Rhododendron chrysanthum Pall.

pendula-platyphylla, with Rhododendron
chrysanthum, Vaccinium myrtillus, Alnus
fruticosa, Salix krilovil, Lycopodium
alpinum, Nardus stricta, Carex in under-
story. Alt, 1500-1700m
Alpine shrub community of Rhododendron
rysanthum, Phyllodoce coerulea, Pinus
pumila, Salix krilovii, Gentiana algida,
Trollius cf. asiaticus. Alt. 1850m
H. H. Iltis	15 juiy 1979
J. C. Coffey	Q|
M. F. Denton	No. ihSX
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 the Cary
Arboretum of the New York Botanical Garden.
TTCCD South Central SIBERIA
I*/Region of LAKE BAIKAL)
Rhododendron chrysanthum Pallas
Fruiting; plants no more than 0.3m tai:
dominant plants on summit.
N-slope of KHAMAR-DABAN RANGE, at upper
reaches of Slyudyanka River valley, 10-14
km SSW of SLYUDYANKA (SW end of LAKE BAIKAL) .
51°33-35’N, 103°36-38’E
H. H. Iltis
J. C. Coffey
M. F. Denton
Alt. 900-1850m
(2970-6120')
IS July 1979
iieiu expedition conducted to the U.S.S.R. under the USA 'UC
Cooperative Agreement in the Protection of the Environment, Proie
IVI - Protection of Native Species of Flora. Sponsored bv the Can
Arboretum of the New York Botanical Garden
BOTANICAL,
oardeH
spp., £. perfusca, Crepis lyrata,
Calamagrostis purpurea. Alt. 13J0-1500m
f) Rocky dry open subalpine forest of
Pinus sibirica—Abies sibirica—Betula
b) Lush moist to wet herbaceous montane—
subalpine meadows and streamsides, with
Delphinium elatum, Aconitum septentrionale
(= excelsum), Salix krilovii, Epilobium
angustlfolium, Cirsium heterophyllum.
Alt. 1000-1330m
c) Exposed dry rocky slopes in valley with
Rhododendron chrysanthum, Vaccinium myrtillus,
Solidago dahurica (virga-aurea), Sibbaldia
procumbens, Dryopteris carthusiana, Carex
globularis. Alt. 1300m
d) Steep, wooded marble cliffs and slopes
ca. 150m above valley, with Salix vestita,
Hertensia sibirica, Aconitum sukaczevii
(topotype?), Asplenium viride, Woodsia.
(End of road near miners camp). Alt.1200 m
e) Mesic subalpine meadows with Aquilegia
glandulosa, Rhaponticum carthamoides,
Pedicularis incarnata, Carex mimula,
a) Rocky open Populus suaveolens—Abies
gibirica—Picea obovata—Pinus sylvestris
montane mixed forests along Slyudyanka R.,
with Aconitum cz ekanovskyi, Delphinium
elatum, etc. Alt. 1000-1400m
T IC QT} South Central SIBERIA
UÖOlX {Region of LAKE BAIKAL)
04369636