reproduction by sponges is by both sexual and asexual means asexual reproduction is by means of external buds some species also form internal buds called gemmules which can survive extremely unfavorable conditions that cause the rest of the sponge to die sexual reproduction takes place in the mesohylther characteristics of sponges include a system of pores also called ostia and canals through which water passes water movement is driven by the beating of flagellae which are located on specialized cells called choanocytes collar cells
It can be grown as a shrubâ¦. Pink Bougainvillea. Bougainvillea can be trained as a vine, when given supportâ¦. Archway framed by Bougainvillea. It can even be trained as a hedgeâ¦. Bougainvillea comes in a variety of colors â pink, purple, orange, yellow and white with magenta being the most common color.One of my favorite forms of Bougainvillea is called âTorch Glowâ (below). I planted a row of them in my father-in-lawâs garden where they helped to break up the boring block wallâ¦.t can be grown as a shrubâ¦. Pink Bougainvillea. Bougainvillea can be trained as a vine, when given supportâ¦. Archway framed by Bougainvillea. It can even be trained as a hedgeâ¦. Bougainvillea comes in a variety of colors â pink, purple, orange, yellow and white with magenta being the most common color.
Dwarf bougainvilleas have thorns but because they're smaller overall than full-size varieties, they won't tear you to bits. Sunvilleas (like the Pixie variety, covered under the 4-6' Shrubs section) have dense foliage that covers up the thorns on their stems.Bougainvilleas bloom on and off all year-even in winter.The flower of any bougainvillea plant is actually the tiny white blossom...the colorful parts are the flower bracts that encircle the little white blooms.ougainvillea spp. Dwarf bougainvillea provides glorious color to your landscape without the rampant growth of full size varieties. The most well-known dwarf variety is Helen Johnson bougainvillea. This is a versatile and hardy shrub you can keep trimmed to 3 feet.