Torreyochloa erecta

(Hitchc.) G.L. Church
Common names: Spiked false mannagrass
Endemic
Synonyms: Puccinellia erecta Glyceria erecta
Treatment appears in FNA Volume 24. Treatment on page 608.

Culms 20-62 cm tall, 1-1.4 mm thick, usually erect. Ligules of larger cauline leaves 2.6-6.5 mm, truncate or rounded to acute; widest cauline blades 3.4-6 (7.2) mm wide. Panicles 5.5-11 cm long, 0.3-1 cm wide, (5.5) 6-19 times as long as wide, linear to narrowly elliptic at maturity; lowermost branches stiff to flexuous, reflexed to erect at maturity. Spikelets 4.2-6.4 mm, with 4-7 florets. Lower glumes 0.8-1.6 mm; upper glumes 1-2.1 mm; lemmas 2.3-3.1 mm, obtuse to acute; anthers 0.6-0.8 mm. 2n = 14.

Discussion

Torreyochloa erecta grows at elevations above 2000 m, in the margins of subalpine and alpine lakes and streams of the Sierra Nevada and Cascade ranges.

Selected References

None.

Lower Taxa

None.

"decumbent" is not a number.

... more about "Torreyochloa erecta"
membranous +  and scarious +
0.06 cm0.6 mm <br />6.0e-4 m <br /> (0.08 cm0.8 mm <br />8.0e-4 m <br />) +
entire +  and serrate-erose +
scabridulous +
Jerrold I. Davis +
(Hitchc.) G.L. Church +
1 (?) +  and 3 (?) +
straight +
basal +  and terminal +
keeled +  and rounded +
pseudopetiolate +  and branching +
intravaginal +, extravaginal +, branching +  and basal +
swelling +
not evident +
cross +, linear +  and narrowly lanceolate +
scabrid +  and scabrous +
spikelike +
Spiked false mannagrass +
20 cm200 mm <br />0.2 m <br /> (62 cm620 mm <br />0.62 m <br />) +
18 cm180 mm <br />0.18 m <br /> (145 cm1,450 mm <br />1.45 m <br />) +
not woody +
0.1 cm1 mm <br />0.001 m <br /> (0.14 cm1.4 mm <br />0.0014 m <br />) +
Calif. +, Oreg. +  and Nev. +
1/4 +  and 1/3 +
liquid +, soft +  and hard +
capillary +
pistillate +  and staminate +
sometimes longer +
4 +  and 7 +
sterile +  and bisexual +
compressed +
reduced +
shorter or longer +
subtending +
rounded +  and weakly keeled +
unequal +
membranous +
uncinate +
(5)7-9-veined +
obtuse +  and acute +
0.23 cm2.3 mm <br />0.0023 m <br /> (0.31 cm3.1 mm <br />0.0031 m <br />) +
membranous +
rounded +  and acute +
0.26 cm2.6 mm <br />0.0026 m <br /> (0.65 cm6.5 mm <br />0.0065 m <br />) +
membranous +
inconspicuous +
toothed +  and entire +
0.08 cm0.8 mm <br />8.0e-4 m <br /> (0.16 cm1.6 mm <br />0.0016 m <br />) +
reflexed +  and erect +
concealed +  and prominent +
2 +  and 1 +
glabrous +  and hairy +
well-developed +
2-keeled +
subequal +
linear +  and narrowly elliptic +
5.5cm +  and 11cm +
spikelike +
0.3 cm3 mm <br />0.003 m <br /> (1 cm10 mm <br />0.01 m <br />) +
0mm +  and 0.5mm +
dry +  and fleshy +
1 +  and 60 +
laterally compressed +  and terete +
0.42 cm4.2 mm <br />0.0042 m <br /> (0.64 cm6.4 mm <br />0.0064 m <br />) +
1 +  and 3 +
simple +  and compound +
2 (?) +  and 3 (?) +
Puccinellia erecta +  and Glyceria erecta +
Torreyochloa erecta +
Torreyochloa +
species +
membranous +
0.1 cm1 mm <br />0.001 m <br /> (0.21 cm2.1 mm <br />0.0021 m <br />) +
obscure +  and prominent +
scabridulous +
aquatic +  and terrestrial +