| Dyer's Hypericum |
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| File size | 568075 |
| Original date | 6/21/12 8:53 AM |
| Resolution | 2048 x 1536 |
| Flash | Flash did not fire, auto |
| Focal length | 6.6mm |
| Exposure time | 1/400s |
| Aperture | 3.0 |
| Focus Distance | |
| Metering Mode | Center weighted average |
| Camera make | Canon |
| Camera model | Canon PowerShot A495 |
| Sensor type | OneChipColorArea |
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Photo: |
Botanical name: Hypericum dyeri Family: Hypericaceae (Hypercum family)
Synonyms: Hypericum lysimachioides
Synonyms: Hypericum lysimachioides
Dyer's Hypericum is named for Robert Allen Dyer,
20th century South African botanist and taxonomist. It is a shrub
0.6-1.2 m tall, spreading. Stems are arching, branches 2-4-lined and
flattened at first, soon 2-lined to terete. Leaves are carried on 1-2
mm long stalks. They are 1-6 cm long, 0.5-3.5 cm broad, ovate to
lanceshaped or elliptic-lanceshaped, tip pointed or apiculate to
rounded, base wedge-shaped to to rounded, venation laxly or scarcely
reticulate. Flowers are borne in 1- to many-flowered flat-topped
clusters/ Flowers are 1.5-3.5 cm across, yellow. Sepals are 4-12 mm
long, linear to narrowly oblong-lanceolate, 1-1.8 cm long, 1.2 x longer
than the stamens. Stamens c. 20 in each fascicle. Ovary 3.5-5 mm long;
styles 1.5-2 x longer than the ovary, free, gradually divergent,
spreading at apex. Capsule 7-10 mm long, subglobose, without vittae or
vescicles. Seeds 0.9-1 mm long, apiculate, carinate; testa laxly
reticulate. Dyer's Hypericum is found in Bihar, Himachal Pradesh,
Jammu and Kashmir, Uttarakhand, Nepal and Pakistan, at altitudes of
1500-2400 m. Flowering: August-September.
Identification credit: Krishan Lal
| Photographed in Sirmaur Distt, Himachal Pradesh. |