELE TYPES Protosteles

  7. LYCOPHYTES: STELE TYPES Spikemoss (Selaginella) Clubmoss (Lycopodium)

  8. LYCOPHYTES: TISSUE TYPES (Dermal, Ground, Vascular)

  9. LYCOPHYTES: TISSUE TYPES (Roots) Clubmoss (Lycopodium) Spikemoss (Selaginella) Quillwort (Isoetes)

  10. LYCOPHYTES: SPORANGIA (Strobilus, Sporophyll) Quillwort (Isoetes) Clubmoss (Lycopodium) Spikemoss (Selaginella)

  11. LYCOPHYTES: SPORES (Homosporous, Heterosporous, Megasporophyll, Microsporophyll) Clubmoss (Lycopodium) Spikemoss (Selaginella) Quillwort (Isoetes)

  12. LYCOPHYTES: GAMETOPHYTES (Exosporic, Endosporic) Clubmoss (Lycopodium) Spikemoss (Selaginella) Quillwort (Isoetes)

  13. LYCOPHYTES: EMBRYO DEVELOPMENT (Endoscopic with Suspensor, Endoscopic without Suspensor) Spikemoss (Selaginella) Quillwort (Isoetes) Clubmoss (Lycopodium) Fig. 9-13 in Gifford and Foster 1989

  14. LYCOPHYTES: PUTATIVE FOSSIL RELATIVES “Selaginella” (333-350 MYA) Nathorstiana (Cretaceous) Drepanophycus (Devonian) Fig. 9-59 in Gifford and Foster 1989

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