32 



MALACEAE. 



X. ANISOPHYLLAE. 



Fruit orange, often with flushed cheeks : leaf-blades 



at the apex. 

 Fruit red or reddish : leaf-blades lobed and toothed. 



30. C. anisophylla. 



31. C. viaria. 



XI. COLONICAE. 

 Leaf-blades dentate, slightly glandular-margined. 



32. C. vicuna. 



XII. RECURVAE. 



Leaf-blades (exclusive of those on the shoots) less than 2 



cm. wide. 

 Fruit red. 

 Fruit yellow, orange, or orange-red, cheeked or splotched 



with red. 

 Prevailing leaves with the blades abruptly contracted 



at the base. 



Fruit 8-12 mm. thick : spines mostly 1-2 cm. long. 

 Leaf-blades conspicuously dentate and glandular. 

 Leaf-blades subentire, the glands less con- 

 spicuous. 



Blades obovate or suborbicular. 

 Blades much more elongate. 



Fruit smaller: spines numerous, 1.5-3.5 cm. long. 

 Prevailing leaves with the blades cuneate at the base, 



or with long-winged petioles. 

 Mature leaves more than 1 cm. wide. 



Vernal leaves long, conspicuously overreaching 



the flowers. 

 Petioles mostly short, never as long as the 



blades. 

 Petioles mostly elongate, sometimes as 



long as the blades. 

 Flowers large : sepals 4-5 mm. long. 

 Flowers small : sepals very small. 

 Vernal leaves less than 2 cm. long, the petioles 



33. C. recvrra. 



C. inopina. 

 C. villaris. 

 C. curva. 



3. C. adusta. 



C. illudens. 

 C. versuta. 



fhite-woolly. 41. C. incana. 



Mature leaves less than 1 cm. wide. 42. C. crocea. 

 Some or all of the leaves (exclusive of those on the shoots) 



2 cm. wide ; pubescence of the inflorescence copious but thin. 43. C. audens. 



XIII. LEPIDAE. 

 Fruit globose at maturity. 



Inflorescence tomentose : leaf-blades abruptly contracted 



below. 44. C. lepida. 



Inflorescence glabrous : leaf-blades cuneate or spatulate. 45. C. lacrimata. 

 Fruit pyriform or nearly so. 46. C. condigna. 



XIV. UNIFLORAE. 

 Mature fruit pyriform : sepals narrow. 47. C. Earlei. 



XV. CRUS-GALLI. 

 Ripe fruits bright, shining, red : spines slender. 



48. C. pyracanthoid.es. 



1. C. apiifolia (Marsh.) Michx. A shrub, or a small tree, 2-6 m. tall, with 

 smooth gray bark, usually with several crooked stems. Leaf -blades broadly 

 ovate or orbicular, 2-4 cm. long, 2-4. em. wide, acute at the apex, mostly 

 truncate or cordate at the base, pubescent, at least when young, pinnately and 

 deeply 5-7-cleft, the lobes sharply serrate: corymbs subsimple, 3-10-flowered : 

 pedicels and hypanthium pilose-pubescent: sepals la'nceolate, usually glandular- 

 serrate and colored at the tips: corolla 10-12 mm. broad: stamens about 20, 

 the anthers pink or purplish: fruit oblong or oval, 4-7 mm. long, scarlet: 

 nutlets 1-3, the hypostyle upwardly and dorsally extended over the apex. 

 PARSLEY-HAW. 



Low rich soil and swamps, and on banks, n. Fla. (Cont.) 



2. C. spathulata Michx. A shrub or small tree, sometimes 6-8 m. tall, with 

 gray or brown smooth or minutely scaly bark and usually several stems. Leaf- 

 blades spatulate or oblanceolate, 1-4 cm. long, 5-20 mm. wide, narrowed into 



