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Class:angiosperms
Order:Rosales
Family:Rosaceae
Genus:Comarum
Scientific name: Comarum palustre L.
Name acc. to:Gubanov 1996
Herbar:list records    scans available    
Synonym: Potentilla palustris (L.)Scop. (acc. to Flora of Siberia, Vol. 8, 2004)
Description:Herbs perennial, 20–30 cm tall with long creeping rhizomes. Leaves with 2-3 pairs of dentate leaflets. Corolla shorter than calyx, dark purple, calyx double, with 10 sepals in 2 series. Inflorescence terminal or axillary, cymose, 1- to several flowered. Achenes numerous.
Confuse with:Potentilla salesoviana
Link to Flora of China:http://www.efloras.org/browse.aspx?flora_id=2&name_str=Comarum+palustre
open map in a new windowtaxon distribution for Comarum palustre acc. to Geobotanical Regions of Mongolia by Grubov (1955)
Habitat:Swampy meadows, river banks, waterside shrubberies (Grubov 2001).
Habit (i)general appearance of a plant
Growth form: (i)Herb, shrub, tree or climber.herb (i)Herbaceous, erect plant, up to 2m high, mostly with a leafy shoot; if perennial, shoots die to the ground each season, shoots are not woody
example: Artemisia pectinata
inherited by genus Comarum: herb
perennial (i)Living for several to many years, as opposed to annual and biennial inherited by genus Comarum: perennial
shrub, subshrub or semishrub (i)Shrub, multi-stemmed, mostly (0.2) 0.5 - 5 m high, shoots woody up to the tip
example: Caragana leucophloea
inherited by genus Comarum: shrub, subshrub or semishrub
Size of plant: (i)Attention: use flowering or fruiting specimens to assess plant height (many biennial plants possess only a basal rosette in the first year). from 100 mm to 250 mm inherited by genus Comarum:
from 250 mm to 600 mm inherited by genus Comarum:
from 600 mm to 1000 mm inherited by genus Comarum:
Parasite status: (i)Is the plant a half- or full parasite?no parasite/saprophyte (i)Plant fully autonomous, leaves with chlorophyll
example: Most plants, Ranunculus
inherited by family Rosaceae: no parasite/saprophyte
Water or terrestrial plant: (i)Where do the plants grow?terrestrial (i)Plant grows on dry land
example: Orostachys spinosa
inherited by genus Comarum: terrestrial
water or swamp plant inherited by genus Comarum: water or swamp plant
plants in swamps, marshes or bogs, leaves rising above water (i)Semiaquatic; plant terrestrial, but restricted to wet or moistured environments with ground water at or near the surface
example: Phragmites communis

Leaf (i)expanded, usually photosynthetic organ of a plant (including phylloclades)
Leaf development: (i)Structure and development of leaves.with green leaves (i)Plant with green leaves inherited by family Rosaceae: with green leaves
Leaf arrangement: (i)Arrangement of leaves at the stem.alternate (i)One leaf per node; distiche: arranged in two vertical rows, equitant
example: Phragmites
inherited by genus Comarum: alternate
Simple or divided leaves: (i)Are the leaves simple or completely divided in several parts? Blade of the leaf entire or (more or less) deeply dissected. Attention: There are various appearances of the leaf margin (from entire to toothed and lobed). Here, we ignore this and ask only for dissections that separate the leaf for more than one third of its length or width, whatever is smaller. Sometimes, it is difficult to tell apart compound leaves from a shoot system with simple leaves: look for stipulae and/or axillary buds at the ground of the leaves: if only some possess these structures, the others are most likely leaflets of a compound leaf.imparipinnate / ottpinnate (i)A pinnate leaf with an central unpaired terminal leaflet inherited by genus Comarum: imparipinnate / ottpinnate
compound (i)Composed of several similar parts inherited by genus Comarum: compound
pinnate (i)With leaflets on both sides of an axis, at least 2 pairs or more
example: Onobrychis
inherited by genus Comarum: pinnate
Length of leaves: (i)How long is the leaf, be carefull in compound leaves, measure the complete leaf. more than 50 mm inherited by genus Comarum:
Leaf apex: (i)Appearance of the tip of leaf resp. leaflets in compound leaves.acuminate (i)Gradually tapering to a (sharp) point
example: Populus laurifolia?

