Wednesday, October 12, 2016

Moss #1

 Figure 1: Lance leaf with no midrib

Figure 2: Branches and dense leaves
Name: Sematophyllum marylandicum
Common name: Curled scrap moss
Family: Sematophyllaceae
Collection date: September 8, 2016
Habitat: Rock near stream/ very damp
Location: James H. Barrow Field Station

Description: Small, found in a mat over wet rocks near a stream. Shoots are irregular and packed densely with leaves. The leaves are lance and the midrib is lacking. No capsules present in this specimen.

Key used:
McKnight, K. B. (2013). Common Mosses of the Northeast and Appalachians (Princeton Field Guides). Princeton University Press.

Keying steps:

Introduction key....16-17
Pleurocarp and lance leaves with no midrib...pp.362-364
1b-Terrestrial plants....5
5a- Plants on wet rocks near stream....6
6b- leaf tips strait
7b- edges of leaves flat and branches strait.... Sematophyllum marylandicum (pg. 219)

Other Sources:
http://plants.usda.gov/core/profile?symbol=SEMA13




 

2 comments:

  1. It looks like there is a midrib present...do you still have some of this sample to verify?

    ReplyDelete
  2. Verified that the leaves do not have a midrib but could not get a better photo.

    ReplyDelete