98 • FLORA OF ST. CROIX AND THE VIRGIN ISLANDS. 



012. Halophila Baillouii, Asclicrs. (in Xciiniayi-r, 1. c. p. 307). 



IJhizoiiic croei)in^, thin. Leaves oniiI, dcnliciilate, whoiled or oppo- 

 site, 3'" long-, ly" broad. Monoecious, 



Fl. ^ : .'5 niembranaeeous white braets; 1-3 stamens ; fihunent ^"' 

 long; anther e\ liiidrical, yellowisli, glabrous, l-celled. Tollen- 

 gi'ains rusiforin. 

 Fl. 9 : 3 persistent bracts, as in c? . Ovarj' sessile, ovate, }/" long, 

 - loculate. Style bifid, 2.1'" long; branches pointed, often of 

 unequal length. Capsule oval, glabrous, 2'" long ; seeds about 

 20, globose, hard, tessellate on the surface. Starch-giains trian- 

 gular. 

 Male tloAvers very rare comiiarcd to the nuudjer of female ones. 

 Fl. all the year round. Gregarious on the bottom of the seaon coarse 

 coral sand in a depth of from two to four fathoms, here and there. — St. 

 Thomas (harbour). 



813. Ruppia rostellata, Koch. 



Fl. all the year round. Gregarious in shallow rivulets, not uncom- 

 mon. — St. Croix (King's Hill Gut, in company witli a species of Chara); 

 St. Thomas (Tutu Gut, Krebs in Hb. Havn.). 



[Another Potamea, j)ossessing a creei)ing rhizome and delicate linear 

 leaves, has been found by me in the harbour of St. Thomas at a <lei>th of 

 Irom 3 to G fathoms, but on account of only sterile eipecimeus having been 

 obtained it remains a« yet undetermined.] 



Aiioie>i..i:. 



014. Anthurium Hucgelii, Sdiott (v. Boycr) {A. acaitlc. Sell.). 



Fl. July-Mar<'li. Young radical leaves very different from the older 

 ones, being lanceolate and long-petiolcd. 1 consider Schott's ^1. acaitlc 

 not to be specifically distinct from this species. On rocks and trees, not 



niiconimoii, often gregarious. — All islands, 



815. A. macrophylliun, Sell. 



I'l, July- Dec. Among rocks in fon'sts. uncommon. St, Jan (near 

 I'.ethania), 



81G. A. cordifolium, Ktli. (vAViM 'liiiii. r. Mar.M.n .Taiuolo) {hot. Ma^'. t. li^'Ol, T.^Ol 

 J>eiug a misprint in (iris. Fl. jt. ."lO"^). 

 Fl, July-Nov, Among rocks in forests, gregarioi^. here and thcic. — 

 St, Croix (Wills i;:iy, IJlue .Mountain); St. Jan (Macumbi, 12»>0'j. 



C17. Dieffenbachia Seguine, Sch. (v. Dunil) Cnno). 



I'^l. ^'May-Dec. In moist phiccs on lii<'li hills. iinconniuMi. — St. Thomas 

 (Caret Bay, 1000'). 



