Len Webb Ecological Images Collection
Images Arranged by Subject Category
Life Forms (General) Life Forms
Life Forms -- Bark and Branching Features
Life Forms -- Forest
Life Forms -- Ground Layer
Life Forms -- Leaf Periodicity (Phenology)
Life Forms -- Mangrove Closed Forest
Life Forms -- Palm Liane and Pandan Life Forms
Life Forms -- Rainforest
Life Forms -- Root Systems
Life Forms -- Savanna
Life Forms -- Sclerophyll Eucalypt Grassy Woodland
Life Forms -- Stratification
Life Forms -- Structural Form
Life Forms -- Succulents
Life Forms -- Tropical Dry Inland
Life Forms -- Tropical/Moist Savanna
Life Forms -- Tropical/Subtropical
Life Forms
Mangrove forest with giant stilt roots of Rhizophora stylosa ("Spider Mangrove").
Missionary Bay, Hinchinbrook Channel, Queensland, August 1972.Profile of tropical wet lowland rainforest (mesophyll vine forest), recently disturbed, with abundant trunk epiphytes (aroids, ferns) and climbing palm (Calamus).
Bloomfield River, Cape York Peninsula, Queensland, June 1969.Life Forms -- Bark and Branching Features
Distinctive bark with large scales and flakes, stem branched low down.
South of Hartley's Creek, north of Cairns, Queensland, September 1972.Life Forms -- Bark Type
Bark of Kauri Pine (Agathis palmerstoni).
Gillies Highway near Cairns, Queensland, 1950s.Bark of a Bunya Pine (Araucaria bidwillii).
Bunya Mountains, near Dalby, Queensland, 1954.Life Forms -- Forest
Dead Eucalyptus sp. tree showing 3-4 order of branching.
Near Mt. Carbine, Cape York Peninsula, Queensland, 1962.Open vegetation with very limited moisture; Tinospora smilacina.
West of Gregory Downs on Lawn Hill Rd. , Queensland, June 1970.Typical simple notophyll-microphyll vine forest of uplands on yellow earth with limited mineral nutrient availabliltiy, from acid (siliceous) granites.
Danbulla, Atherton Tableland, Queensland, November 1971.Life Forms -- Ground Layer
Dense fern layer on floor of complex mesophyll vine forest (tropical lowland rainforest).
McNamee Creek near Innisfail, Queensland, November 1968.Life Forms -- Leaf Periodicity (Phenology)
Deep leaf litter on floor of tropical monsoon forest at end of dry winter season.
Massey Creek near Coen, Cape York Peninsula, Queensland, November 1969.Heavy leaf fall in deciduous (raingreen) vine forest.
Massey Creek, East of Coen, Cape York Peninsula, Queensland, October 1962.Leaf flush with flaccid pink and purple colours, an attractive feature in certain tropical families.
Claudie River, Cape York Peninsula, Queensland, 1968.Tropical extreme seasonal, i.e. monsoonal, forest (structural type Deciduous Vine Thicket) showing extent of leaf fall during dry winter-spring.
Coliander Hill, east of Coen, Cape York Peninsula, Queensland, October 1962.Life Forms -- Mangrove Closed Forest
Mangrove Palm (Nypa fruticans).
Herbert River Estuary, Queensland, 1970s.Life Forms -- Palm Liane and Pandan Life Forms
Palm liane and pandan life forms.
Heathlands (Capelands) near Captain Billy Landing, north-east Cape York Peninsula, Queensland, July 1975.Life Forms -- Rainforest
A simpler type of rainforest according to structural features.
Danbulla, Atherton Tableland, Queensland, December 1962.Aroid growth form low down on tree trunks.
Daintree, Queensland, 1965.Bark features - scaly and flaky.
Near Atherton, Queensland, September 1972.Bark features - shallow fissures and scales.
Bloomfield River, Cape York Peninsula, Queensland, September 1972.Bark features - shallow fissures and scales.
Near Atherton, Queensland, September 1972.Bombax malabaricum, typical of the drier types of semi-deciduous notophyll forest.
Massey Creek, Coen, Cape York Peninsula, Queensland, November 1969.Broad leaved fleshy herb as a growth form.
Mt. Glorious, Queensland, March 1973.Cauliflory.
Millaa Millaa, Queensland, October 1968.Cauliflory in wet complex tropical rainforest.
Babinda, Queensland, May 1953.Crown-stem ratio.
