Key to Boykinia
View taxon page for Boykinia
(For a list of species in Boykinia, use the above link.)
Jepson Manual glossary definitions can be seen by moving your cursor over words underlined with dots.
1. Stipules ± 1 cm or more,
distal leaf-like;
petal >= 5 mm;
leaf Organ arising from a stem, generally composed of a stalk (petiole) and a flat, expanded, green, photosynthetic area (blade); distinguished from a leaflet by the presence in its axil of a bud, branch, thorn, or flower; sometimes with lateral, basal appendages (stipules); either simple (toothed, lobed, or dissected but not divided into leaflets) or compound (divided into leaflets).
blade Expanded portion of a leaf, petal, or other structure, generally flat but sometimes rolled, cylindric, wavy, or cupped.
divided > 1/2 to base;
inflorescence ± flat-topped
..... B. major 1' Stipules <= 0.4 cm, distal brown-bristly; petal generally < 4 mm; leaf blade divided < 1/8–1/3 to base; inflorescence ±
tapered Gradually (not abruptly) narrower or smaller at base or tip.
to tip
2. Petal generally > 3 mm, >
calyx lobe 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.
; flowers not crowded; leaf blade divided 1/4–1/3 to base
..... B. occidentalis 2' Petal generally < 3 mm, ± = calyx lobe; flowers crowded, ± overlapping; leaf blade divided < 1/8 to base
..... B. rotundifolia
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