HYPERICACE^E. (ST. JOHN's-WORT FAMILY.) 55 



2. T. pubescens, Ait. Leaves hoary-tomentose on both surfaces, be- 

 coming smoothish above, obliquely truncate at the base, niucronate-serrate. 

 Rich soil, Florida to North Carolina. June. Leaves 4' - 5' wide. 



3. T. heterophylla, Vent. Leaves larger (6' -8' wide), deep green 

 above, white-tomentose beneath. Mountains of Georgia and North Carolina. 

 June- July 



2. CORCHORUS, L. 



Sepals 5. Petals 5, convolute in the bud. Stamens mostly numerous, sep- 

 arate. Style slender. Stigma dilated, crenulate. Capsule mostly elongated, 

 siliijue-like, loculicidally 2-valved, many-seeded. Herbs or shrubby plants, 

 with alternate serrate petioled leaves, and small yellow flowers on short 

 peduncles opposite the leaves. Stipules deciduous. 



1. C. pilolobus, Link. Stem much branched, hairy in lines; leaves 

 ovate and lanceolate, smooth ; peduncles 1 - 2-flowered ; stamens numerous; 

 capsule linear, compressed, 2-celled, many-seeded. Coast of Florida, aud 

 westward. Steins 1 - 2 high. Capsule 2' long. 



3. TRIUMFETTA, L. 



Sepals 5, linear. Petals 5, convolute. Stamens 10- 30, separate. Cells of 

 the ovary 2-5, 2-o vuled. Capsule unciuate hispid, 2-5-celled, mostly sepa- 

 rable into as many 1-2-seeded carpels. Chiefly shrubs, with lobed leaves, 

 aud small clustered yellow flowers. 



1. T. semitriloba, L. Hirsute, much branched; leaves round-ovate, 

 entire, or angularly 3-lobed ; peduncles 3-flowered, clustered in the axils ; 

 sepals pointed, as long as the yellow wedge shaped petals; stamens 10-15; 

 capsule globose. Manatee, Florida. Introduced. Stem 3 - 4 high. 



ORDER 20. HYPERICACE^E. (ST. JOHN'S-WORT FAMILY.) 



Herbs or shrubs, with opposite entire dotted leaves, without stipules, 

 and regular hypogynous, mostly yellow flowers. Sepals 4- 5, imbri- 

 cated in the bud, persistent. Petals 4 - 5, convolute or imbricated in 

 the bud, deciduous. Stamens mostly numerous, and often iinited at 

 the base into 3-5 sets : anthers introrse. Styles 2 - 5, often united, 

 persistent. Capsule 1-celled, with strictly parietal placentae, or 2 - 5- 

 celled by the meeting of the placentae at the axis, septicidally 2 - 5- 

 valved. Seeds very numerous, minute, anatropous, without albumen. 



Synopsis. 



* Petals convolute in the bud. 



1. ASCYRUM. Sepals and (yellow) petals 4. 



2. HYPERICUM. Sepals and (yellow) petals 5. Stamens without interposed glands. 



* * Petals imbricated in the bud. 



3. ELODES. Sepals and (rose-colored) petals 5. A gland between the sets of stamens. 



