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Rhinanthus minor ssp. groenlandicus (Chabert) Neuman

10 Photos.
A roadside plant of lower elevations known as the "Arctic rattlebox".   Rhinanthus minor
ssp. groenlandicus has been moved to the family Orobanchaceae according the
ITIS Standard Report for Taxonomic Serial No. 524617.








1.  Early July.  A group of plants in a ditch with
Gentianella propinqua.

2.  Early July.  Closer view of the upper stalk of
one of the plants in photo 1.  Lower blossoms
have turned red upon drying.

3.  Early July.  Close-up of the upper stalk in
photo 2.

4.  Mid-September.  Developing capsules sheathed
in the calyxes.  A few dried petals are still visible.

5.  Mid-September.  Dried stalk adjacent to stalk
in photo 4.  Capsule is visible within the calyx
of the lower blossom.

6.  Late September.  Upper stalk of a late bloomer.
Fall color appeared before the upper blossoms
could dry.

7.  Early October.  Upper stalk of a late blooming
plant which has survived until just before the
killing frost.

8.  Early October.  Capsules and seeds from the
plant in photo 8.  In 2006, many species attained
fall color as killing frost did not occur in some
areas until the temperature plunged on October 15th.

9.  October 2, 2010.  Mature seeds.


Rhinanthus minor
10.  September 3, 2015.  Upper stem
of a plant beyond the blooming stage.


Photos 1-3 taken at 133.3 mile Steese
65°  35.709' N,  144°  37.514' W
Elev. 1000 ft.

Photos 4-6 taken at Circle Hot
Springs Airfield.
65°  29.11' N,  144°  37.09' W
Elev. 850 ft.

Photos 7-9 taken near a pond at
1.7 mile Circle Hot Springs Road.
65°  33.03' N,  144°  47.16' W
Elev. 950 ft.

Photo 10 taken south of Central
65°  33.84' N,  144° 48.46' W
Elev. 950 ft.