Mosquito larvae

The most complete data on the external and internal structure of the larvae can be found in A. Monchadskogo (1951). We briefly highlight the most important details of their morphology, with taxonomic significance. Externally mosquito larvae pretty well distinguished from other aquatic organisms. Clearly delineated head, thorax and abdomen are elongated body. Of these, only the ventral part has clearly expressed segmentation, subdivided into nine separate segments. The breast consists of three segments fused together, the existence of which can be judged by the presence of three sets of Read more [...]
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Hieracium Karelian or mnogozhelezistaya

Large perennial 60-130 cm tall with a strong furrowed densely leafy stems, sparsely pubescent with simple and glandular hairs, reddish at the base. Basal and lower stem leaves by flowering absent; skripkovidnye middle cauline leaves lanceolate, tapering to the lower base expanded, upper - half, with simple hairs. Inflorescence paniculate-umbellate, with 5-60 (usually 20-40) baskets. Legs baskets with abundant glandular hairs. Wrapper leaves with heavy pieces of iron, without simple hairs and stellate hairs or with few hairs and scattered stellate fuzz. Seeds are pale brown, with a smooth surface. Read more [...]
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Melkolepestnik annual

Annual or biennial plant height 40-90 cm stem is erect, branching at the top, bottom long-haired scattered erect stiff simple hairs. Basal leaves elliptic or ovate, 6-17 cm long and 1.5-4 cm broad, coarsely toothed, long, usually at the time of flowering of dying, above the stem leaves similar, but with a shorter stem, covered with erect simple hairs, middle and upper stem leaves are alternate, smaller, oblong-lanceolate, acute, entire, sessile, well spaced densely pubescent with simple hairs. Baskets diameter up to 18 mm, are collected in a loose panicle. Marginal ligulate flowers light pink Read more [...]
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A series of leafy

Annual plant height 20-90 cm stems are erect. The leaves are opposite, trifoliate or pinnate, with petioles, leaf segments (at least the upper crust) with distinct petioles. Baskets erect. Lozhnoyazychkovye outer flowers, golden yellow, sterile, median - tubular, bisexual, bracts at the top quickly pointed. Fruits - flattened achene cuneate, densely studded beard-vochkami, pubescent over the entire surface with appressed hairs on the edges of the achene hairs directed upwards; achenes with two awns (sometimes 4.3 spine, but in such cases, two of them longer than the other). Flowers in July-September, Read more [...]
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Highlander vyunkovy

Annual plant with a curling, creeping, rarely erect stem length from 10 to 100 cm, pubescent with short hairs. Leaves petiolate, ovate-triangular, 2-6 cm long and 1-5 cm wide, long-pointed, heart-shaped or arrow-shaped base, hairy on the edges of the plate, the veins and petioles. Flowers 3-6 in the axils of the leaves at the top of rapprochement. Sepals green on the outside, white on the inside, with a small fin on the back. Pedicel shorter flower. Fruit - a triangular, dull, brown, longitudinally wrinkled nut. Blooms from June to August, fruiting in July-September. Widely distributed in Read more [...]
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Gerbil timyanolistnaya

Annual 5-25 cm tall, with slender roots and spreading-branched stems, pubescent with glandular hairs. The leaves are sessile, 4-7 mm long and 2-3 mm wide, ovate, pointed. Apical leaves and bracts pubescent simple or simple and glandular hairs. The flowers sit in a semi-umbels on long stalks 6-8 mm in length. Sepals 3-4.5 mm long and 1-1.5 mm wide, ovate-lanceolate, acute, with three clear veins, on the edges with a broad scarious margins. Shorter than calyx lobes, white. Fruit - capsule ovoid, slightly longer than the calyx. Blooms from May to August, fruiting in July-September. Mostly European Read more [...]
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Vorobeynik Field

Annual height of 10-45 cm, with a single strong stem, simple or branched, appressed-pubescent. The leaves are alternate, oblong, grayish from hairy-bristly hairs. Radical and lower cauline leaves narrowed into petiole, often spatulate, obtuse, the rest - sessile, 1.5-5 cm long and 3 mm wide, acute, flat or slightly revolute margins, top hairy-bristly, less hairy below. Individuals germinating in autumn, are rosette, germinating in the spring (vernal) sockets did not. The flowers are small, with very short stalks, with long bracts exceeding pedicels, clustered in few-flowered sparse curls, located Read more [...]
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Skerda roof

