Rhizophora stylosa. This genus has prop and stilt roots, with black dots on the underside of the leaves. The matured propagules have green collar. This species has thinner and smaller leaves, a long style and green stipules.
Rhizophora apiculata. Red stipule, many hanging prop roots, thinner leaves, red-collared matured propagule.
Rhizophora mucronata. It has larger leaves, longer and larger propagule than R. stylosa. The style of the flower is not as long and pointed as R.stylosa. The collar of the propagule can be red or green, depending on the nutrient levels of the substrate. It has teardrop shaped leaves.
Sonneratia alba. Cone shaped roots closer to the tree, opposite leaves, top side and underside of the leaves are of the same colour. Also known as the mangrove apple. Has white flowers and the leave is shaped like a pear with the presence of a glan
Xylocarpus granatum, also known as the mangrove cannonball. It has compound and rounded leaves.
Ceriops tagal. Close, rounded leaves. Bud looks like blades and there is no scars on the white collar.
Bruguiera cylindrica. This genus have kneed roots. For this species, the shape of the leaves looks like rhizophora family but there is no black dots on the underside of the leaves. The leaves are thinner and will tend to curl. The calyx will bend backwards as seen from the propagule photos.
Bruguiera gymnorhiza. Red calyx/stipule. Opposite leaves, elliptical-elongated leathery leaves.
Avicennia alba. This genus has pencil roots to stable the plant in soft, muddy and unstable substrate. The leaves shapes are variable, and that the colours of the leaves on the top and underside are very different. For this species, it has white flowers and the leaves have sharp tips.
Avicennia rumphiana. Underside of the leaves bronze in colour and hairy. Leaves are rounded.
Avicennia officinalis. Pencil roots, underside of the leaves green in colour, leaf surface salty (salt secretors) - one of the adaptation to living in the inter-tidal area!
Avicennia marina. Yellowish trunk with underside of the leaves yellowish-green in colour.
Sea hibiscus (Talipariti tilliaceum) Heart-shaped leaves (boarder leaves), have yellow flowers in the morning, by the end of the day, the flower will become orange or red in colour. The leaves also have a sugary gland at the underside of the leaves to attract the cotton stainer bugs and ants. Probably having a symbiotic relationship with the insects for protection!
Sea lime (Xiemnea americana). It was meant for drought feed, it will parasitize other plants at root level. The leaves have wavy edge with thorns.
Common derris (Derris trifoliata) Back mangrove (mangrove climber), compound leaves with 5-7 leaves, legume. Fish poison.
Yelllow-eyed pong pong (Cerbera odollam), coastal plant, the seed is poisonous, Glossy, oval, dark green leaves.
Sea almond (Terminalia catappa). Big compound leaves, shed ALL its leaves twice a year! The leaves will change from green to yellow to orange to red then drop, let people have an autumn feeling. The leaves are arranged in a rosette manner, having a pagoda shaped tree.
Yellow flame (Peltophoruno pterocarpum) is a common roadside plant around Singapore.
Sea lettuce (Scaevola taccada). Fan=shaped flowers with large leaves.
Mangrove trumpet (Dolichandrone spathacea). Rare in Singapore. The white flowers bloom in the night and are pollinated by night insects. The seeds are dispersed using explosive mechanism.
Premna corymbosa (Buas buas). Small, round and white fruits in bunches.
Sea shore pandan or screwpine (Pandanus tectorius) Prickly pandan-like leaves. Once, my friend said it was the aloe vera plant!!!! Faints.....
Mata ayam (Ardisia elliptica) chicken eye plant, as the fruit is like the chicken eye. One distinctive feature is that the base of the branch is swollen as seen from the third picture
Portia. (Thespesia populnea) One of the back mangrove plant with heart-shaped leaves
No comments:
Post a Comment