Hilaria belangeri var. longifolia

(Vasey) Hitchc.
Treatment appears in FNA Volume 25. Treatment on page 278.

Plants not stoloniferous. Ligules 2.5-3 mm; blades 3-15 cm long, to 3.5 mm wide.

Discussion

Hilaria belangeri var. longifolia is more restricted than var. belangeri in its distribution, growing from Arizona to Texas, and south to northwestern Mexico.

Selected References

None.

Lower Taxa

None.

"decumbent" is not a number.

74 +, 72 +  and 36 +
0.3 cm3 mm <br />0.003 m <br /> (0.37 cm3.7 mm <br />0.0037 m <br />) +
Mary E. Barkworth +
(Vasey) Hitchc. +
1 (?) +  and 3 (?) +
attached +
exceeding the central spikelets +  and equaling +
keeled +  and rounded +
pseudopetiolate +  and branching +
straight +
not fused +
intravaginal +, extravaginal +, branching +  and basal +
swelling +
membranous +
not pseudopetiolate +
3 cm30 mm <br />0.03 m <br /> (15 cm150 mm <br />0.15 m <br />) +
pubescent +  and glabrous +
usually linear +  and lanceolate occasionally ovate +
0 cm0 mm <br />0 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
disarticulating +
spikelike +
reduced +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
triangular +  and dome--shaped +
sometimes longer +
membranous +
5 cm50 mm <br />0.05 m <br /> (35 cm350 mm <br />0.35 m <br />) +
not woody +
not waisted +
capillary +
pistillate +  and staminate +
sometimes longer +
1 +  and 2 +
round +  and compressed +
reduced +
pale +  and purplish +
shorter or longer +
subtending +
unequal +
thinner +  and thick +
papillose-based +
uncinate +
paniculate +  and racemose +
hollow +  and solid +
not absent +
5-veined +, 7-13-veined +  and 1-3-veined +
unawned +  and awned +
membranous +
sometimes longer +
lacerate +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
membranous +
inconspicuous +
pilose +  and glabrous +
concealed +  and prominent +
2 +  and 1 +
spikelike +
0.5 cm5 mm <br />0.005 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
dry +  and fleshy +
spikelike +
rhizomatous +  and stoloniferous +
compressed +
1 +  and 3 +
compound +  and simple +
2 (?) +  and 3 (?) +
Gramineae +
Hilaria belangeri var. longifolia +
Hilaria belangeri +
variety +
membranous +
7 (?) +  and 13 (?) +
aquatic +  and terrestrial +
dioecious +, monoecious +  and synoecious +