HERBERTIA, 71 



10. Herbertia Sweet. 

 [Alophia and Trifurcia Herb.). 



rerifintli-iwhe. none ; segments of the two rows very dissimilar ; 

 outer obovate-cuneate, spreading ; inner generally much smaller, 

 unguiciilate, not convolute. Stamens short, united in a tube ; 

 anthers liuear, spirally twisted when the flower fades. Ovary 

 clavate, 3-celled ; ovules many, superposed ; style filiform, its 

 branches shortly forked. Capsule, oblong, 3-valved. Seeds small, 

 angled by pressure. — Rootstock a tunicated bulb. Leaves linear, 

 plicate. Flowers fugitive, blue or lilac. Sweet's name, Herbertia, 

 has priority over Alophia, which is adopted for the genus by 

 Bentham. 



1. H. puLCHELLA Sweet Brit. Flow, Gard. t. 222; Lodd. Bot. 

 Cab. t. 1547; Herb, in Bot. Mag. t. 8862, figs. 1-2. Roterhe 

 bulbosa Steud. — Bulb globose, ^-f in. diam. ; tunics membranous, 

 dark brown. Produced basal leaves about 4, liuear, plicate, 3-6 in. 

 long. Stem very short, simple, rarely forked. Spathes cylin- 

 drical, 1^ in. long ; valves lanceolate, green, rather unequal. 

 Perianth fugitive, lilac; outer segments obovate, an inch long, the 

 claw white, spotted with lilac ; inner oblanceolate-unguiculate, 

 about as long as the stamens. Staminal column jL in. long; 

 anthers linear, ^ in. Style-branches shorter than the anthers, bifid 

 at the tip. Capsule clavate, f in. long. 



Hab. Chili, Argentine region and South Brazil. Described from a plant 

 that flowered at Kew in May, 1875. Grisebach says the Argentine jjlant has 

 outer segments yellow at the base of the limb and inner with 4 orange spots en- 

 closing a blue blotch. Mr. Bentham thought the eastern and western plants 

 might be distinct, and Klatt names the latter, Erganz. 34, H. lineata. Roterhe 

 is an anagram of Bertero. 



2. H. Watsoni Baker. Gelasine texana S. Wats. Cont. xii. 375, 

 non Herb. — Stem 6-8 ni. long, with 1-2 very narrow sheathing 

 leaves. Spathe 1^ in. long. Perianth purple ; outer segments 

 oblanceolate, an inch long ; inner obovate, J in. Filaments |- in. 

 long, united nearly to the top. Style ^ in. long. ; branches linear, 

 as long as the entire part. 



Hab. Texas ; damp prairies at San Antonio. Collected by Dr. Havard in 

 April, 1884. 



3. H. Drummondiana Herb, in Bot. Reg. xxviii. Misc. 65. H. 

 cmrulea Herb, in Bot. Mag. t. 3862, fig. 3. Alophia Drammondiana 

 Herb. Cypella Drummondii Graham. Iris hraelujstiijwa Schiede. 

 — Bulb small, ovoid; tunics brown. Produced leaves about 4, 

 narrow linear, erect, ^-1 ft. long. Stem slender, snnple or forked, 

 i-1 ft. long. Spathe cylindrical, 1^-2 in. long. Perianth fugitive, 

 blue, 2 in. diam. ; outer segments obovate, with a white claw 

 spotted with violet ; inner oblanceolate, acute, shorter than the 

 stamens. Staminal column blue, ^ in. long ; anthers \ in. long, 

 curling up after flowering. Style-branches shorter than the anthers, 

 bifid at the tip. Capsule clavate-oblong, an inch long. 



Hab. Texas, jDr!onw(;)i4 68 ! 411! 



