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Drosera filiformis Rafinesque var. floridana B. Rice. Florida Threadleaf Sundew. Phen: May, Oct. Hab: Pondshores. Dist: FL Panhandle (Bay and Washington counties).

Origin/Endemic status: Endemic

Taxonomy Comments: Rice, Robinson, & Fleischmann (2017) separated the FL populations as var. floridana based on their uniformly orange, orange-red, or bright purplish red leaves (vs. olive-green, olive-red, or very occasionally dark purple), shorter scapes (7.8-16.2 cm vs. 13-25 cm), shorter petioles (1-6 [-10] vs. 4-15 mm long), smaller flowers, thinner scapes, and distribution in Bay & Washington counties, FL (vs. se. NC and northward).

Synonymy: = K4, Rice, Robinson, & Fleischmann (2017); < Drosera filiformis Raf. – Fl4, FNA6, GW2, K1, K3, S13, WH3, Shinners (1962c); < Drosera filiformis Raf. var. filiformis – Schnell (2002b), Wood (1960), Wynne (1944); < Drosera tracyi (Diels) Macfarl. – S

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: OBL (taxonomic split from wetland indicator species)
  • Northcentral & Northeast: OBL (taxonomic split from wetland indicator species)

Heliophily: 9

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image of plant© Floyd A. Griffith | Original Image ⭷
image of plant© Floyd A. Griffith | Original Image ⭷


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