Comments
(
anglais
)
fourni par eFloras
The fruit of Circaea repens often shows a trace of a second locule in cross-section, but bears only a single seed. In many ways this species is intermediate between species with one and two locules.
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Description
(
anglais
)
fourni par eFloras
Herbs, 1.5-10 dm tall, simple or rarely branched below the inflorescence. Forming subterranean rhizomes terminated by tubers. Plants pubescent, the stem with short recurved hairs, the inflorescence axis and pedicels with spreading gland-tipped. hairs. Leaves narrowly to broadly ovate, rarely sub-orbicular, acute to short acuminate at the apex, broadly cuneate to cordate but most commonly rounded at the base, minutely to prominently denticulate, pubescent. Largest leaf blades 1.8-9 x 1.5 -5.5 cm. Petioles 1.5-5.5 cm, pubescent. Pedicels 2.3-5 mm, pubescent, perpendicular to the axis of the raceme at anthesis. Unilocular ovary with soft uncinate hairs. Floral tube 0.4-0.8 mm long. Sepals 2, 1.8-2.5 x 1.1-1.5 mm, pubescent abaxially, rarely glabrous, white, green or reddish tinged, spreading or reflexed in flower. Petals 2, 1.4-2.3 x 1.3-2.9 mm, white or pink, broadly to narrowly obtriangular in outline, V-shaped, the apical notch commonly ¾ or more the length of the petal. Stamens 2, spreading to ascending at anthesis, subequal to or shorter than the style. Style erect, 2.6-4.2 mm. Mature fruit 3.5-4.2 x 0.9-1.6 mm, unilocular, 1-seeded, narrowly to broadly clavate, tapering smoothly to the pedicel, densely covered with stiff uncinate hairs. Fruiting pedicels spreading to reflexed. n = 11.
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Description
(
anglais
)
fourni par eFloras
Plants 15-100 cm tall, pubescent with falcate hairs, inflorescence with capitate and clavately tipped glandular hairs. Rhizomes with tuberous thickening at apex. Leaves narrowly to broadly ovate, rarely nearly orbicular, 1.8-9 × 1.5-5 cm, base rounded, broadly cuneate, or cordate, margin denticulate, apex acute to shortly acuminate. Inflorescence simple or branched, sometimes also with terminal racemes on upper axillary branches. Flowering pedicels perpendicular to axis of raceme or slightly ascending, with stipitate glandular hairs, with or without a minute bracteole at base. Buds sparsely pubescent, rarely glabrous; floral tube 0.4-0.8 mm. Sepals spreading to reflexed, white, green or reddish tinged, oblong to ovate, 1.8-2.5 × 1.1-1.5 mm, apex gradually rounded to obtuse or acute. Petals white or pink, broadly to narrowly obtriangular in outline, V-shaped, 1.4-2.3 × 1.3-2(-2.9) mm, apical notch 3/4 length of petal. Stamens ca. equal to or shorter than style; nectary inconspicuous, within floral tube. Fruiting pedicel and mature fruit 7.5-15 mm. Fruit narrowly to broadly clavate, 3.5-4.2 × 0.9-1.6 mm, tapering smoothly to pedicel, without prominent ribs and deep sulci, but with a shallow groove representing an extension of pedicel; locule 1, but with trace of a second locule in cross-section. Seed 1. Fl. Jul-Oct, fr. Jul-Nov. 2n = 22.
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Distribution
(
anglais
)
fourni par eFloras
Himalaya (Kumaun to NEFA), Burma, W. China.
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Distribution
(
anglais
)
fourni par eFloras
W Hubei, Sichuan, Xizang, Yunnan [Bhutan, N India, Myanmar (one gathering), Nepal, Pakistan (one gathering)].
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Distribution
(
anglais
)
fourni par eFloras
Distribution: Pakistan (one collection); northwest India through the Himalayas to south central China.
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Elevation Range
(
anglais
)
fourni par eFloras
2000-2800 m
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Habitat
(
anglais
)
fourni par eFloras
In shade of moist to wet forests, bushy thickets and moist open places, 1500-3300 m. elev. Circaea repens is transitional between unilocular and bilocular species in that it bears a trace of a second locule. Fl. Per. early Jul.-Oct. Fr. Per. late Jul.-Nov.
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Habitat
(
anglais
)
fourni par eFloras
Moist to wet forests, thickets, and open places; 1500-3300 m.
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Synonym
(
anglais
)
fourni par eFloras
Circaea alpina Linnaeus var. himalaica C. B. Clarke.
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Synonym
(
anglais
)
fourni par eFloras
Circaea repens Wall., Numer. list, no. 6341. nom. nud. ; Circaea lutetiana sensu C. B. Clarke in Hook. f., Fl. Brit. India 2: 589. 1879, non Linnaeus 1753; Circaea alpina L. var. himalaica C. B. Clarke in Hook. f., Fl. Brit. India 2: 589. 1879.
