Key to Holcus

View taxon page for Holcus

(For a list of species in Holcus, use the above link.)

Jepson Manual glossary definitions can be seen by moving your cursor over words underlined with dots.

1. Stems tufted, 

internodes 

Segment of an axis (generally a stem) between successive positions (nodes) from which one or more structures (especially leaves, buds, branches, or flowers) arise.

soft-hairy; 

lemma 

In Poaceae, the lower, generally larger of two sheathing bracts subtending a flower, generally ensheathing the palea (in a sterile lemma, the associated flower and sometimes palea are rudimentary or absent); with the palea and flower, comprising the floret.

 

awn 

1. Bristle-like appendage or elongation, generally terminal. 2. Stiff, needle-like pappus element in Asteraceae.

1–2 mm, twisted to 

recurved 

Gradually curved downward or backward.

..... H. lanatus

1' Stems 1–few, from rhizomes, 

internode 

Segment of an axis (generally a stem) between successive positions (nodes) from which one or more structures (especially leaves, buds, branches, or flowers) arise.

generally glabrous; lemma awn 3–5 mm, bent to straight ..... H. mollis

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