I l^a^'e quoted u n d e r tliis, r a th e r th a n u n d e r J . tricopkylla, J . sertularioides o f th e Methodus
Muscorum, on a c count o f th e la te ra l calyces, a lth o u g h th e a u th o r has rem a rk ed “ a J . setacea
W e b . (multijiora D i l l , et L i n n / differt foliis capillaceis, æqualibus, a rticu la tis ," T h e leaves,
however, o f bo th th e one and o th e r a re ra th e r setaceous th a n capiilai7 . T h e same obsen-ation
is equally applicable to tlie synonym o f Michamc, as, indeed, m u s t be th e case w ith almost
every au th o r, who a ttem p ts to describe the se m in u te vegetables witliin th e compass o f a few
words o r sentences.
T h e leaJ'es o f th is Ju n g e rm a n n ia , th o u g h n o t in re a lity v e rtic illa te , have th e appearance
o f b e in g so, from th e circumstanc e o f th e ir grow in g on all sides o f th e surculus, a n d th e
g ene ra l resemblance o f b o th J . setacea a n d J . trichophylla, u n d e r th e microscope, to Conferva
verticillata is worthy o f rema rk.
R E FER EN C E S TO TH E PLA T E .
. J . setacea, fe r tile specimen, natural size.
, 3 . Barren plants, natural size.
. Portion o f a fem a le p la n t, magnified ......................................................................... 6
. Portion o f a ramulus bearing gemma ........................................................................ 5
, 7 . Leaves .................................................................................................................................. 4
. P e rich a iia l leaves .................................................................................... 4
. Calyx ......................................................................................................................................... 5
Calyptra .................................................................................................................................. 3
. Capsule discharging its seeds, and filam e n ts .......................................................... 2
\. Seeds and spiral filaments ............................................................................................. 1