Anthoxanthum monticola subsp. monticola

Synonyms: Hierochloe orthantha Hierochloe alpina subsp. orthantha Anthoxanthum monticola subsp. orthanthum
Treatment appears in FNA Volume 24. Treatment on page 760.

Awns of upper staminate florets 4.5-7 mm, attached at or above midlength, straight or weakly geniculate, the lower portion not twisted or twisted with 1 (2) gyres. 2n = 56, 58, 63.

Discussion

Anthoxanthum monticola subsp. monticola grows from Greenland to the eastern side of Hudson Bay, through Labrador, and south to northern New England. It usually grows in similar, but wetter and more exposed, habitats than those occupied by subsp. alpinum.

Selected References

None.

Lower Taxa

None.

"decumbent" is not a number.

63 +, 58 +  and 56 +
membranous +  and scarious +
pilose +  and scabrous +
3 +  and 2 +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.27 cm2.7 mm <br />0.0027 m <br />) +
Kelly W. Allied +  and Mary E. Barkworth +
(Bigelow) Veldkamp +
1 (?) +  and 3 (?) +
straight +
basal +  and terminal +
keeled +  and rounded +
brown +  and deep purple +
pseudopetiolate +  and branching +
intravaginal +, extravaginal +, branching +  and basal +
swelling +
1 cm10 mm <br />0.01 m <br /> (12 cm120 mm <br />0.12 m <br />) +
not evident +
pilose +  and glabrous +
folded +  and flat +
1mm;3mm +
spikelike +
hairy +  and glabrous +
geniculate +
20 cm200 mm <br />0.2 m <br /> (55 cm550 mm <br />0.55 m <br />) +
not woody +
Maine +, N.H. +, Alta. +, B.C. +, Greenland +, Man. +, Nfld. and Labr. +, N.W.T. +, Nunavut +, Ont. +, Que. +, Yukon +, N.Y. +, Alaska +, Vt. +  and Mont. +
1/4 +  and 1/3 +
liquid +, soft +  and hard +
capillary +
sometimes longer +
sterile +  and bisexual +
compressed +
reduced +
4.5mm +  and 7mm +
shorter or longer +
pilose +  and glabrous +
keeled +, lanceolate +  and ovate +
subequal +
0.48 cm4.8 mm <br />0.0048 m <br /> (0.67 cm6.7 mm <br />0.0067 m <br />) +
uncinate +
0 cm0 mm <br />0 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
0 +  and 1/3 +
hairy +  and glabrous +
3-7-veined +  and 3-veined +
geniculate +
0.45 cm4.5 mm <br />0.0045 m <br /> (1.05 cm10.5 mm <br />0.0105 m <br />) +
pubescent +  and hairy +
compressed +
subequal +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.52 cm5.2 mm <br />0.0052 m <br />) +
0.02 cm0.2 mm <br />2.0e-4 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
membranous +
inconspicuous +
lanceolate +
twisted +  and not twisted +
concealed +  and prominent +
2 +  and 1 +
hairy +  and glabrous +
well-developed +
2-keeled +
1cm +  and 8.5cm +
spikelike +
1.2 cm12 mm <br />0.012 m <br /> (2 cm20 mm <br />0.02 m <br />) +
dry +  and fleshy +
not prolonged +
sessile +  and pedicellate +
10 +  and 20 +
compressed +
0.5 cm5 mm <br />0.005 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
1 (?) +  and 3 (?) +
simple +  and compound +
2 (?) +  and 3 (?) +
Hierochloe orthantha +, Hierochloe alpina subsp. orthantha +  and Anthoxanthum monticola subsp. orthanthum +
Anthoxanthum monticola subsp. monticola +
Anthoxanthum monticola +
subspecies +
membranous +
parallel +  and converging +
plant +  and cespitose +
aquatic +  and terrestrial +