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Key to ThysanocarpusView taxon page for Thysanocarpus
(For a list of species in Thysanocarpus, use the above link.) Jepson Manual glossary definitions can be seen by moving your cursor over words underlined with dots. 1. Proximal pedicels Stalk of an individual flower in an inflorescence, or the corresponding structure in fruit. in fruit 7–18 mm, ± straight except sharply reflexed Abruptly bent or curved downward or backward. near tips; fruit 7–10 mm wide, wing 1. Thin, flat extension or appendage of a surface or margin. 2. In many members of Fabaceae and in some other groups, each of two lateral petals. rays ± 0.1 mm wide, distinct; fertile anthers yellow ..... T. radians 1' Proximal pedicels in fruit 1.5–7(12) mm, recurved Gradually curved downward or backward. in a continuous arc, ± recurved, straight, or ± straight but not reflexed near tips; fruit 2.5–6(9) mm wide, wing rays 0 or 0.2–0.5 mm wide, distinct or generally ± not; fertile anthers yellow or purple 2. Fruit round, wing strongly incurved toward over-seed flat side, with spoon-shaped lobes 1. A major expansion or bulge, such as on the margin of a leaf, sepal, or petal, or on the surface of an ovary. 2. The free tips of otherwise fused structures, such as sepals or petals; larger than teeth. or occasionally perforated; proximal pedicels in fruit straight or ± recurved; fertile anthers yellow ..... T. conchuliferus 2' Fruit obovate to round, wing not incurved toward over-seed flat side, flat or ± incurved toward over-seed convex side, entire Having margins that are continuous and smooth (i.e., without teeth, lobes, etc.). , wavy-margined, shallowly to deeply crenate Pertaining to margins with shallow, rounded teeth, between which are usually acute sinuses (i.e., scalloped) , with spoon-shaped lobes, or perforated; proximal pedicels in fruit ± straight or recurved in a continuous arc; fertile anthers yellow or purple 3. Cauline leaves linear Elongate, with nearly parallel sides; narrower than elliptic or oblong. to narrowly elliptic In the shape of a flattened circle or ellipse; wider than linear , bases wedge-shaped, ± lobed or not, ± not clasping (lobed, clasping); basal At or near the base of a plant or plant part. Especially said of leaves clustered near the ground or of a placenta confined to the base of an ovary. leaves subentire, wavy-dentate, or pinnately lobed; fertile anthers yellow or purple 4' Fruit hairs 0.05–0.4 mm, club-shaped, or generally 0; fertile anthers purple 5. Proximal pedicels in fruit recurved in continuous arc; plants generally not branched from base; leaves generally greenish or basal occasionally purplish; fruit greenish ..... T. laciniatus 5' Proximal pedicels in fruit ± straight; plants branched from base; leaves purplish; fruit often purplish ..... T. rigidus 3' Cauline leaves lanceolate Narrowly elongate, widest in the basal half, often tapered to an acute tip. , bases lobed, clasping; basal leaves subentire to wavy-dentate; fertile anthers purple ..... T. curvipes 6. Stem hairy proximally, glabrous distally 7' Fruit < 6 mm, 3.0–5.5(6.5) mm wide, wing entire, crenate, divided into spoon-shaped lobes, or perforated
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Citation for the whole project: Jepson Flora Project (eds.) . Jepson eFlora, https://ucjeps.berkeley.edu/eflora/ [accessed on ]
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