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FNA | Family List | FNA Vol. 26 | Iridaceae | Crocosmia

1. Crocosmia × crocosmiiflora (Lemoine) N. E. Brown, Trans. Roy. Soc. South Africa. 20: 264. 1932 (as crocosmiflora).


Montbretia ×crocosmiiflora Lemoine, Garden (London 1871–1927) 18: 188. 1881; Tritonia × crocosmiiflora (Lemoine) G. Nicholson

Plants 50–100 cm; corms globose, 15–25 mm diam. Stems usually 2–4-branched, often curving distally. Leaves 5–8, mostly basal, basal much larger than cauline; blade lanceolate, 8–20 mm wide. Spikes: spathes 6–10 mm, apex brown, dry, outer apex acute, inner apex 2-keeled, bifurcate; flowers distichous. Tepals spreading, dorsal weakly arcuate, paler in center, sometimes with darker markings at base, subequal, outer whorl slightly larger than inner, 16–25 × 6–9 mm; perianth tube 12–15 mm; filaments 15–22 mm; anthers 6–8 mm; ovary oblong, ca. 3 mm; style arching over stamens, branching at or shortly beyond anther apices; branches ca. 4 mm, apically bifid. Capsules ca. 8 mm. Seeds blackish, ca. 2.5 mm diam. (or aborted and plants partly or completely sterile). 2n = 22.

Flowering mainly Jul--Aug. Roadsides, thickets, forest margins; 50 m; introduced; B.C.; Calif., Fla., N.C., Oreg., S.C., Tex., Wash.; South Africa.

Crocosmia × crocosmiiflora is an escape from cultivation.


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