157 

 CYANEA Gaudichaud 



Calyx-tnbe adnate, ylobose to cylindrical, tlie lobes of variable length, short 

 tooth-like to several times the length of the tube, often foliaeeous, valvate rai-ely 

 connate, often separated by broad sinuses, persistent ; corolla tubular, more or 

 less curved, occasionally arched, 5-cleft, sub-bilabiate, the dorsal slit extending 

 beyond the middle ; staminal column free from the corolla, the two lower anthers, 

 rarely all tufted or bearded with whitish hair at the apex; stigma 2-lobed, hairy 

 at the back or l)ase of the short tleshy lobes; berry 2-eelled, orange yellow to purp- 

 lish red, or dark purple, globose to ovoid, with tleshy placentas ; seeds small, 

 ovoid, with a crnstaceous, smooth, shining brown testa ; milky shrubs or small 

 trees with only a few subherbaeeous species, including a medullary cavity, armed 

 or unarmed ; leaves entire or sinuately lobed or pinnate ; tiowers in axillary 

 racemes, of various sizes, whitish-green, with purplish tinge, to white and bluish, 

 and blue to dark purplish-red, to almost black. The pedicels bibracteolate about 

 the middle. An endemic Hawaiian genus with 52 species and 25 varieties, for 

 convenience's sake divided into five sections as follows: 



SECT. I. PALMAEFORMES HiUebr. 



Cyanea superba (Cham.) A. Gray in Proc. Am. Acad. V:149. 1862. 

 Lobelia siipcrba Chamisso in Linnaea VIII :223. 1833. 

 Macrodnliis siipcrbiis Presl Prodr. Monogr. Label. 47. 1836. 



( Plate 75.) 

 Trunk smooth 4-5.5 m high and 7.5-12.5 cm thick at the base, ivith a thin 

 woody zone, the large medullary cavity septate by closely set chartaceous dia- 

 phragms ; leaves obovate-oblong, 6-10 dm long, 15-20 em wide, obtuse or rounded, 

 but shortly acuminate, narrowing at the base, on distinct petioles of 5-7.5 cm, 

 crenate, but almost entire below, coriaceous, glabi-ate; peduncle (with ripe fruit) 

 30-35 cm long, tomentose, drooping, with the numerous s\ibsessile berries crowded 

 in a cluster near the apex, for the rest distantly bracteate, the bracts tomentose. 

 broad-oblong or lanceolate, obtuse, 24-40 mm long, besides two bracteoles of 12 

 mm in length at the base of each Hower; calyx velvety tomentose, the tube ob- 

 eonical, 10-14 nnn. the oblong coriaceous lobes 10-16 unn long; corolla arcuate, 

 tubular, with short eonnivent lobes and a long dorsal slit, 3.75 cm long, coria- 

 eeoas, whitish or cream-coloi'ed ; staminal column glabrous ; berry obconical, 16-20 

 mm long, 12-16 mm wide, yellow or orange, ribbed, erownecl by the calycine 

 lobes which are separated by conspicvious sinuses ; seeds rather large, 2 mm, dark 

 brown, smooth and shining. 



OAHU: Gulches of ]Mt. Kaala. ]Makalelia. Hillebraiul in Herbarium Berlin. 



The writer is not familiar with this species, as he has not seen it growing in 

 the field: he has, however, examined llillebrand's material in the Berlin Her- 

 barium. 



Cyanea superba velutina Rock 



Cyaiica superba p var. Hillebr. Flora Haw. Isl. 261. 1888. 



(Plate 76.) 

 Plant as in the species ; leaves larger on stouter petioles, and with a brownish 

 tomentum underneath. 



