Vectores de scientific

Stout perched songbird

Macaw on a branch

Long tailed parrot

Graduated dial pointer

Pair of dividers

Aneroid barometer dial

Cup anemometer

Pair of dividers

Equatorial telescope

Refracting telescope 01

Refracting telescope 02

Mounted telescope

Burning mirror on a stand

Aneroid barometer dial

Cup anemometer

Graduated dial pointer

Astronomer at a telescope

Harpoon with a line

Drop release apparatus

Fishing float and line

Aneroid barometer dial

Cup anemometer

Bumblebee with spread wings

Fungus and moss silhouettes

Lobed pollen grain

Pollen grain with polygons

Pollen grain with two furrows

Spiny round pollen grain

Globe flower head with buds

Umbel with feathery leaves

Paired-leaf sprig

Ribwort plantain 01

Opposite-leaved herb

Broad paired leaves on a stem

Flowering sprig fragment

Pinnate herb in flower

Toothed-leaf herb in flower

Pinnate leafy stem 02

Pinnate leaf

Parsley leaves with root

Nettle stem

Broad ribbed leaves

Nodding buds on a thin stem

Twining vine

Slender flowering spike

Bramble leaves

Flowering spike

Hollyhock stem

Round fruits on a branch

Sparse flowering stem

Bellflower stem with pods

Flower stalk over basal leaves

Hemp leaf

Seed pods along a stem

Branching flower sprays

Rooted stem with seed pods

Flower heads on a leafy stem

Flowering herb spike

Daisy-flowered spray

Lance-leaved branch