Tuesday, November 10, 2015

Specimen #12 Powder Gun Moss

Figure 1. Spore pods

Figure 2. Leaf close up

Name: Diphyscium foliosum
Common name: Powder Gun Moss
Family: Buxbaumiaceae
Collection date: September 14, 2015
Habitat: Found on a moist bank next to a river
Location: Hiram, OH
Description: Spores are in pods that shoot them out when conditions are favorable. Leaves are tongue shaped.

Key used: McKnight, Karl B. and Rohrer, Joseph R. 2013. Common Mosses of the NorthEast and Appalachians. Princeton University Press. New Jersey.
Keying steps:
1b) Leaves arranged in more than two rows and coming out all around stem, wet plants not flat or resembling ferns
6b) Leaves flat or cupped, lacking needle long tip
7a) Plants are ≤1.5cm tall
8b) Leaves with rounded tip capsules 3mm long, shaped like a wheat kernel, stalkless

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