28 FLOKA OF JAMAICA Hcdyosmuiii 



HEDYOSMUM Sw. 



Branches jointed at the nodes. Flowers unisexual, sometimes 

 dioecious. Male flowers, without bracts. Anther single, oblong ; 

 the connective produced beyond the cells ; the cells parallel, 

 dehiscing longitudinally. Female flowers paniculate ; perianth 

 very short, 3-lobed ; style very short. Drupe 3-cornered. 



About 21 species, natives of the West Indies and tropical 

 America. 



Headache Bush. 



Leaves lanceolate 1. H. nutans. 



Leaves oblong-elliptical 2. H. arhorescens. 



1. H. nutans Sw. Prodr. 84 (1788); monoecious; leaves 

 narrowly lanceolate, long-acuminate ; anthers with the connective 

 produced beyond the cells nearly as long as the cells ; female 

 flowers distant from each other along the branches of a cvmose 

 panicle. >S'iy. FJ. Ind. Occ. 959, t 18 ; Griseh. FL Br. W. Ind. 

 173 ; SoJms in DC. Prodr. xvi. pt. 1, 479 ; Engler in Engl. & 

 Prantl Nat. Pfl. Hi. pt. 1, 13, /. 13. (Fig. 3, A-C.) 



Flowers throughout the year; Wright \ BrougMon\ Shakcspear \ 

 Swart2 [ Macfadyenl Morse's Gap, McNabl Port Royal Mts., Purdie\ 

 Wilson ! Blue Mts. ; Moneague ; Prior ! Morse's Gap, J. P. 900, Morris ! 

 Keith Hall, 2000 ft., Thompson ! Kentucky Hill, Bluefields Mt., 2000- 

 2500 ft., Harris ! El. Jam. 6467, 7976, 10,204. Cuba. 



Shrub 6-12 ft. high. Leaves 6-12 cm. 1., 11-18 mm. br. Male spikes 

 axillary with the female panicles, at first ellipsoidal, 1 cm. 1., then 

 cylindrical 2 cm. 1. ; with long peduncles 3 cm. 1. Female flowers, each 

 with an ovate bract. Drupe 2 mm. 1. 



2. H. arboreseens Sio. Prodr. 84 (1788); dicecious ; leaves 

 oblong- elliptical, shortly and abruptly acuminate ; anthers, the 

 connective scarcely produced beyond the cells, subpeltate at 

 apex ; female flowers in clusters of two or three enclosed by bracts, 

 clusters arranged along a panicle. Sio. Fl.Ind. Occ. 961 ; Griseh, 

 Joe. cit. ; Solrns torn. cit. 482 ; BaiU. Hist. Hi. 478 ; Engler torn, 

 cit. 12, f. 11 ; Urh. S^Jmh. Ant. iv. 192. (Fig. 3, D.) 



Flowers Aug. ; Wright ! Broughton ! Sicartz ! Macfadyen ! Manchester, 

 Purdie ! March ; J.P. 1084, Morris ! Catherine Peak, 4000 ft., Eggers I 

 Morse's Gap, G. Nichols \Cubsi, Porto Eico, Montserrat, Guadeloupe, 

 Dominica, Martinique, St. Lucia, St. Vincent, Trinidad, Brazil. 



Shrub 12-16 ft. high. Leaves 3-12 cm. 1., 1-5-4 cm. br. Male spikes 

 ellipsoidal, to 1 cm. 1., in clusters along a common peduncle. Drupe 

 3 mm. 1. 



