MALVACEAE. 77 



long: calyx-lobes acuminate: petals crimson, 2-2.5 cm. long: capsules fully 1 

 cm. long. [H. tubiflorus DC.] 

 Hammocks, F. Keys. (W. I.) 



4. PABITIUM St. Hil. Shrubs or trees, resembling Hibiscus in habit, 

 but with the bractlets of the involucel united into a lobed cup. 



1. P. tiliaceum (L.) Juss. Small tree or shrub, the young parts velvety - 

 tomentose: leaf-blades suborbicular to ovate, 1-2 dm. long, shallowly toothed, 

 prominently veined beneath: calyx-lobes lanceolate or triangular-lanceolate: 

 petals yellow, 5-6 cm. long: capsule 2.5-3.5 cm. long, abruptly pointed. 

 MAHOE. 



Shores, E. Keys and F. Keys. (W. I.) Spr.-sum. 



5. THESPESIA Soland. Shrubs or trees, resembling species of Hibiscus. 

 Leaf-blades entire or angulate-lobed. Involucel of 3-5 narrow deciduous 

 bractlets. Sepals 5, partially or wholly united. Petals 5, showy. Carpels 

 united into a mostly indehiscent capsule. 



1. T. populnea (L.) Soland. Low tree or shrub: leaf -blades ovate, 5-12 cm. 

 long: calyx cup-like: petals 5-7 cm. long, yellow and purple: capsules de- 

 pressed, 3-4.5 cm. broad. SEASIDE-MAHOE. 



Shores, E. Keys and F. Keys. Nat. prob. of the Old World Tropics. (W. I.) 

 Sum.-fall. 



6. GOSSYPIUM L. Herbs, shrubs, or trees. Leaf-blades palmately 

 lobed or rarely entire. Involucel of 3 large bracts. Sepals 5, united into a 

 cup-like calyx. Petals 5, usually dark-colored at the base. Capsule 5-valved. 

 COTTON. 



Seed-body and hairs (cotton) tightly adherent. 1. G.hirsutum. 



Seed-body and hairs (cotton) easily separable. 2. G. barbadense. 



1. G. hirsutum L. Shrub or small tree, with usually hirsute twigs: leaf -blades 

 4-11 cm. wide, sometimes pubescent, 3-lobed, the lobes ovate to deltoid, as 

 long as the body of the leaf or very short: calyx becoming 1-1.5 cm. wide: 

 eorolla creamy- white except the purplish base, becoming pink; petals 3-5 cm. 

 long: capsules ovoid, 2.5-3 cm. long. WILD-COTTON. 



Hammocks, F. Keys. (W. I.) 



2. G. foarbadense L. Shrub with glabrous twigs, often 2 m. tall or more: leaf- 

 blades with 3-5 lanceolate or ovate-lanceolate lobes : capsules ovoid, acute, 3.5-5 

 cm. long. SEA-ISLAND COTTON. 



Sandy thickets and open woods n. Fla. and the upper pen. Presumably nat. of 

 trop. Am. (Con*., W. I.) 



Order HYPERICALES. 



Herbs, shrubs, or trees. Leaves various. Flowers mostly perfect, 

 complete and regular (irregular in Violaceae), sometimes involucrate. 

 Calyx of distinct or essentially distinct sepals. Corolla of distinct petals 

 (partially united in Fouquieriaceae), rarely wanting. Androecium of 

 several united carpels. Ovary superior, mostly with parietal placentae. 

 Fruit capsular, baccate, or drupaceous. 



Styles wanting : stigmas introrse. Fam. 1. TAMARICACEAE. 

 Styles present, distinct or united : stigmas terminal. 

 Stigmas not brush-like. 



Petals imbricate, not oblique: leaves alternate. Fam. 2. THEACEAE. 



Petals convolute, oblique : leaves opposite or whorled. Fam. 3. HYPEKICACEAE. 



Stigmas brush-like. Fam. 4. TORXERACEAE. 