Hoskins, New Britain, Papua New Guinea, 1970.Deciduous emergents.
Iron Range area, Cape York Peninsula, Queensland, October 1968.Deciduous vine thicket on dry bouldery outcrop.
Cooktown Road, Queensland, 1959.Dense lower trunk epiphytes.
Mt. Glorious, Queensland, November 1970.Different leaf shape convergence in a rainforest taxon (Syzygium).
Between Kennedy River and Laura, Cape York Peninsula, Queensland, 1969.Epiphytes low on trunk.
Bloomfield River, Cape York Peninsula, Queensland, 1969.Evergreen, mixed sclerophylls, palm lianes (Calamus).
Heathlands, Cape York Peninsula, Queensland, July 1975.Fan palm trees (Licuala).
Bloomfield River, Cape York Peninsula, Queensland, June 1969.Feather palm (Normanbya normanbyi).
Bloomfield River, Cape York Peninsula, Queensland, June 1969.Interior of complex mesophyll vine forest under optimal climatic and edaphic (soil fertility) conditions on the North Queensland wet (perhumid) tropical lowlands.
McNamee Ck. near Innisfail, Queensland, November 1968.Limp, attractively coloured reddish and purple young leaves of certain rainforest species.
Claudie River, Cape York Peninsula, Queensland, October 1968.Macrophyll leaf size typical of wet tropical lowlands.
Near Babinda, Queensland, October 1973.Pandanus in evergreen tropical lowland rainforest on poor soil.
Heathlands, Cape York Peninsula, Queensland, July 1975.Pinnate (compound) leaves, characteristic of many tropical rainforest species.
Lae Botanic Gardens, Papua New Guinea, September 1970.Plank buttress.
Gogol Valley near Madang, Papua New Guinea, 1974.Plank buttress.
Bloomfield River, Cape York Peninsula, Queensland, 1969.Plank buttresses of tall canopy tree (Ficus sp.) in tropical moist seasonal rainforest.
Lockhart River, Cape York Peninsula, Queensland, 1976.Profile of cloudy moist upland rainforest (simple notophyll evergreen vine forest) on schist soils, low-medium fertility.
Danbulla, Atherton Tableland, Queensland, December 1962.Profile of cloudy moist upland rainforest (simple notophyll evergreen vine forest) on schist soils, low-medium fertility.
Danbulla, Atherton Tableland, Queensland, December 1962.Profile of cloudy moist upland rainforest (simple notophyll evergreen vine forest) on schist soils, low-medium fertility.
Danbulla, Atherton Tableland, Queensland, December 1962.Profile of cloudy moist upland rainforest (simple notophyll evergreen vine forest) on schist soils, low-medium fertility.
Danbulla, Atherton Tableland, Queensland, December 1962.Profile of cloudy moist upland rainforest on granite, stunted ca. 25 metres at higher altitudes of ca. 1000 metres, probably natural disturbance by cyclones. .
Atherton Tableland highlands, Queensland, October 1973.Profile of cloudy moist upland rainforest on granite, stunted ca. 25 metres at higher altitudes of ca. 1000 metres, probably natural disturbance by cyclones. .
Mt Lewis near Julatten, Queensland, October 1973.Profile of cloudy moist upland rainforest on granitic relatively poor soils (yellow earths), low-medium fertility.
Atherton Tableland highlands, Queensland, November 1971.Rare grass life form on tropical rainforest floor.
Lae, Papua New Guinea, 1970s.Scaly bark as a useful feature in classification.
Locality uncertain, Queensland, November, 1972.Scaly bark, branched low down.
Hartley's Creek, north of Cairns, Queensland, 1972.Scattered tree (Cochlospermum) in tropical dry low grassy woodland, also found in deciduous vine thickets nearby.
Coen, Cape York Peninsula, Queensland, October 1962.Simplified tree strata, even canopy.
Danbulla, Queensland, 1962.Sparse leaf litter under optimal conditions in tropical lowland rainforest.
McNamee Creek, Innisfail, Queensland, October 1968.Sparse understorey (limited moisture).
Bamaga, Cape York Peninsula, Queensland, 1962.Strangler Fig (Ficus).
Millaa Millaa, Queensland, 1952.Strangler Fig (Ficus).
Locality uncertain, Queensland, November 1972.Strangler Fig (Ficus).
Maleny Plateau, Queensland, June, 1967.Strangler Fig (Ficus) - early stage.