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Cyclicity
(
anglais
)
fourni par Plants of Tibet
Flowering from July to October; fruiting from July to November.
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Diagnostic Description
(
anglais
)
fourni par Plants of Tibet
Circaea repens is close relative of Circaea alpina, but differs from the latter in its petals notched to more than 1/2 their length (vs. to 1/2 or less their length), V-shaped (vs. obovate to obtriangular), pedicels glandular pubescent (vs. glabrous), leaves with 9-15 (vs. 4-10) secondary veins, combined length of mature fruit and pedicel 7.5-15 mm (vs. 3.5-7.8 mm).
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Distribution
(
anglais
)
fourni par Plants of Tibet
Circaea repens is W Hubei, Sichuan, Xizang, Yunnan of China, Bhutan, N India, Myanmar, Nepal, Pakistan.
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Evolution
(
anglais
)
fourni par Plants of Tibet
Circaea (Onagraceae), a genus of seven species from the northern hemisphere, forms a monophylctic group defined by the following synapomorphies: two stamens (opposite the sepals), fruits indehiscent capsules, hooked hairs on the fruits, and perianth parts reduced to two. A cladistic analysis of the genus was performed using characters from morphology, anatomy and palynology. Results of the cladistic analysis support Circaea repens and all six subspecies of C. alpina (single-seeded fruits, stolons terminated by tubers, and viscin threads reduced or absent) form a monophyletic clade (Boufford et al., 1990).
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General Description
(
anglais
)
fourni par Plants of Tibet
Plants 15-100 cm tall, pubescent with falcate hairs, inflorescence with capitate and clavately tipped glandular hairs. Rhizomes with tuberous thickening at apex. Leaves narrowly to broadly ovate, rarely nearly orbicular, 1.8-9 cm long, 1.5-5 cm wide, base rounded, broadly cuneate, or cordate, margin denticulate, apex acute to shortly acuminate. Inflorescence simple or branched, sometimes also with terminal racemes on upper axillary branches. Flowering pedicels perpendicular to axis of raceme or slightly ascending, with stipitate glandular hairs, with or without a minute bracteole at base. Buds sparsely pubescent, rarely glabrous; floral tube 0.4-0.8 mm. Sepals spreading to reflexed, white, green or reddish tinged, oblong to ovate, 1.8-2.5 mm long, 1.1-1.5 mm broad, apex gradually rounded to obtuse or acute. Petals white or pink, broadly to narrowly obtriangular in outline, V-shaped, 1.4-2.3 mm long, 1.3-2 mm broad, apical notch 3/4 length of petal. Stamens ca. equal to or shorter than style; nectary inconspicuous, within floral tube. Fruiting pedicel and mature fruit 7.5-15 mm. Fruit narrowly to broadly clavate, 3.5-4.2 mm long, 0.9-1.6 mm broad, tapering smoothly to pedicel, without prominent ribs and deep sulci, but with a shallow groove representing an extension of pedicel; locule 1, but with trace of a second locule in cross-section. Seed 1.
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Genetics
(
anglais
)
fourni par Plants of Tibet
The chromosomal number of Circaea repens 2n = 22 (Seavey and Boufford, 1983).
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Habitat
(
anglais
)
fourni par Plants of Tibet
Growing in moist to wet forests, thickets, and open places; 1500-3300 m.
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- Wen, Jun
Morphology
(
anglais
)
fourni par Plants of Tibet
The fruit of Circaea repens often shows a trace of a second locule in cross-section, but bears only a single seed. In many ways this species is intermediate between species with one and two locules.
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- cc-by-nc
- droit d’auteur
- Wen, Jun
Circaea repens
(
anglais
)
fourni par wikipedia EN
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- Wikipedia authors and editors
Circaea repens: Brief Summary
(
anglais
)
fourni par wikipedia EN
Circaea repens is a species of flowering plant in the evening primrose family Onagraceae.
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Circaea repens
(
vietnamien
)
fourni par wikipedia VI
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Circaea repens: Brief Summary
(
vietnamien
)
fourni par wikipedia VI
Circaea repens là một loài thực vật có hoa trong họ Anh thảo chiều. Loài này được Wall. ex Asch. & Magnus mô tả khoa học đầu tiên năm 1870.
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匍匐露珠草
(
chinois
)
fourni par wikipedia 中文维基百科
二名法 Circaea repensWall. ex Asch. & Magnus 匍匐露珠草(学名:Circaea repens)为柳叶菜科露珠草属下的一个种。
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匍匐露珠草: Brief Summary
(
chinois
)
fourni par wikipedia 中文维基百科
匍匐露珠草(学名:Circaea repens)为柳叶菜科露珠草属下的一个种。