familyPoaceae
subfamilyPoaceae subfam. Pooideae
tribePoaceae tribe Poeae
genusPoa
subgenusPoa subg. Poa
sectionPoa sect. Secundae
subsectionPoa subsect. Secundae
speciesPoa hartzii
subspeciesPoa hartzii subsp. alaskana
Poa hartzii subsp. alaskana
Treatment appears in FNA Volume 24. Treatment on page 591.
Plants loosely tufted. Culms 20-45 cm. Ligules 5-7 mm. Panicles 7-12 cm; branches smooth or sparsely to moderately scabrous. Spikelets 5-7 mm, not bulbiferous, lustrous; florets normal; rachilla internodes 1.5-2 mm. Upper glumes 5-6 mm; calluses usually with a crown of 1-2 mm hairs; lemmas 5.5-7 mm, sparsely hairy, hairs mostly longer than 0.5 mm, apices acute; anthers 2-2.8 mm. 2n = unknown.
Discussion
Poa hartzii subsp. alaskana grows on the North Slope of Alaska, mainly in sandy places. It generally resembles robust plants of P. hartzii subsp. hartzii, but has a looser habit, longer lemmas, and well-developed anthers.
Selected References
None.
Lower Taxa
None.
"thin" is not a number."decreasing" is not a number.No values specified."decumbent" is not a number.
... more about "Poa hartzii subsp. alaskana"
absent +
common +
absent +
bulliform +
absent +
5 cm50 mm <br />0.05 m <br /> (?) +
developed +
bronze-colored +
acute +
long-scarious +
absent +
absent +
straight +
arising +
single +
close +
free +
glabrous +
hard +
thick +
parallel +
persisting +
withering +
not evident +
scabrous +
firm +
sulcate +
straight +
erect;ascending +
scabrous +
developed +
annual +
stout +
climbing +
floating +
decumbent +
terete +
not woody +
reduced +
capillary +
adjacent +
sometimes longer +
distal +
bisexual +
compressed +
reduced +
normal +
1-3(5)-veined +
shorter +
shorter or longer +
subtending +
absent +
scabrous +
lustrous +
unequal +
scarious +
equal +
distributed +
scabrous +
uncinate +
punctate +
subbasal +
Present +
compound +
racemelike +
reduced +
5-7(11)-veined +
puberulent +
hollow +
absent +
indistinct +
scabrous +
obscure +
absent +
distichous +
5(7-11)-veined +
adjacent +
shorter +
longer +
exceeding +
hairy +
subequal +
membranous +
absent +
membranous +
veined +
truncate +
inconspicuous +
glabrous +
membranous +
3-veined +
length +
glabrous +
decurrent +
inrolled +
scarious +
simple +
exserted +
terete +
absent +
glabrous +
well-developed +
absent +
2/3 +
2-keeled +
subequal +
congested +
12 cm120 mm <br />0.12 m <br /> (?) +
contracted +
erect +
reduced +
absent +
separating +
thin +
bulbiferous +
not developed +
absent +
hispidulous +
prolonged +
evident +
open +
closed +
closed +
scabrous +
lustrous +
terete +
ebracteate +
not bulbiferous +
mixed +
attached +
lustrous +
viviparous +
parallel-sided +
Poa hartzii subsp. alaskana +
Poa hartzii +
subspecies +
hyaline +
membranous +
absent +
perennial +
not glaucous +
unisexual +