Key to Simaroubaceae
View taxon page for Simaroubaceae
Jepson Manual glossary definitions can be seen by moving your cursor over words underlined with dots.
1. Tree, unarmed;
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).
30–90 cm,
pinnately compound,
leaflets with 2–4
teeth near base;
fruit a winged
achene Dry, indehiscent, 1-seeded fruit from a 1-chambered ovary, sometimes winged, often appearing to be a naked seed. A 1-seeded dry fruit derived from an inferior ovary of > 1 carpel (e.g., Asteraceae, Dipsacaceae) is sometimes called a cypsela.
..... AILANTHUS 1' Shrub, small
tree,
thorns large; leaf 1–1.5 cm,
simple Composed of a single part; undivided; unbranched.
,
entire Having margins that are continuous and smooth (i.e., without teeth, lobes, etc.).
; fruit a
drupe ..... CASTELA
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