Allium altaicum Pall.

I Te cp South Central SIBERIA AJ4j
VJOOIV (Region of LAKE BAIKAL)
Allium altaicum Pallas
Along path up steep (600m high), forested
SE-facing escarpment of Primorskii Khrebet
(= Range) along Lake Baikal, ca. 1-3 km SSV
of BUKHTA (= Bay) PESCHANAYA (= Sandy Bay) ,
ca. 89 km NE of mouth of Angara River.
52°22’N, 105°50’E	Alt. ca. 480-970m
(1580-3-200')
H.	H. IItis	29 June 1979
J. C. Coffey
M. F. Denton	No-
I.	M. Krasnoborov
4th field expedition conducted to the U.S.S.R. under the USA. USSR
Cooperative Agreement in the Protection of the Environment. Project
IV.I - Protection of Native Species of Flora. Sponsored by thè Carv
Arboretum of the New York Botanical Garden.
T TCCD South Central SIBERIA
(Region of LAKE BAIKAL)
a) Dry, sunny, secondary Pinus sylvestris—
Larix sibirica forest (burned and cut ca.
50 years ago) with Cladonia spp. and open,
or with dense Rhododendron dahuricum shrub
layer, on gentle lower ‘slopes. Alt. ca.
480-730m (1580-2400’)
(b) Mesic secondary Pinus sylvestris—Larix
sibirica—Populus tremula forest succeeded
by young Pinus sibirica, Abies sibirica,
and Betula pendula, with Rhododendron
dahuricum—Alnus understory, on steep
midslopes. Alt. 670-880m (2200-2900’)
c)	Shaded Alnus—Populus streamsides with
Saxifraga punctata, Aconitum czekanovskyi,
Lonicera altaica, and ferns. Alt. ca.
760m (2500’)
d)	Pure stands of Populus tremula with
occasional giant Larix and Pinus sylvestris,
succession as in Mb)M with Aconitum
barbatum, A. septentrionale (= excelsum,
the two spp. introgressing?), Cimicifuga
foetida. Alt. 760-910m (2500-3000’)
e)	Moist-mesic forest of Abies sibirica—
Pinus sibirica—P_. sylvestris—Larix
sibirica—Populus tremula, on steepest
upper slopes, with lush herbaceous cover
of Lilium martagon, Aconitum (3 spp.),
Cimicifuga, Cacalia hastata. Alt. 880-910 m
f)	Forested Ledum palustre—Sphagnum bog
on flat top of escarpment in Abies—Pinus—
Larix—Populus forest, with Bergenia
crassifolia, Lycopodium annotinum, Mitella
nuda, Trollius asiaticus. Alt. 970 m (3200 ft.
H.	H.	Iltis	29 June 1979
J.	C.	Coffey
M.	F.	Denton	No. \\%
I.	M.	Krasnoborov
4th field expedition conducted to the U.S.S.R. under the USA/USSR
Cooperative Agreement in the Protection of the Environment, Project
IV.I - Protection of Native Species of Flora. Sponsored bv the Cary
Arboretum of the New York Botanical Garden.
04362528