PLAGIOCHILA.—Plant of P. interrupta; five leaves; an underleaf; perianth enclosing calyptra; antheridia, capsule, elaters, and spores.
ODONTOSCHISMA.—Plant of O. Sphagni; parts of stems, one bearing gemmæ, the other a perianth with involucral leaves; an involucral leaf; a capsule, elaters, and spores.
LEJEUNEA.—Plant of L. clypeata; perianth with capsule and involucral leaves; cross section of perianth; part of stein with ♂ branch; leaves with underleaves; elaters and spores.
FRULLANIA.—Plant of F. Asagrayana; two pairs of leaves seen from above, and from below with underleaves and ventral lobes; perianth with involucral leaves; cross-section of perianth, involucral leaf; capsule, elaters, and spores.
PORELLA.—Plant of P. platyphylla; a pair of leaves with underleaves; part of stem with ♂ spikes; an antheridium in its leaf; perianth with involucral leaves and capsule; an elater, and spores.
RADULA.—Plant of R. obconica; end of branch with perianth and capsule and lateral ♂ branches; a ♂ branch; an antheridium; leaves seen from above and below; a capsule, elater, and spores.
PTILIDIUM.—Plant of P. ciliare; a pair of leaves; an underleaf; perianth with involucral leaves; capsule, elater, and spores.
BAZZANIA.—Plant of B. trilobata; two pairs of leaves with underleaves and ♂ spike; portion of ♂ spike, and antheridium; capsule, elaters, and spores.
TRICHOCOLEA.—Plant of T. tomentella; leaf and underleaf; capsule; elater and spores.
HERBERTA.—Plant of H. adunca; portion with leaves and underleaves; perianth; capsules; elater and spores.