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Transcript
Aphanes microcarpa (belly plant) • • • In the rose family – Rosaceae Palmately lobed leaves Leaves are alternately placed along the stem Cardamine hirsuta • • • • • Brassicaceae Rosette forming annual Pinnately compound leaves Sausage-like fruit Little white flowers Capsella bursa-pastoris • • Has heart-shaped fruit Finely divided leaves Cerastium glomeratum • • • mouse ear shaped leaves (opposite) Hairy stems and leaves compared to Stellaria media Distance between internodes is shorter than Stellaria media Dichondra carolinensis • • Viny/Creeping perennial weed Has round/kidney shaped leaves Facelis retusa • • • • Herbaceous Bicolor leaves –green top and whitish bottom Leaf has spine at tip Introduced weed Galium spp. • • • • Square stems Whorled leaves, elongate Covered with small hairs, so it sticks on surfaces. White flower Geranium carolinianum • • • • Native geranium Palmately dissected leaf Small, purplish flower Fruits look like a crane’s bill or stork’s bill Houstonia sp • • Tiny flowering plant 4-petaled blue flowers Lamium amplexicaule • • Square stems Clasping bracts (amplexus) under purple flowers Lamium purpureum • • • Square stems Reddish leaves on the top of plant Purple flowers tucked with the leaves (pagoda like appearance) Rumex sp. • • • Large elongate leaf Curly leaf margin Strong loopy venation present underneath the leaf Sherardia arvensis • • • Square stems Whorled leaves, broader leaf than Galium Lavender flower Soliva sessilis • • • • Carrot-like leaf Deeply divided leaf Leaves in rosette when plant young Makes inflorescence with spiny tips when mature Stellaria media • • Opposite leaves Less hairy compared to Cerastium glomeratum Taraxacum sp. • • • • • Rosette forming perennials Mitotic seed production (agamospermy) Leaf tip shaped like an arrowhead Yellow inflorescence Bleeds milky juice Trifolium incarnatum • • • • 3 leaflets Common roadside flower (red) Relatively large leaves Has nitrogen fixing bacteria Rhizobium Trifolium dubium • Yellow flowers Trifolium repens • Has white flowers Veronica arvensis • • • Heart-shaped fruit Fruit is in axil of the leaf Blue flower Veronica hederifolia • • • Palmately lobed leaf Globose fruit hangs off the plant Long hair compared to V. arvensis Vicia spp. • • • • Alternate, pinnately compound leaves Legume Tendrils at the tip of the leaf Extrafloral nectaries on stipules (the brown spots) Viola spp. • • Large stipules Purplish pansy-like flower