Perianth-tube curved. Filaments long, inserted below the throat of the perianth. 9 9. Spathes short, scarious. Perianth yellowish, with unequal segments.--Species 2. South Africa. Used as ornamental plants. =Freesia= Klatt Spathes rather long, rigid. Perianth red or white, with almost equal segments.--Species 15. South Africa, Madagascar, and Mascarenes. Some are used as ornamental plants. =Watsonia= Mill. 10. (6.) Flowers distinctly irregular. [Tribe GLADIOLEAE.] 11 Flowers regular or almost so. Filaments and style straight. [Tribe IXIEAE.] 18 11. Perianth curved. 12 Perianth straight. 13 12. Perianth-tube longer than the limb, filiform below, cylindrical above. Stamens inserted in the basal part of the tube. Spathes small.--Species 20. South and Central Africa. Some are used as ornamental plants. (Including _Anisanthus_ Sweet). =Antholyza= L. Perianth-tube as long as or shorter than the limb, funnel-shaped.--Species 120. Some of them have edible bulbs, others are used in medicine or as ornamental plants. =Gladiolus= L. 13. Leaves folded, usually hairy. Perianth with a long tube.--Species 30. South Africa and Island of Socotra. Several species have edible bulbs or are used as ornamental plants. =Babiana= Ker Leaves flat, glabrous. 14 14. Perianth-segments almost free, thinly acuminate, yellowish-green. Ovules 2-3 in each ovary-cell. Inflorescence paniculate.--Species 1. South Africa (Cape Colony). =Melasphaerula= Ker Perianth-segments evidently united below, obtuse or shortly mucronate. Ovules usually numerous. 15 15. Perianth-tube funnel-shaped (distinctly widened above). Style-branches filiform. Spathe-bracts lacerated. 16 Perianth-tube more or less cylindrical (slightly or not widened above). Style-branches usually dilated. Spathe-bracts entire or toothed. 17 16. Perianth 2-lipped, with a long or rather long tube, yellow or violet. Style-branches short.--Species 3. South Africa (Cape Colony). Used as ornamental plants. =Synnotia= Sweet Perianth regular, with a short or rather short tube, yellow, red or variegated. Style-branches long.--Species 3. South Africa (Cape Colony). Used as ornamental plants. The bulbs are edible. =Sparaxis= Ker 17. Spathe-bracts long, green, entire. Inflorescence spicate. Perianth nearly always with a long tube.--Species 20. South and Central Africa. Used as ornamental plants. =Acidanthera= Hochst. Spathe-bracts short, brown, toothed at the top. Inflorescence spicate or paniculate. Perianth with a short or rather short tube.--Species 35. South and Central Africa. Many of them are used as ornamental plants; some yield edible bulbs or a substitute for saffron. (Including _Crocosmia_ Planch., _Montbretia_ DC., and _Tritonixia_ Klatt). =Tritonia= Ker 18. (10.) Style-branches club-shaped. 19 Style-branches linear or subulate. 20 19. Stigmas notched. Flowers white or yellow. Spathe-bracts lacerated. Leaves short.--Species 2. South Africa (Cape Colony). =Streptanthera= Sweet