Annual or biennial plant height from 5 to 70 cm, with a vertical, highly branched root. Stems solitary, erect, thick or thin, hollow, ribbed-grooved or longitudinally striped, branched, sometimes at the bottom purple. Leaves lanceolate, glabrous or pubescent below at midrib soft matted hairs, stem leaves with curled edges, with arrow-shaped base. Baskets are small, many-flowered, clustered in general corymbose or paniculate-corymbose inflorescence, with thin stalks, which under baskets slightly thickened. Wrap uzkokolokolchataya, 7-10 mm long and 3-6 mm wide, pale-green or green, the leaves Read more [...]
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Hieracium prevysokaya

A perennial herb with a short rhizome, without flagella. The stem is 50-70 cm tall, green at the base, with 1-3 leaves, with simple hairs, above, isolated glandular; stellate pubescence practically absent. Leaves lanceolate or linear-lanceolate, hairy bristles and bottom vein - rare stellate hairs, basal-including 3-10, stem-no more than 2-3. Inflorescence paniculate with 10-30 baskets. Bracts 5-6 (7) mm in length, with an expanded base, covered with scattered stellate hairs, blackish simple hairs (from scattered to moderate) and single glands, centered at the top. Stigmas yellow. Blooms Read more [...]
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Pikulnik beautiful or Zyabrev

Annual plant with stems 20-100 cm tall, enhanced by nodes and is densely covered with coarse bristles, interstitials also erect bristly hairs. The leaves are ovate-lanceolate, sometimes diamond-shaped, pointed at tip, on the edge of tangy with 5-17 teeth on each side, with a dense or scattered hairs on both sides, with petioles up to 1.5 cm, sometimes winged flattened at the top leaves. Flowers in rather dense whorls on the tips of the stems. Calyx length 13-17 (20) mm, tubular-campanulate, pubescent, with linear-lanceolate with pointed teeth, almost as long as its tube, glandular hairs on the Read more [...]
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Galinzoga ciliated

Annual plant height 10-75 cm, pubescent with white spreading hairs, especially long and thick at the top of the stem. The stem is branched, pubescent like leaves, erect simple and small scattered glandular hairs. The leaves are opposite, ovate, at the base shortly cuneate or somewhat emarginate, entire, short (less plates) petiole, margin serrate-toothed. Baskets are small, hemispherical, 4-5 mm wide, with thin spreading hairy not equal length stalks, gathered in common loose umbellate inflorescences. Bracts entire, broadly, hairy. Rim lozhnoyazychkovyh flowers in each basket 4-6, they are Read more [...]
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Teresken ordinary

Shrub or small shrub up to 100 cm with simple stems, densely covered, as well as leaves, stellate hairs. Leaves are ovate-lantsetnyhdo linear-lanceolate, short, narrow at the base, entire, margin slightly zavorochennye, with one central vein. Unisexual flowers clustered at the ends of branches in a short spike dense inflorescence, bearing pistillate flowers at the bottom and at the top - staminate. Male flowers with four-membered perianth divided by the rounded-ovate share, pubescent with stellate hairs, and four stamens. Female flowers without perianth, enclosed in fused bracteoles, upstairs Read more [...]
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Hieracium krupnostolonnaya or ponikloobraznaya

Low-growing perennials creeping long shoot apart and baskets sitting in the axils of stem leaves (where they are laid, but not always develop!). Stems ascending, 10-35 cm tall, 1.5-2 mm thick, from abundant to scarce with simple dark hairs 4-5 mm long, graying of stellate gun with moderate or poor upper glands. Basal leaves in which 7 (2-14), lanceolate, obtuse, up to 11 mm in length, top with single setae 3-5 mm long, the edges sparsely scattered bottom with simple hairs 1.5-2 mm long, stellate hairs available only from the bottom of the plates, stem leaves may be absent or 1-2. The inflorescence Read more [...]
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Myosotis melkotsvetkovaya

