Friday, July 31, 2015

Redflame (Hemigraphis reptans)

Introduced procumbent herb native to Melanesia of the eastern Pacific. It grows in moist soil in shade or partial sun. Cultivated in gardens and possibly also escaped and naturalized along roadside ditches. 

Thursday, July 30, 2015

Christisonia tricolor

Leafless endemic herb, parasitic on roots of mainly Acanthaceae and bamboo species. It occurs in lower montane forests up to about 1550 m a.s.l in Mathale, Kandy, Rathnapura and Nuwaraeliya districts.

Wednesday, July 29, 2015

වල් පිච්ච[Wal Pichcha]/Wild Jasmine (Jasminum angustifolium)

An indigenous woody twiner or straggling shrub common in scrub lands and forest margins in the dry lowlands from sea level to about 1500 m a.s.l. Often found near streams. Climbing over bushes and small trees

Tuesday, July 28, 2015

Streaked Kukri Snake/Dumerill's Kukri Snake/පුල්ලි දත් කැටියා [Pulli Datkatiya] (Oligodon sublineatus)

Streaked Kukri Snake is a small (26-31 cm in length) non-venomous and terrestrial snake endemic to the Sri Lanka. It is diurnal in habit and active mostly during the dusk. Streaked Kukri Snake is mainly distributed from wet lowlands to mid hills (Few earlier records also available from some localities of the dry lowlands), both in forested areas and the vicinity of human habitations.  It hides under decaying leaves, logs, stones and inside silted drains. It feeds mainly on reptile eggs, insects, spiders and small reptiles. When cornered it twist itself into a ball and sometime slightly expands fore body and flattens its head and makes it triangular, mimicking vipers.  

Monday, July 27, 2015

Laphangium luteoalbum [Gnaphalium luteo-album]

Common weed of tea plantations and roadsides above 1000 m a.s.l. Probably indigenous though there are not herbarium collection earlier than 1906. Also distributed in India, Indo-china,China,Japan, Philippine and Australia. Flowering throughout the year.

Sunday, July 26, 2015

Scutellaria violacea

Common indigenous herb occurs under shade in damp areas, often close to the watercourses in submontane and montane forest areas from 600-1400m (variety violacea) a.s.l. and 2000-2400 m a.s.l. (variety hirsuta). Flowering throughout the year.

Saturday, July 25, 2015

Rangoon creeper/Drunken sailor(Quisqualis indica)

An indigenous(?) woody climber occurs along forest margins, secondary forests, woodlands and along river banks from sea level to 100 m  a.s.l. Also widely cultivated as an ornamental climber in home gardens. Rangoon creeper is probably native to Africa and Indo-Malaysia

Friday, July 24, 2015

Nevrina procopia

Location - Kalugala forest reserve
Expanse - 3.3 - 3.5 cm
Reference - The Lepidoptera of Ceylon - F. Moore, F.Z.S. Vol 3 Page 330.

Thursday, July 23, 2015

Polygala paniculata

Native herb of tropical America. Introduced and naturalized in open slightly shaded places. Mainly in the hill country.

Tuesday, July 21, 2015

Elytraria acaulis

Common indigenous herb occurs under shade in damp places from lowlands to hills. Flowering throughout the year.
*Flower size - About 0.3 cm across.

Monday, July 20, 2015

Five bar Swordtail (Pathysa antiphates ceylonicus)

One of the rarest butterfly of the island. It is confine to the few localities in the southwestern wet lowland forests. Where also it occurs probably in a certain period of the year, roughly from January to end of March. Few earlier records also available from the dry zone especially from the Uva province.  Five bar Swordtail usually flies around midday. Therefore it is also known as "12 O' clock fly". Males often settle on wet patches in stream beds and jungle paths as well as the decaying animal matters.  No larval host plants have been discovered of it from Sri Lanka.

Sunday, July 19, 2015

කුකුළු වැල්[Kukulu wel] (Calamus radiatus)

An endemic rattan occurs in forest understorey of southwestern wet lowlands below 1000 m altitude in Kalutara and Galle districts. Flowering from February to March. 

Saturday, July 18, 2015

Friday, July 17, 2015

Thursday, July 16, 2015

කහ අඬනහිරියා [Kaha Andanahiriya] (Crotalaria retusa)

Common indigenous large herb occurs in waste grounds, roadsides and near seashore. Sometimes also cultivated in gardens. Roots and leaves occasionally use in medicine though plant is reported as poisonous. 

