Quiz #4,
1. Bromus inermis. What are the diagnostic traits of this genus? Close leaf sheath, awn from back of lemma
tip
2. Poa fendleriana. What are the diagnostic traits of this genus? Prow-tipped leaf blade, lemmas with no awns
3. Lolium multiflorum. What are the diagnostic traits of this genus? Terminal 2-sided spike with spikelets
turned edge-wise
4. Leucopoa kingii. What are the diagnostic traits of this genus? Intermediate between Poa and Festuca but with deeply
furrow surface of leaf blade
5. Vulpia octoflora. What are the diagnostic traits of this genus? Like Festuca
but annual and with a secund inflorescence
6. Puccinellia nuttalliana. What is diagnostic of the spikelets of
this genus? Spikelets appressed to the
inflorescence branches, blunt lemma tips
7. Poa secunda. Wet site or dry site inhabiting? Dry site (e.g., sagebrush steppe)
8. Poa compressa. What is this species (Genus species)? Poa
compressa (note lack of well developed basal leaves)
9. Poa bulbosa. What is this species (Genus species)? Poa bulbosa
10. Festuca campestris. What are the diagnostic traits of this genus? Bilobed ligule, lemmas distinct from each
other and with rounded backs
11. Festuca idahoensis. What is this species (Genus species)? Festuca
idahoensis
12. Bromus carinatus. What are the diagnostic traits of this species? Distinctly laterally compressed spikelets,
perennial bunchgrass
13. Festuca campestris. What is this species (Genus species)? Festuca
campestris (the persistent leaf sheaths are diagnostic)
14. Cynosurus echinatus. What are the diagnostic traits of this genus? Dimorphic spikelets arranged in a
contracted secund panicle
15. Bromus japonicus & B.
tectorum. What is the main difference between these two species? The lemma tips taper into the awn base in B. tectorum