Leaf margin: (i)Structure of leaf margin (or that of a leaflet in case of compound leaves). Attention: Here we ask for the leaf margin, defined as all those dissections that separate the leaf for less than one third of its length or width, whatever is smaller. To be worked out: how to handle margin of pinnate leaves?serrate / dentate / crenulate (i)Margin saw-like or rounded teethed
example: Betula, Lophanthus (crenulate)
inherited by genus Comarum: serrate / dentate / crenulate
Leaf base: (i)The angle the leaf blade forms with a real or imaginary (sessile leaves) petiole. Attention: Here, we consider only the base of leaves or leaflets (in case of compound leaves).narrow (i)Angle < 30° inherited by genus Comarum: narrow
Petiole: (i)Leaf divided into stalk (petiole) and blade.with (i)Leaves with petiole (stalk) inherited by genus Comarum: with
Stipule: (i)Leaflets at the base of the petiole, these are smaller and of different shape.pair (i)A pair of free stipulae
example: Lathyrus, Trifolium
inherited by genus Comarum: pair
Leaf colour upper side: (i)Shades of green on the leaf, upper side.green (i)Clear green
example: Tribulus terrestris

Leaf colour lower side: (i)Shades of green on the leaf, lower side.green (i)Clear green, in most species
example: Angelica decurrens

Leaf veination: (i)Arrangement of the main veins of a leaf.pinnate (i)One main vein, several side veins, sometimes inconspicuous
example: Cicerbita
inherited by genus Comarum: pinnate
Flower (i)reproductive portion of the plant, consisting of sepals, petals, stamens, and pistils
Flower appearance and pollination: (i)General appearance of the flower.attractive, animal-pollinated (i)attractive and coloured flowers, mostly large, attracting surely animals
example: Trollius, Rosa, Chamaerhodos
inherited by family Rosaceae: attractive, animal-pollinated
Flower colour: (i)Attention: assess colour of the most colourful parts of the flower, but not of the stamens; be aware of single plants with a mutation (mostly white) on flower colour.white (i)Most plants of the population white
example: Pleurospermum, Maianthemum
inherited by genus Comarum: white
red (i)Reddish (also orange) to deep red
example: Lilium, Rhododendrum
inherited by genus Comarum: red
purple to violet (i)All colors between purple and violet, often changing with flower age
example: Pulmonaria
inherited by genus Comarum: purple to violet
Perianth arrangement: (i)Attention: in some plants, flowers may be dimorphic in different ways (dioecious or gynodioecious). If flowers vary, record the characters of the most showy flowers.double, different (i)Two types of perianth leaves, differently coloured (sepals: outer periant leaves, usually greenish, and petals: inner perianth leaves, usually coloured)
example: Parnassia
inherited by genus Comarum: double, different
Diameter of flower: (i)Diameter of flower or flower head. from 5 mm to 10 mm (i)
example: Stellaria

from 10 mm to 20 mm (i)
example: Potentilla
inherited by genus Comarum:
from 20 mm to 40 mm (i)
example: Aquilegia
inherited by genus Comarum:
Flower symmetry: (i)Symmetry of the perianth leaves. Attention: to assess this character, look on sepals, petals and stamens, but neglect carpels and ovary.radiary, regular (actinomorphic) (i)More than two axis of symmetry
example: Saxifraga: 5; Iris: 3
inherited by family Rosaceae: radiary, regular (actinomorphic)
Flower form: (i)common forms of flowers ? Veronicasimple (flat) - Do not confuse with inflorescences as in some Asteraceae (i)Petals spread out, flower appearing flat
example: Mollugo, Trientalis, Pulsatilla, Saxifraga
inherited by family Rosaceae: simple (flat) - Do not confuse with inflorescences as in some Asteraceae
Sepal number: (i)Number of sepal leaves (outer perianth leaves, calyx leaves, mostly greenish). Attention, this character applies only for flowers separated in sepals and petals, thus excluding most monocots. Be aware of the bracts (involucral leaves) of Asteraceae flowerheads, do not qualify these as sepals! Be also aware in Rosaceae is often an epicalyx developed, in this case count all parts.10 (i)Calyx and epicalyx inherited by genus Comarum: 10
Petal / Tepal number: (i)Number of petal leaves (inner perianth leaves, usually coloured).5 (i)
example: Potentilla
inherited by genus Comarum: 5
Petal / Tepal fusion: (i)To which degree are the petal leaves connected? Petals sympetalous.free (i)all petal leaves separate from each other
example: Anthriscus
inherited by family Rosaceae: free
Spur: (i)A hollow, slender, sac-like appendage of the perianth leaves, storing nectar.no spur (i)Flower without appendage
example: Peganum
inherited by family Rosaceae: no spur
Stamen number: (i)Attention: We ask for the reproductive organs of the flower dispersing pollen. Count only fully fertile stamens, not staminodia (e.g. Parnassia).> 10 (i)
example: Nymphaea, Callianthemum, Rosa
inherited by genus Comarum: > 10
Stamen fusion: (i)To which degree are the stamens fused? Attention: Whereas the pollen sacs itself are often free., their stalks (filaments) may be fused. Here, we count them as fused if they are together over at least one thirth of their length.free (i)Stamens with separate bases
example: Malus
inherited by family Rosaceae: free
Carpel number: (i)Number of carpels (carpel: forming a simple pistil or part of a compound pistil, modified leaf).> 5 inherited by genus Comarum: > 5
Carpel fusion: (i)To which degree are the carpels (modified leaf forming simple pistil or part of a compound pistil) fused.free (i)Carpels entirely free
example: Geum, Aconitum
inherited by genus Comarum: free
Ovary position: (i)For entirely or partly fused carpels, describe their position in relation to the insertion point of perianth leaves (best done by doing a longitudinal section of a flower).superior (hypogynous) (i)Base of carpels attached above insertion point of perianth leaves, carpels free or fused
example: Delphinium, Anemone

