Najas guadalupensis subsp. olivacea
Novon 6: 371. 1996.
Stems 15–40 cm × 1–2 mm. Leaves 0.9–1.8 cm; sheath 2.5–3.4 mm wide, apex rounded to truncate; blade 1.5–2 mm wide, teeth 20–40 per side, invisible to unaided eye, apex acute. Flowers 1 per axil. Staminate flowers 2.3–2.8 mm; anther 4-loculed. Pistillate flowers 2.7–3.1 mm. Seeds 2.3–2.5 × 0.6–0.8 mm; aeroleareoles of testa in 20–40 longitudinal rows. Chromosome number unknown not available.
Phenology: Flowering late summer.
Habitat: Lakes and rivers
Elevation: 0–100 m
Distribution
Man., Ont., Que., Ind., Iowa, Mass., Mass., Mich., Minn., N.Y., Wis.
Discussion
Selected References
None.
Lower Taxa
None.
"elongating" is not a number.
... more about "Najas guadalupensis subsp. olivacea"
4-loculed +
dehiscing +
asymmetric +
recurved +
involucral +
4-lobed +
arranged +
brittle +
outer +
pitted +
hard +
thick +
sharp-tipped +
decreasing +
straight +
not raised +
papillose +
absent +
absent +
unisexual +
achenelike +
dehiscing +
axillary +
absent +
membranous +
sessile +
submersed +
spreading +
serrulate +
toothed +
serrate to minutely +
1-loculed +
delicate +
anatropous +
basal +
absent +
not stipitate +
separate +
spheric +
Novon +
1996 +
basal +
longitudinal +
longer than broad +
ligulate +
yellowish white with purple tinge +
not recurved +
fusiform +
not persisting +
longer +
variously--shaped +
2.5mm;3.4mm +
branched +
1mm;2mm +
4-lobed +
2-4-branched +
terminal +
Najas guadalupensis subsp. olivacea +
Najas guadalupensis +
subspecies +
dull +
unicellular +
invisible +
absent +
submersed +
glabrous +