66 DESCRIPTIONS OF THE SHRUBS 



A. Branches reddish brown or brown ; fruit coral-red. American 

 Barbkkrv (16) — Berberis canadfesis. 



* Leaves thin, deciduous, usually without notches. 



B. Branches reddish brown ; flowers orange-yellow in racemes ; 

 fruit dark blue. (C.) 



C Flowers and fruit pendulous. Turkestan Barberry — Ber- 

 beris heter6poda. 

 C. Flowers and fruit erect. Persian Barberry — Berberis in- 

 teg^rrima. 

 B. Branches brown, grooved ; flowers pale yellow, nearly solitary 

 (1-3) ; fruit bright red; leaves small (J-H inches long), spatu- 

 late ; low dense shrub, 2-4 feet. Thcnberg's Japanese Bak- 

 BERKY (12) — Berberis Thunb^rgii. 



* Leaves thick, small (J-1 inch long), usually entire and about ever- 



green. (D.) 

 D. Flowers solitary on long stems, orange ; fruit blackish purple. 

 Box-LEAVED Barberry (17) ■ — Berberis buxifblia. 



D. Flowers (2-6) in umbels ; leaves with rolled edges, small (J-li 

 inches). S.m all-leaved Barberry — Berberis stenophylla. 



* Leaves holly-like, spiny-toothed. (B. ) 



E. Flowers in simple racemes, orange-yellow. Holly-leaved Bar- 

 berry (18) — Berberis ilicifdlia. 



E. Flowers in compound racemes. (F.) 

 F. Leaves with many spiny teeth. Bearded Barberry (19) — 



Berberis aristJita. 

 F. Leaves with few large strong spines. Jameson's Barberry 

 — Berberis J^mesoni. 



KEY TO THE BARBEERIES WITH COMPOUND 

 EVEKGEEElSr LEAVES.— MAHONIA. 



* Leaves almost without stalk below the blades. (A.) 



A. Blades 3-7, thick, dull and whitish. Fremont's Mahonia — 



Mahonia Frfemoiiti. 

 A. Blades 5-17, thick, dark green, shiny, with few teeth ; height 2-3 



feet. Mahonia (20) — Mahonia pinn^ta. 

 A. Blades 0-13, large (2-5 inches long) ; height 5-10 feet. Japan 



Mahonia (15) — Mahonia japonioa. 



A. Blades 5-25, smaller, rigid with fewer teeth ; height 4-6 feet. 

 Nepaul Mahonia — Mahonia nepal^nsis. 



* Leaves decidedly stalked below the blades. (B.) 



B. Blades rounded or square at base. (C.) 



