Pteridophytes are so-called
phanerogams
spermatophytes
vascular cryptogams
amphibians of plant kingdom
- Stem is polystelic in
- The stele of Lycopodium is
- Pteridophytes are so-called
- If a sporangium develops from a single initial, it is called
- The number of megaspores in Selaginella rupestris is
- Sporrs in fern are produced through
- Microsporangia and macrosporangia are found in the same cone of
- Multiflagellate sperms are the characteristic of
- Vessels are not found in the
- Seed habit originated in
- Gametes are produced in prothallus by
- The stele in fern is
- Selaginella is less advanced than Pinus becuase
- Gametangia of fern are produced on the
- Sporophyte of Pteris
- Selaginella and fern share the following character:
- Fern differs from Selaginella
- Young sporophyte of Pteris draws nourishment from prothallus through
- What happens to the spore of ferns ?
- Spore bearing organ of a fern i* culled
- The gametophyte and sporophyte generations are independent in
- Fern differs from moss because it has
- The hair-like structures covering young fern leaves are called
- Leptosporangiate sporangium is
- In Selaginella, an "organ suigeneris" is
- Most primitive living vascular plants are
- Circinate venation is found in
- In Pteris, the petiole has a groove and its stele is
- In the archegonium of fern tliere are/is
- The following is the most primitive vascular plant: