Juncus gerardii Loisel.

4t.h field expedition conducted to the U.S.S.R. under the USA/USSR
Cooperative Agreement in the Protection of the Environment, Project
VI.I - Protection of Native Species of Flora. Sponsored by the Cary
Arboretum of the New York Botanical Garden.
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t TQQD Central SIBERIA
UuulV (Regi°n of Novosibirsk)
Juncus gerardii Loisel.
Abundant at edge of water.
a)	Dense, old growth, mesic to moist Pinus
sylvatica —Betula pendula forest; with
Adenophora liliifolia, Scrophularia nodosa,
Dactylis glomerata, Aconitum volubile,
Delphinium elatum.
b)	Swampy woods with pools of water, with
Poa remota, Solanum persicum. Carex gracilis,
vesicaria, Thelypteris palustris,
Peticedanum palustre.
c)	Edge of Carex marsh and in shallow standing
water; with Epilobium, Carex propinquata, IL
pseudocyperus, Lysimachia vulgaris, 1^.
thyrsiflora. Scutellaria galericulata,
Sparganium.
(d)i Mud flats and sandbars of Ob' River, with
Sium latifolium, Inula brittanica, AljLsma
plantago-aquatica.
Near railway station "Seyatel.fca. 3 km
NW of Akademgorodok near river Ob', 2-3 km
below hydroelectric dam, ca. 20 km SSE of
Novosibirsk.
54°53'N, 83°02'E	Alt. 140 m
H.	H. lit is
J. C. Coffey
M. F. Denton
I.	Krasnoborov
24 July 1979
No. 112^
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