Wednesday, July 15, 2015

Lemon Pansy (Junonia lemonias vaisya)

Common butterfly flies everywhere up to about 2000 ft. It is very common in the dry zone and local and scarce in the wet zone. It takes part in migrations. Larva feeds on Barleria prionitis[කටු කරඬු] Hygrophila schulli[ක‍ටු ඉකිරි/නීරමුල්ලිය] and Lindernia rotundifolia

Tuesday, July 14, 2015

Ludwigia hyssopifolia

An indigenous or introduced herb with origin uncertain. Common in open wet disturbed sites such as stream banks, ditches, paddy field & tanks margins, rock crevices and openings in dry and wet zone forests from sea level to 200 m altitudes. 

Monday, July 13, 2015

බිම් බෙරු [Bim-Beru ] (Acrotrema walkeri)

An endemic perennial herb, locally common in the wet montane forests from 610 to 1300 m altitude. Acrotrema walkeri can be easily distinguished from other 6 species of the genus occurs in Sri Lanka (All endemic) by usually having pale-white area along the mid rib and primary veins of the leaves. 

Sunday, July 12, 2015

ඇම්බැරැල්ලා[Ambarella](Spondias dulcis)

An introduced tree presumably introduced into Southeast Asia from the Society islands. Commonly cultivated in home gardens. Fruit edible and whole plant medicinal.

Saturday, July 11, 2015

False Eranthemum (Pseuderanthemum carruthersii)

Introduced ornamental shrub cultivated in gardens. Native of Polynesia. Flowering throughout the year.
Two varieties cultivated in Sri Lanka.

1) variety atropurpureum [or Pseuderanthemum  atropurpureum - now a synonym of Pseuderanthemum carruthersii*]- Above picture
2) variety reticulatum with white flowers with red dotted center [or Pseuderanthemum reticulatum* now a synonym of Pseuderanthemum carruthersii]

*  http://www.theplantlist.org/tpl1.1/record/kew-2406673

Friday, July 10, 2015

Horanpella cinnamomea ?


Location - Dothalugala - Knuckles range
Expanse - 10 cm
Reference - The Lepidoptera of Ceylon - F. Moore, F.Z.S. Vol 3 Page 544- 545.

Thursday, July 9, 2015

හාතාවාරිය [Hathawariya] (Asparagus falcatus)

An indigenous rambling and scandent shrub occurs in wet, dry and intermediate zones below 1500 m a.s.l. Flowering from July to October. Young shoots and tubers edible and tuberous roots are used in medicine. 

Tuesday, July 7, 2015

කෙකටිය[Kekatiya] (Aponogeton rigidifolius)

An endemic aquatic herb with submerged leaves, distributed in slow or fast flowing streams and rivers in Kalutara, Rathnapura and Galle districts of the southwestern wet lowlands.

Monday, July 6, 2015

Common Jay (Graphium doson)

Common butterfly widely distributed throughout the country except in the far north. Males often settle in large numbers on wet patches on gravel roads, river beds, etc. It takes parts in migrations and sometimes flies in great numbers. The larva feeds on Polyalthia cerasoides[Patta-Ul-Kenda/පට්ට උල්කෙන්ද], Polyalthia korinti[Mi-Wenna, Ul-Kenda/මීවැන්න/උල් කෙන්ද], and Miliusa indica*[Kekili-Messa/කැකිලිමැස්ස](1)

(1) van der Poorten, G. and van der Poorten N., 2011. New and revised descriptions of the immature stages of some butterflies in Sri Lanka and their larval food plants (Lepidoptera: Papilionidae). The Journal of Research on the Lepidoptera, 44: 111–127. 
AND
Jayasinghe H.D., Rajapaksha S.S. & de Alwis C. 2014 A Compilation and Analysis of food plants utilization of Sri Lankan butterfly larva (Papilionoidea) TaprobanicaVol 6(2) 110-131pp.
* Larva ate tender leaves and flowers only in the lab.

Sunday, July 5, 2015

Mandarin's hat/Chinese hats/Chinese Umbrellas/Cup & Saucer/Parasol flower/Sombrero flower (Holmskioldia sanguinea)

Straggling shrub or small tree native to subtropical Himalayan region of Pakistan and India. Introduced as an ornamental plant to Sri Lanka and cultivated in gardens. 

Saturday, July 4, 2015

Purple-bean (Macroptilium atropurpureum)

Trailing or twining herb native to tropical America. Probably introduced as a cover crop and now naturalized along roadsides, waste places, etc.

Friday, July 3, 2015

හුණු කිරිල්ල[Hunu kirilla] (Glochidion zeylanicum)

Rather common native tree occurs along forest borders, open sunny exposed slopes and wet and dry savanna or patana areas from sea level to about 1000 m altitudes. 

Thursday, July 2, 2015

Wednesday, July 1, 2015

Stemorrhages oceanitis


Location - Indhikada Mookalana forest reserve
Expanse - 2.9 - 5 cm
Reference - The Lepidoptera of Ceylon - F. Moore, F.Z.S. Vol 3. (Probably the 'margaronia glauculalis' of plate 181 and page 325)