time, near Congressional Cemetery.

1. Seized with sneezing on my way to cemetery. Examined nasal excretions
and found no Palmellae.

2. Pool near cemetery. Examined a spot one inch in diameter, raised
in center, green, found Oedegonium abundant. Some desmids, Cosmarium
binoculatum plenty. One or two red Gemiasmas, starch, Protuberans
lamella, Pollen.

3. Specimen soft magma of the pool margin. Oedogonium abundant, spores,
yeast plants, dirt.

4. Sand scraped. No organized forms but pollen, and mobile spores of
some cryptogams.

5. Dew on grass. One stellate compound plant hair, one Gemiasma verdans,
two pollen.

6. Grass flower dew. Some large white sporangia filled with spores.

7. Grass blade dew, not anything of account. One pale Gemiasma, three
blue Gemiasmas, Cosmarium, Closterium. Diatoms, pollen, found in
greenish earth and wet with the dew. Remarks: Observations made at the
pool with clinical microscope, one-quarter inch objective. Day cloudy,
foggy, hot.

8. Green earth in water way from pump near cemetery. Anabaina plentiful.
Diatoms, Oscillatoriaceae. Polycoccus species. Pollen, Cosmarium,
Leptothrix, Gemiasma, old sporangia, spores many. Fungi belonging to