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Canadanthus modestus
(Lindl.) G.L. Nesom
Go To
Encyclopedia of Life
...
Family:
Asteraceae
Canada-Aster
[
Aster mutatus
,
more
Aster sayianus
Nutt.,
Aster unalaschensis var. major
Hook.
]
FNA
Web Links
Luc Brouillet in Flora of North America (vol. 20)
Plants
openly colonial; rhizomes 1-3+ from base of each stem, herbaceous, ± woody with age.
Stems
1, often glabrate proximally to ± villous, distally stipitate-glandular.
Leaves:
proximal scalelike, withering by flowering; blades (16-)50-130 × (4-)10-30(-40) mm, reduced distally, thin, bases auriculate-clasping, margins ± scabrous to (distal) stipitate-glandular.
Heads
(1-)2-40+.
Peduncles
sometimes villous, densely stipitate-glandular; bracts 1-2(-3), linear-lanceolate, stipitate-glandular.
Phyllaries
squarrose, innermost appressed, apices often ± purplish, acuminate.
Ray floret laminae
7-11(-15) × 0.8-1.2 mm.
Disc floret corollas
5-7 mm, glabrous, lobes 0.5-0.7 mm.
Cypselae
stramineous, stipitate;
pappi
surpassing or ± equaling disc corollas.
2
n
= 18. Flowering late summer-early fall. Cold, wet soils, often ± calcareous, moist woodlands, often along streams, lake shores, alder thickets, open fields, cedar swamps, in montane and boreal forests; 0-1300+ m; Alta., B.C., Man., N.B., Ont., Sask., Yukon, Que.; Alaska, Idaho, Mich., Minn., Mont., N.Dak., Oreg., Wash.
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Developments of SEINet,
Symbiota
, and associated specimen databases have been supported by National Science Foundation Grants (
DBI 9983132
,
BRC 0237418
,
DBI 0743827
,
DBI 0847966
)