Sex: (i)Distribution of male and female organs among flowers, only most commonly cases.bisexual, hermaphrodite (i)All or nearly all flowers of a plant with male and female parts
example: Haplophyllum, Chenopodium
inherited by genus Comarum: bisexual, hermaphrodite
Inflorescence (i)flowering part of a plant, describes the arrangement of the flowers on the flowering axis
Inflorescence: (i)Structure of the inflorescence.Flowers in inflorescence (i)No solitary flowers inherited by genus Comarum: Flowers in inflorescence
Solitary flowers (i)Each flower grows on an own leafy stem there may be more than one, if the plant has many leafy shoots
example: Viola, Saxifraga hirculus, Rubus arcticus
inherited by genus Comarum: Solitary flowers
Simple inflorescences (i)Flowers sessile on a main shoot or on short to long not branched side shoots
example: Polygonum bistorta

Appearance: (i)Outer look of the inflorescence.terminal (i)Inflorescence is the highest point of the plant and may consist of a single flower only
example: Cypripedium, Rhaponticum, Ligularia sibirica, Echinops
inherited by genus Comarum: terminal
axillary (i)Usually several inflorescences in axillary shoots or single flowers in leaf axils, main shoot remains mostly leafy
example: Tragopogon, Aconogonon

Inflorescence type: (i)Types of inflorescence. Attention: We here ask for the botanical nomenclature of inflorescences, which is sufficiently complicated. Tick only, if you are certain, or tick all inflorescence types that appear similar of these of the plant in question.cyme (i)A branched inflorescence, where the main shoot soon ends in a flower, being overtopped by one ore more shoots; attention: the flowers are often very crowded and the type difficult to identify (Lamiaceae)
example: Lamiaceae, Caryophyllaceae, Mollugo cerviana, Panzerina
inherited by genus Comarum: cyme
others (in traits_comments nicht aufgeführt) (i)Not as above
example: Sparganium: globose capitate

Fruit (i)the seed bearing organ, with or without adnate parts; a ripened ovary and any other structures which are attached and ripen with it. Aggregate fruits are handled like simple fruits for determination.
Consistency: (i)Fleshy fruits or dry fruits, see dispersal adaptations for further classification.dry (i)With a dry outer shell, no fleshy parts, but seed (embryo) could be edible inherited by genus Comarum: dry
Type of fruit: (i)Common fruit types (including pseudocarp).Indehiscent fruits inherited by genus Comarum: Indehiscent fruits
achene (i)A small, dry, indehiscent fruit with a single seed
example: Asteraceae, Apiaceae (schizocarp), Dipsacaceae, Rosaceae, Ranunculaceae
inherited by genus Comarum: achene
nut or nutlet (i)Dry fruit with a single, hard stone inside (and usually a large often edible embryo) inherited by genus Comarum: nut or nutlet
Opening of fruit: (i)Mode of dehiscence at maturity to release seeds.not opening / indehiscent (i)Fruits remain closed at maturity and disperse with seeds inside
example: Corylus (nut), Vaccinium (berry)
inherited by genus Comarum: not opening / indehiscent
Size of fruit: (i)Size of the fruit including appendage. to 5 mm (i)
example: Halerpestes: many folicles forming dry nutlets

Dispersal: (i)Appearance of fruit or seed (if single) and adaptations to dispersal.Otherwise (i)All parts dry, no conspicuous adaptations inherited by genus Comarum: Otherwise
Shoot/Stem (i)a young stem or branch
Spines, thorns or prickles: (i)Shoot with conspicuous spines, thorns or prickles.absent (i)Stem glabrous or hairy, but never with spines, thornes or prickles
example: Gentiana barbata
inherited by genus Comarum: absent
Root / shoot below ground (i)plant part below ground (in most cases), including below ground shoots, without leaves
Root type: (i)Organisation of the roots.allorhizous (i)Plant with a conspicuous tap root, one larger tap root with side roots
example: Dicotyledonae
inherited by order Rosales: allorhizous
Runners: (i)Plant must be excavated; shoots, subterranean shoots connected by runners.none (i)No runners or stolos visible
example: Dactylorhiza
inherited by genus Comarum: none
long root suckers or rhizomes (i)Plants grow new shoots from roots or subterranean shoots, called rhizomes, these spacing stems apart
example: Hippophae, Artemisia sericea
inherited by genus Comarum: long root suckers or rhizomes
Distribution (i)region where the plant is likely to be found
Distribution (Veg. Zones): (i)acc. to Grubov 1952Khubsgul (i)In distribution data often named as '1'
Khentei (i)In distribution data often named as '2'
Khangai (i)In distribution data often named as '3'
Mongol-Daurian (i)In distribution data often named as '4'
Khobdo (i)In distribution data often named as '6'
acc. to: Gubanov 1996
Distribution Khangay: (i)acc. Flora Khangaya 1989III
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