Andropogon floridanus

Scribn.
Common names: Florida bluestem
Found in FNA Volume 25. Treatment on page 655.
FNA25 P255 Andropogon pg 658.jpeg
Plants cespitose, usually densely obpyramidal to oblanceolate above. Culms 70-210 cm; internodes occasionally somewhat glaucous just below the node; branches straight, mostly erect to ascending. Sheaths often scabrous, somteimes smooth; ligules 0.4-1.2 mm, ciliate, cilia 0.2-1.3 mm; blades 32-61 cm long, 2.9-5 mm wide, glabrous, rarely sparsely pubescent. Inflorescence units (9)50-210 per culm; subtending sheaths (3)4-5.9(7) cm long, (1.5)2-2.7(3.6) mm wide; peduncles (10)19-48(93) mm, with 2(4) rames; rames (2)2.5-3.7(4.5) cm, usually exserted at maturity, internodes evenly pubescent. Sessile spikelets (3.8)4.4-4.8(5.5) mm; callus hairs 1-3 mm; keels of lower glumes glabrous below midlength; awns 5-15 mm; anthers 1(3), 1.3-2 mm, usually yellow (sometimes purple). Pedicellate spikelets vestigial or absent. 2n = 20.

Distribution

Fla., Ala., Ga.

Discussion

Andropogon floridanus grows on sandy soils in southeastern Georgia and Florida, being most abundant in Pinus clausa scrublands. It usually occurs in small stands, but stands of about a hundred individuals have been observed.

References

None.

Facts about "Andropogon floridanus"
AuthorChristopher S. Campbell +
Common nameFlorida bluestem +
ReferenceNone +
Taxon nameAndropogon floridanus +
Taxon parentAndropogon sect. Leptopogon +
Taxon rankspecies +
VolumeVolume 25 +