Botany Lab 6

Rhus glabra (smooth sumac)

(Family: Anacardiaceae; sumac/cashew) • Page 70; very large compound leaves with 7-29 lance-shaped to elliptic leaflets. Reddish berry-like clusters of hairy fruit. Leaves turning deep red in fall.

Rosa spp. (wild roses)

(Family: Rosaceae; rose) • Page 64; odd-pinnate compound • Prickles and spines vary across this genus • Look at the key to the roses!

Berteroa incana (hoary alyssum)

(Family: Brassicaceae; mustard) • Not in our book; check out BC Invasives • Covered in star-shaped hairs • Deeply notched white petals; flattened oval seedpods

Bromus tectorum (cheatgrass)

(Family: Poaceae; grasses) • Page 329; Annual, invasive grass from fibrous roots; stems hairy • Compact panicle, drooping to one side; awned

Festuca spp. (fescues)

(Family: Poaceae; grasses) • Page 330; various native species. Bunchgrass with relatively short, very slender leaves. In some species, leaves are a distinctive blue-green colour. • Lemma with awn.

Pseudoroegneria spicata (bluebunch wheatgrass)

(Family: Poaceae; grasses) • Page 313; large bunchgrass (60-100 cm tall) forming large clumps with leaves persisting from previous years. • Lemmas usually without awn. Refer to diagram on page 313.Tall stiff tops

Verbascum thapsus (great mullein)

• Robust biennial herb from a taproot • Dense head of yellow flowers • Very fuzzy! • Invasive to the area