Annual densely pubescent hairs plant height of 5-20 cm, branched from the base of the stem, causing it seems mnogostebelnym. Lower leaves are lance-spatulate, 1-4 cm long, the upper - oblong or lanceolate, much smaller. The flowers are very small, clustered in terminal curls. Fertile wrist straight, with a thick shaft and very short spreading bushy stalk, sticking up, the lower stem are located in the axils of upper leaves, inflorescence why it seems like foliage. Calyx narrow, up to 2/3 cut into lanceolate-linear, pointed teeth, elongating in fruit and converging at the top, densely pubescent Read more [...]
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Galinzoga melkotsvetkovaya

Annual plant height of 10-50 cm, slightly pubescent with short hairs (although the upper part of the stem are more densely pubescent). Stems branched from the base, at the top, without glandular hairs or with a few glandular hairs. The leaves are opposite, ovate, toothed or wavy edges, with petioles. Baskets are small, hemispherical, with a diameter of 5 mm, on long stalks, gathered in common loose umbellate inflorescences. Bracts entire, membranous at margins. Marginal flowers in each basket 4-5, they lozhnoyazychkovye, white, wide tongue, wraps a little longer; median tubular flowers are Read more [...]
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Zopnik tuber

Perennial herb 60-120 cm tall with long roots, which are expressed tuberous thickening, which is popularly called "peanuts." Stems are erect, usually painted in purple. The leaves are dark green, glabrous or with scattered hairs, beneath lighter from bare to abundantly pubescent (sometimes only the veins). Lower leaves triangular-cordate, krupnogorodchatye at the edges, with long petioles, medium --ovate cordate, with the city-Chato-serrate edges, the upper - lanceolate, sharply serrated on the edges, sessile. The flowers are large, clustered at the tips of stems in dense whorls, Read more [...]
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Pikulnik ladannikovy

Annual height 8-40 cm stem highly branched, sometimes reddish, fluffy from adjacent hairs, often mixed with glandular hairs. The leaves are ovate-lanceolate, long 1-4 (7) cm and a width of 3-20 mm, serrated at the edges (on each side of 3.7 teeth), slightly pubescent on both sides, with short petioles. Flowers are placed on 6-10 in whorls. Calyx tubular-campanulate, densely myagkoopushennaya, sometimes glandular, with few veins and five unequal shipovidno-sharp teeth. Corolla 15-20 mm long, purple, outside prizhatovolosisty, with a tube longer than the calyx, the upper lip is slightly elongated Read more [...]
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Minuartsiya sticky

Annual plant height from 5 to 15 cm at the top of pubescent with glandular hairs, with straight branching stems, with obliquely upward directed branches. Leaves 4-9 mm long and 0.5 mm wide, linear-subulate, acute, the base expanded, with three veins, oblique off-axis. Tsvetnozhki filiform, 4-10 mm long, oblique-axis from the inflorescence glandular hairs. Sepals 2.5-3 mm long, narrow, lanceolate, acute, with three parallel veins, the edges with a narrow membranous border, on the back with glandular hairs. Calyx lobes shorter or slightly longer than it white. Stamens ten. Three columns. The Read more [...]
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Hieracium shoot down

Low-growing perennial herb with erect or ascending stems up to 40 cm, and creeping stems up to 10 cm with spatulate leaves. Glaucous leaves, radical - including 3-10, oblong-lanceolate, up to 12 cm and 1.5 cm wide, blunt, top and bottom, with scattered simple hairs 3-6 mm long, from the top without stellate hairs, hairy bottom abundantly , stem leaves 1-2 in number, usually located at the outlet. Inflorescence highly forked-paniculate, with 3-5 (6) baskets; peduncles sparsely pubescent with simple hairs, moderately glandular, tomentose. Involucre 9-11 mm long, ovate-hemispherical, their dark Read more [...]
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Cleavers

Annual plant with shoots in length from 30 to 100 cm stem is weak, square in the nodes thickened, stiff, tenacious through the ribs lined spines facing down. Leaves linear-lanceolate, up from 15 to 50 mm and 25 mm wide, apex abruptly acuminate, narrowed to the base, the edges and bottom with spines, glabrous or with scattered hairs, sit at 6-8 in a whorl. Flowers in axillary 2-3 (rarely 5)-flowered semiumbels. Corolla white, with oblong lobes, anthers yellow. Fruits with hooked hairs sitting on tubercles. It flowers from May to September, the fruit ripens from June. Range of the species has Read more [...]
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