Class: | angiosperms |
Order: | Ericales |
Family: | Balsaminaceae |
Genus: | Impatiens |
Scientific name: | Impatiens noli-tangere L. |
Name acc. to: | Gubanov 1996 |
Herbar: | list records |
Description: | Stem many branched. Leaves alternate, glabrous, margin crenate; leaf blade green, ovate or ovate-elliptic, 3-8 x 1.5-4 cm; uppermost leaves smaller than lower leaves. Inflorescences 2-4-flowered; peduncles pendant. Flowers yellow, large 20-35 mm long including spur; lower sepal sparsely orange spotted, narrowed into an incurved spur 1-1.5 cm. Capsule linear-cylindric, 1.5-2.5 cm. |
Comments: | No Mongolian material seen. |
Link to Flora of China: | http://www.efloras.org/browse.aspx?flora_id=2&name_str=Impatiens+noli-tangere |
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Habitat: | Larch forests, river banks and shady places (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 family Balsaminaceae: herb
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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 250 mm to 600 mm
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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 Balsaminaceae: no parasite/saprophyte
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Water or terrestrial plant: (i)Where do the plants grow? | terrestrial (i)Plant grows on dry land example: Orostachys spinosa inherited by family Balsaminaceae: terrestrial
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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 Balsaminaceae: with green leaves
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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 family Balsaminaceae: alternate
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Shape of blade: (i)Easy for simple leaves. In compound leaves use the general shape of leaflet. Always check the ground for largest leaves of a plant. To be worked out: how to handle pinnate leaves? | elliptic (including ovate and obovate) (i)Elliptic: broadest at the middle and narrower at the two equal ends; ovate: egg-shaped, attached at the broad end; obovate: attached at the narrower end example: Limosella aquatica
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Length of leaves: (i)How long is the leaf, be carefull in compound leaves, measure the complete leaf. | from 21 mm to 50 mm more than 50 mm
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Width of leaves: (i)How broad is the leaf, be carefull in compound leaves, measure the complete leaf. | 1-3 cm > 3 cm (i)6 arten prüfen
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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?
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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)
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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). | broad (i)Angle 30° - 90° example: Cotoneaster cuneate (i)Tapering gradually, angle > 90° - 120° example: Thalictrum, Betula fruticosa
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Petiole: (i)Leaf divided into stalk (petiole) and blade. | with (i)Leaves with petiole (stalk) inherited by family Balsaminaceae: with shorter than blade (i)Petiol shorter than leaf blade
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Stipule: (i)Leaflets at the base of the petiole, these are smaller and of different shape. | none (i)Without stipules example: Euphorbia, Ericaceae s.l. inherited by family Balsaminaceae: none
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Leaf colour upper side: (i)Shades of green on the leaf, upper side. | green (i)Clear green example: Tribulus terrestris
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Leaf colour lower side: (i)Shades of green on the leaf, lower side. | green (i)Clear green, in most species example: Angelica decurrens
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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 family Balsaminaceae: pinnate
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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 Balsaminaceae: attractive, animal-pollinated
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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. | yellow to orange (i)Pale to golden yellow example: Ranunculus, Crepis
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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 family Balsaminaceae: double, different
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Diameter of flower: (i)Diameter of flower or flower head. | from 10 mm to 20 mm (i) example: Potentilla from 20 mm to 40 mm (i) example: Aquilegia
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Flower symmetry: (i)Symmetry of the perianth leaves. Attention: to assess this character, look on sepals, petals and stamens, but neglect carpels and ovary. | zygomorphic (i)One axis of symmetry, monosymmetrical flowers example: Pedicularis, Nepeta, Viola inherited by family Balsaminaceae: zygomorphic
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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. | 3 (i) example: Baldellia, Alisma inherited by family Balsaminaceae: 3
