ACANTHACE.E. (ACANTHUS FAMILY.) 365 



4. CALOPHANES. (Don.) 



Calyx lobes setaceous. Corolla fuiinel-shaped, regular, or 2-lipped. Anther 

 cells mucrouate at the base. Capsule 2-4-seeded. Otherwise like the pre- 

 ceding. Perennial erect herbs from a creeping base. 



1. C. oblongifolia, Don. Pubescent and somewhat hoary; stem 4- 

 angled, simple or sparingly branched; leaves nearly sessile, oval or obovate, 

 obtuse, the upper narrower and often acute; flowers solitary or 2-3 in a 

 cluster ; calyx lobes subulate-setaceous, as long as the oblong bracts and tube 

 of the spotted purple corolla. Dry sandy pine barrens. June -August. 

 Stem 6'- 12' high. Leaves -J'-l' long. Corolla 1' long. 



Vur. angusta, Gray. Smaller (6' high), rough-pubesceiit, diffuse, very 

 leafy; leaves oblong-linear, 4" -6" long; flowers smaller. South Florida. 



2. C. humistrata, Nees. Stem minutely pubescent, simple; leaves 

 smooth, membrauaceous, oblong, obtuse, slightly crenate, tapering into a slen- 

 der petiole ; flowers clustered, sessile ; calyx lobes subulate-setaceous, shorter 

 than the spatulate-obloug bracts ; corolla white. Shady banks, Georgia and 

 Florida. June- July. Stems -J- 1^ high. Leaves i'-li' long. Corolla 

 Y long- 



5. STENANDRIUM, Nees. 



Calyx 5-parted. Corolla salver-form, equally 5-lobed. Stamens 4 : anthers 

 1 -celled. Stigma truncate. Cells of the ovary 2 ovuled. Low perennial 

 herbs, with a scape-like stem, clustered radical leaves, and purplish flowers in 

 a terminal spike. 



1. S. dulce, Xees. Smooth or hirsute ; leaves oval or oblong, long-peti- 

 oled ; spike capitate, few-flowered, the bracts ciliate ; tube of the corolla longer 

 than the calyx ; capsule club-shaped. South Florida. Scape 6' high. 

 Leaves l'-3' long. Corolla \ f wide. 



6. QATESIA, Gray. 



Calyx 5-parted, the lobes subulate. Corolla salver-shaped, 5-lobed. Sta- 

 mens 2. Anther cells alike, one lower and oblique. Stigma capitate. Cap- 

 sule 2-4-seeded. 



1 G. Icfitevirens, Gray. Stem tomentose, mostly simple ; leaves ovate- 

 lanceolate, acuminate, tapering into a petiole ; the lower smaller and obtuse ; 

 spikes axillary and terminal, short-peduncled, leafy at the base, compact, few- 

 flowered ; bracts oblong, ciliate ; capsule oval, 4-seeded. Shady banks, Geor- 

 gia, Florida, and westward. June -Sept. Stem 3- 2 high. Leaves 2'- 4' 

 long. Corolla 4" -5" long, white. 



7. DIANTHERA, Gronov. 



Calyx 5-parted. Corolla bilabiate ; the upper lip emarginate ; the lower 

 3-lobed, rugose or veiny in the middle, spreading. Stamens 2 : anther cells 

 separated, one lower than the other. Stigma simple, acute. Capsule flat- 

 tened, narrowed downward, bearing the seeds above the middle. Seeds 

 mostly 4, supported by the appendages of the placenta. Perennial smooth 