Bloomfield River, Queensland, June 1969.Strangler Fig (Ficus) in late stage of development.
Millaa Millaa, Atherton Tableland, Queensland, 1952.Tall fleshy herbs (Zingiberaceae) typical of better-lit situations under tropical rainforest canopy.
Near Tully, Queensland, December 1966.Tall fleshy herbs including Zingerbers.
McNamee Creek, Innisfail, Queensland, November 1968.The wet tropical vine genus Ventilago has congener V. viminalis ("Vine-tree") adapted to subcoastal dry habitats.
Myall Park, N.E. Roma, Queensland, 1959.Tree palms.
Bloomfield River, Queensland, June, 1969.Tropical cauliflory of Ficus glomerata in tropical wet lowland rainforest.
Claudie River, Cape York Peninsula, Queensland, November 1968.Trunk epiphyte (Epipremnum).
Bloomfield River, Cape York Peninsula, Queensland, 1969.Trunk epiphytes.
Mt. Glorious, Queensland, November 1970.Typical "feather duster" tree crown.
Bloomfield River, Queensland, June 1969.Typical complex mesophyll vine forest (tropical perhumid lowlands under optimal conditions - except for regular cyclone damage).
Lower Palmerston Highway, near Innisfail, Queensland, November 1969.Water storage "tuber".
East of Coen, Cape York Peninsula, Queensland, October 1962.White Eucalypt bark turns green and photosynthetic in raingreen tropical climate.
Coen, Cape York Peninsula, Queensland, ca. 1950.Wild banana (Musa) - tall fleshy herb.
Bloomfield River, Cape York Peninsula, Queensland, 1969.Life Forms -- Root Systems
"Proteoid" roots (Grevillea robusta).
Yarraman, Queensland, 1960.Extensive horizontal roots and deep tap-root of Bloodwood (Eucalyptus sp.) in sand dunes, strongly seasonal in tropics.
Near Captain Billy Landing, north-eastern Cape York Peninsula, Queensland, July 1975.Mangrove roots adapted to ensure aeration.
Hinchinbrook Channel, Queensland, November 1971.Plank buttresses (Heritiera littoralis).
Coopers Creek north of Daintree, Queensland, November 1965.Plank buttresses in the "looking-glass" mangrove (Heritiera littoralis).
North of Bailey's Creek, Daintree area, Cape York Peninsula, Queensland, November 1965.Rhizophora stylosa at low tide.
Missionary Bay, Hinchinbrook Island, Queensland, August 1972.Root aeration.
Missionary Bay, Hinchinbrook Island, Queensland, 1972.Shallow spreading roots.
Babinda, Queensland, Late 1950s.Shallow spreading roots typical of deep fluted/buttressed canopy tree species.
Near The Boulders, Babinda, Queensland, Middle 1950s.Life Forms -- Savanna
Mallee (many-stemmed) life form.
Lawn Hill, Queensland, 1970.Life Forms -- Sclerophyll Eucalypt Grassy Woodland
Typical sclerophyll leaf, i.e. scleromorphic, strongly veined, tending to falcate, few stomata.
Bloomfield River, Cape York Peninsula, Queensland, June 1969.Life Forms -- Stratification
Profile of complex mesophyll vine forest (logged), showing typically dense, diffuse layering below canopy.
Cannabullen Falls, Palmerston Highway, Queensland, August 1962.Life Forms -- Structural Form
Even canopy and simple stratification of lower montane rainforest.
Mt. Lewis, Queensland, November 1969.Simplified tree strata.
McDowall Range, north of Daintree, Queensland, June 1969.Life Forms -- Succulents
Sarcostemma australe, "Caustic Vine", with an irritant milky sap, belongs to Asclepiadaceae.
West of Gregory River on Lawn Hill Road, Queensland, June 1970.Life Forms -- Tropical Dry Inland
"Grass trees" (Xanthorroea).
Bloomfield River, Cape York Peninsula, Queensland, 1969.Sclerophyll tufted life-form: "Grass trees" (Xanthorroea).
Near Coen, Cape York Peninsula, Queensland, November 1969.Termite mounds.
Mareeba, Cape York Peninsula, Queensland, 1962.Life Forms -- Tropical/Moist Savanna
Pandan trees.
West of Cape Upstart, Queensland, 1968.Life Forms -- Tropical/Subtropical
Characteristic bark of Gidgee (Acacia cambagei).
Near Barcaldine, Queensland, 1967.