Aponogeton appendiculatus H.Bruggen, Blumea 16: 265 1968. ;
W. & S. India, Bangladesh (from WCSP) Perennial water-plants, 40-150 cm high. Tubers up to 2 cm across, oblong or globose. Leaves all submerged, 30-80 x 2.5 - 4.5 cm, oblong-lanceolate, base narrowly cuneate, margins undulate, apex acute or acuminate, mature leaves purplish; petiole 10-25 cm long. Spikes 3-12 cm long (fruiting spike upto 35 cm long), cylindrical, densely flowered; spathe 2-5 cm long, conical, acuminate, calyptrate, 6-7-sided, angles winged, caducous; peduncle 40-135 cm long, narrowed at base and gradually thickening towards apex, dark brown. Flowers 4-5 mm across, in groups about 4. Tepals 2, white with pink tinge, 2-2.5 x 2-2.5 mm, obovate or suborbicular, base cuneate, apex obtuse, fleshy, persistent. Stamens 5-6; filaments 1-1.5 mm long, widened towards the base, white, persistent; anthers c. 0.5 mm long, ovoid, yellow. Ovaries 2-3, 1-1.5 x 1-1.5 mm, conical; ovules 1 or 2. Fruit 0.8-1.5 x 0.5-1 cm, conical, with scattered blunt spines, base violet, apex beaked. Embryo very unusual, 0.7-1.2 x 0.3-0.6 cm, obovate, tuberous, crowned with a whorl of linear tortuous appendages of 3-5 mm long. Flowering and fruiting: July-March Ponds and ditches Southern Western Ghats (Attributions- Dr. N Sasidharan (Dr. B P Pal Fellow), Kerala Forest Research Institute, Peechi from India Biodiversity Portal) Aponogeton appendiculatus : 1 post by 1 author. Aponogeton appendiculatus (aponogetonaceae). Kumarakom, Kerala, 2015 May When we took boat ride in lake near Kumarakom i've collected this plant floating near shore Thanks to ... for identifying this beautiful plant. A. appendiculatus is endemic to the coastal region of the Kerala and Tamil Nadu States of India. It grows in brackish water streams of 1 − 1.5 m depth in the vicinity of the sea. It can be distinguished from other Indian Aponogeton species by its brackish water habitat |
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