1/4
Looks like no tags are added yet.
Name | Mastery | Learn | Test | Matching | Spaced |
---|
No study sessions yet.
Psilotum
Stems: Dichotomously branched
Roots: absent
Leaves: absent
Sporangia: 2-3 fused into synagogue
Gametophytes: subterranean, bisexual
Lycopodium
Stems: Dichotomously branched
Roots: true roots
Sporangia: homosporous
Gametophytes: subterranean, bisexual
Equisetum
Stems: jointed at nodes
Roots: at nodes of rhizome
Leaves: absent
Sporangia: homosporous, green spores
Gametophytes: green, sexually dimorphic
Selaginella
Stems: Dichotomously branched
Roots: true roots
Sporangia: heterosporous
Gametophytes: endosporic, of two types
Isoetes
Stems: short
Roots: true roots
Sporangia: heterosporous
Gametophytes: endosporic, of two types