Key to Cercocarpus

View taxon page for Cercocarpus

(For a list of species in Cercocarpus, use the above link.)

Jepson Manual glossary definitions can be seen by moving your cursor over words underlined with dots.

1. Leaf 

blade 

Expanded portion of a leaf, petal, or other structure, generally flat but sometimes rolled, cylindric, wavy, or cupped.

 

entire 

Having margins that are continuous and smooth (i.e., without teeth, lobes, etc.).

; anthers glabrous ..... C. ledifolius

2. Leaf blade generally 3–10 mm, margin inrolled to midrib; plants highly branched ..... var. intricatus

2' Leaf blade 10–30 mm, margin flat to inrolled but not to midrib; plants moderately branched

3. Leaf oblanceolate to lance-elliptic, (3)9(11) mm wide, abaxially glabrous to sparsely woolly, midrib, veins visible ..... var. intermontanus

3' Leaf narrow-lanceolate, 2–5(7) mm wide, abaxially densely woolly, midrib, veins obscure ..... var. ledifolius

1' Leaf blade toothed to 

crenate 

Pertaining to margins with shallow, rounded teeth, between which are usually acute sinuses (i.e., scalloped)

; anthers hairy

4. Leaf leathery, abaxially white-woolly – s ChI (Santa Catalina Island) ..... C. traskiae

4' Leaf not leathery, abaxially ± sparsely hairy

5. Leaf thin, abaxial areoles glabrous – PR (Riverside, San Diego cos.) ..... C. minutiflorus

5' Leaf thin to thick, abaxial areoles sparsely hairy ..... C. betuloides

6. Leaf blade generally 10–27(40) mm, < 15 mm wide ..... var. betuloides

6' Leaf blade generally (20)27–70 mm, > 15 mm wide

7. Leaf wide- to oblong-ovate, base rounded; flowers, fruits generally 1–6(12) ..... var. blancheae

7' Leaf obovate, base 

tapered 

Gradually (not abruptly) narrower or smaller at base or tip.

; flowers, fruits 1–3 ..... var. macrourus

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