ORDER 141. H^EMODORACE^E. 335 



ORDER CXL. BROMELIACE^E. BROMELIADS. 



Herbs hard, dry, rigid, and often scurfy, with regular double perianths, 

 nearly or quite free from the ovary. Stamens 6, anthers introrse. Ovary 

 3-cellcd. Seeds numerous, with mealy albumen. All tropical, and capable 

 Df living in air alone. 



1. TILIiANDSIA, L. Sepals 3, membranous, convolute. Pet. 3, pela- 

 loid, imbricate, spreading above. Sta. hypogynous. Ovary free. Caps, 

 with '6 double cartilaginous valves. Seeds slender, on comous stipes. 11 

 Scurfy air plants, with perennial 2-ranked narrow leaves. 



* Stems rigidly erect. Lvs. linear-filiform Fls. in bracted spikes, blue Nos. 2 4 



*1 T. iiKiieoidcN L. Long Mots. Stems filiform, pendulous, branched; Ivs. linear- 

 filiform, curled, 12' ; fls. solitary, green or gray. Low lands, Va.. and S. Han<;s in 

 trray ft-stooii* from the branches of every tt . Used in upholstery. 



2 T. Bart ra mil Ell. Stems slender. If ; Ivs. shorter, smooth ; spike branched, 3 4', 



loose-flowered ; pet. spreading at apex, as long as the bracts. Qa., Fla. 



3 T. caeapltosa Leconte. Stems in dense clusters, 36' ; leaves scurfy, much longer, 



erect ; spike 3- or 4-flowered, \\i' ; pet. recurved, longer than the bracts. E. Fla. 



4 T. reotirvata Willd. Scapes filiform, 2-flowered, 6' ; Ivs. scurfy, recurved. E. Fla. 



2. ANANASSA SATIVA. PINEAPPLE. Raised in hothouses for its 

 well-known fruit, which consists of a consolidated abortive flower-spike. From S. Am 



ORDER CXLI. H^EMODORACE^E. BLOODWORTS. 



Herbs perennial, with fibrous roots, equitant or rosulate leaves, and perfect 

 fencers. Perianth regular, 6-parted, scurfy or woolly outside, more or less 

 adherent Stamens 6 or 3, and opposite the petals, anthers introrse. Ovary 

 3-celled, 1-styled. Capsule covered with the withered perianth. Seeds 

 with cartilaginous albumen. 



{ Ovary wholly adherent. Stamens 3, exserted. I'erianth woolly outside LACNANTHES. 1 



5 Ovary half free. Stamens 6, included. x Corymbed perianths woolly all over LormoLA. 2 



jc Rncemed perianths rufous-scurfy A LKTRIS. 3 



1. LACNANTHES, Ell. RED-ROOT. Fls. woolly outside, oblong. Sep. 

 linear. Sta. 3, and style filiform, exserted. Caps, oo-seeded. U Roots 

 fibrous, red. Lvs ensiform, equitant. Fls. in a dense corymb. July Sept 



L. tlnctorla Ell. Swamps, R. I. to Fla. Stem strictly erect, 1^ 2f ; leaves mostly 

 radical, 34" wide by 9', or more ; flowers 45", glabrous and yellow inside. 



2. LOPHIOLA, Ker. CREST-FLOWER. Fls. woolly outside and in 

 side, oval. Sepals oblong. Sta. 6, glabrous, not exserted. Styles sepa- 

 rable, conical with the 1 stigma. Seeds white. 1C Root creeping. Stem 

 Hexuous, corymbous above, densely clothed with soft white wool. .11., Aug. 



L. a urea Ker. Sandy swamps, N. J. to Fla. Stem 1 2|f; leaves mostly radical 

 shorter than the stem ; flowers yellowish under the white wool. 2''. (Conostylis, Ph.) 



3. ALETRIS, L. STAR-GRASS. COLIC-ROOT. Perianths rugous, as if 

 scurfy or mealy, tubular, 6-cleft, arranged in a slender raceme. Styles 