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Sepal fusion: (i)To which degree are the sepal leaves connected? 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! | free (i)All leaves separate from each other example: Geranium inherited by family Balsaminaceae: free
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Petal / Tepal number: (i)Number of petal leaves (inner perianth leaves, usually coloured). | 5 (i) example: Potentilla inherited by family Balsaminaceae: 5
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Petal / Tepal fusion: (i)To which degree are the petal leaves connected? Petals sympetalous. | fused (i)petal leaves united, only tips are free (gamopetalous, sympetalous) example: Linnaea, Adenophora, Stellera inherited by family Balsaminaceae: fused
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Spur: (i)A hollow, slender, sac-like appendage of the perianth leaves, storing nectar. | one (i)One leaf with a spur example: Linaria, Delphinium inherited by family Balsaminaceae: one
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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). | 5 (i) example: Peucedanum inherited by family Balsaminaceae: 5
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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 Balsaminaceae: free
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Pistil number: (i)Number of pistils (female floral organs: style, if developed; stigma and carpels/ovary together build the pistil). | 1 (i)One carpel, but clearly one stigma example: Pyrola, Primula, Alyssum inherited by family Balsaminaceae: 1
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Carpel number: (i)Number of carpels (carpel: forming a simple pistil or part of a compound pistil, modified leaf). | 5 inherited by family Balsaminaceae: 5
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Carpel fusion: (i)To which degree are the carpels (modified leaf forming simple pistil or part of a compound pistil) fused. | fused (i)Carpels united into an ovary, only styles are free example: Malus, Berberis inherited by family Balsaminaceae: fused
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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 inherited by family Balsaminaceae: superior (hypogynous)
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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 family Balsaminaceae: bisexual, hermaphrodite
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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 family Balsaminaceae: Flowers in inflorescence
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Appearance: (i)Outer look of the inflorescence. | axillary (i)Usually several inflorescences in axillary shoots or single flowers in leaf axils, main shoot remains mostly leafy example: Tragopogon, Aconogonon inherited by family Balsaminaceae: axillary
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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 family Balsaminaceae: dry
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Type of fruit: (i)Common fruit types (including pseudocarp). | Solitary fruits (i) inherited by family Balsaminaceae: Solitary fruits capsule (i)Dry dehiscent fruit, releasing seeds by slits or holes. example: Poppy, most Caryophyllaceae, Cerastium, a lot of Scrophulariaceae, Iris (oppened capsule looks like Delphinium), Zygophyllum - it is a very common fruit type inherited by family Balsaminaceae: capsule Dehiscent fruits (i)Fruits open along a longitudinale line (except silicula) inherited by family Balsaminaceae: Dehiscent fruits
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Opening of fruit: (i)Mode of dehiscence at maturity to release seeds. | opening along dehiscent line (i)Opening along a preformed line example: Vicia, Lathyrus: pods inherited by family Balsaminaceae: opening along dehiscent line opening with valves (i)Capsules, siliqua, pods or follicles; opening with two or more dehiscent lines and split off outer parts as valves example: Alyssum, Arabis: siliqua, Epilobium: four-valved capsule, Arenaria: capsule with three valves. inherited by family Balsaminaceae: opening with valves opening / dehiscent (i)Dry? Fruits opening with different types inherited by family Balsaminaceae: opening / dehiscent
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Size of fruit: (i)Size of the fruit including appendage. | more than 10 mm (i) example: Malus: wild apple inherited by family Balsaminaceae:
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Dispersal: (i)Appearance of fruit or seed (if single) and adaptations to dispersal. | Otherwise (i)All parts dry, no conspicuous adaptations inherited by family Balsaminaceae: Otherwise
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Hairs | |
Has hairs?: | no hairs, glabrous
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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 Ericales: allorhizous
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Distribution (i)region where the plant is likely to be found | |
Distribution (Veg. Zones): (i)acc. to Grubov 1952 | 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' Great Khingan (i)In distribution data often named as '5' East Mongolia (i)In distribution data often named as '9' acc. to: Gubanov 1996 |
Distribution Khangay: (i)acc. Flora Khangaya 1989 | I IV
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