453 ACANTHACE*. 



Sect. 3. Ceyphiacanthus, Ns. — Calyx i-partiU. Capsule subterete, ^-lA-seeded from 

 near the hose : relinacula bluntish at the summit, — Cymes terminal aad axillary : 2 

 bracts below the lateral flowers. 



— 4. It. tnberosa, L. Herbaceous, glabrescent, glandular above; leaves elliptical, 

 bluntish, cuneaie at the peiialed base j cymes dichotomous, often in a spreading panicle ; 

 calyx-segments linear-filiform, much longer than the linear bracts ; corollMube enlarged 

 below the middle .- narrow part exceeded by the calyx ; capsule lanceolate-oblong, 10-12- 

 seeded, pubescent. — 5^. t. 95./. 1 : the fruit and a leaf. Desc. Fl. 2. i. 113.— R. clandes- 

 tina, L. _ Cryphiacanthits barbadensis, Ns. ! — 1'-2' high ; calyi 5"'-8"', blue corolla li"- 

 ,2", capsule 6" -13'" long. — HaB. Jamaica Ij all coll., along road-sides ; Antigua !, Wullachl., 

 Dominica !, Imr., Barbadoes ; Trinidad !, Sieb. Trt 91 ; [Texas 1, California 1 ; Cuba ! and 

 Mexico I to Guiana 1 and Peru] . 



5. B. acuminata, Or, in. sp.). Herbaceous, glabrescent ; leaves oblong-lanceolate, 

 acuminate, tapering into the petiole, subentire ; cymes few-Jlowered : flowers shortly pedi- 

 cellate, several ofteu one-sided ; calyx pilose : segments linear-aCuminate, mucb longer than 

 the lanceolate bracts ; corolla-tube enlarged much above the middle : cylindrical part twice 

 to thrice as long as the calyx ; capsule spatbulate-lanceolate, pointed, 8-6-seeded, pnberu- 

 lous, included in the calyx. — Allied to Cryph. macrosiphon, Ks. Stem l' high, ascending, 

 leafy ; leaves 3"-4" long, about 1" broad, lineolate, glabrous, veiny, nearly as long as the 

 axillary cymes; bracts 2'", calyx 6"'-8"', narrow part of the corolla IJ", campanuUte part 

 6"'-8"', roundish lobes 8'", capsule 6'" long; seeds smooth, flat-comjiressbd, round, puberu- 

 lous : margin thickened. — HaB. Jamaica !, March, in the mountains. 



3, STEMONACANTHUS, Ns, 



(Arrhostoxylum, MaH.) 



Calyx S-fid or 5 -partite, eqnali Co)'offff-i!aie slightly cuiTcd, claVate ! lobes spreading, 

 subequal. Stamens didynamous, exserted ; anther-cells parallel, often produced beyond the 

 connective. Capsule of Bueltia. — Shrubs or herbs; cymes paniculate or contracted. 



6. S. macrophyllus, Ns. I Shrubby ; leaves ovate, poiotleted, contracted into the 

 long petiole, glabrescent ; cymes loose, long-peduncled ; pedicels 2-bracteolate near the 

 summit; calyx '^-jid to the middle: lobes lanceolate, acuriiinate ; corolla crimson ; anthere 

 sagittate-incumbent j capsule lZ-20-seeded above the middle, spathulate, contracted into the 

 solid claw below the seeds ; retinacula subulate. — Vahl, Symb. 2. t. 39. Bot. Reg. 1846, t. 7. 

 Bot. Mag. t. 4448.— Ruelha, V. S. Humboldtianus, JVj.— Leaves 6"-4", calyx 4"'-5"', 

 corolla 14"-2", capsule 8'" long.— Hab. Jamaica !, Waters, March; [Cuba and Mexico to 

 Venezuela ! and Ouiana]. 



7. S. fulgidtts, Gr. Shrubby ; leaves ovate, pointed or shortly acuminate, contracted 

 iuto the long petiole, glabrous; cymes contracted, 5 -flowered, longspeduncled ; flowers 

 sessile, supported by bracts ; Calyx ^-fid beyond the middle : lobes lanceolate-acuminate ; 

 corolla crimson ; anther-cells produced beyond the connective, bluntish at the base ; cap- 

 sule 1%-16-seededj spathulate ; solid claw half as long as the cells : retiuaCula 2-3-denticu- 

 late at the Suramit.^Arrhostoxylum, Mart., Ns. .'^^Proportions of the preceding ; flower- 

 heads supported by a pair of leaves. — Hab. S. Vincent!, Guild.; [Venezuela!, New 

 Granada}. 



8. Si eoccin6us, Gr. Shrubby; leaves ovate-lanceolate, bluntish, petioled; cymes 

 contracted, 3-flowered : peduncle exceeded by the leaf: flowers sessile, suppoi'ted by bracts ; 

 calyx deei^lyli-fid: lobes lanceolate-linear ; corolla crimson ; anther-cells produced beyond 



[Haiti to S. Croix]. 



4. BLECHUM, P. Br. 



Calyx S-partite, equal, 2-bracteolate. Corolla infundibular, slightly curved, nearly regu- 

 lar. Stamens didynamous, included : anther-cells parallel. Capsule ovoid, 8-seeded from 



