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Contributed by Harvard University Botany Libraries.
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Transcription
Seleris . Arnold 1950.
a. Acheum not reticulata.
b. Achene smooth.
c. Hypogynium without tubercles,
3-rayed, crustaceous, minutely furbled
not given) 1. glomerata
2. minor
tuberculata with two rounded petiole.
3. nitida
with prolonged, lance-acuminute scale-like
laminas 4. floridus)
c. Hypogynium with 8 or 9 subflora hard tubercles
5. oligantha
6. a chainea papillate or prongeri; hard rounded
tubercles at summit of hyp.
Tubercles 6 or 7 6. paniculata
Tubercles 3, entire or lobed. 7. ciliata.
a. Acheum reticulata
Inflo. terminal.
Acheum pubescens 8. Muschenbergii.
Acheum glabrous 9. reticularis.
Diff. an interrupted spike 10. verticellata.