44:2 OKDER LXXXV. HTDROPHTLLAC^. 



Genus III— CAN'TUA. Juss. 5—3. (Gilia.) 

 (The Peruvian name of this plant.) 



Cali/x 3 — 5-cleft. Corolla funnel-form. S{igma 3-cleft, 

 spotted. Stamens 5. Capsule 3-celled, many-seeded. Seeds 

 angled. 



1. C. coronopiko'lia, (Willd.) Stem pubescent. Leaves pinnatifid, 

 sessile, fasciculate, with smooth, linear segments. Flowers in long race- 

 mose panicles. Calyx pubescent ; segments subulate. Corolla dotted 

 with red. Stamens inserted into the tube of the corolla. Capsule ob- 

 long, 3-furrowed. — Red and yellow. $ . July. On the Congaree, 

 near Columbia, S. C. Standiiig Cypress. Gilia coronopifolia. 



One of the most beautiful of our native plants, which has become extensively in- 

 troduced into our gardens. We have also found it on tlie Ocmulgee, near Macon. 



Genus IV.— COLLO'MIA. Nutt. 5—1. 

 (From kolla, glue.) 



Calyx 5-cleft, somewhat campanulate, large. Corolla fun- 

 nel-form, 5-lobed, lobes oval, oblong ; tube straight, long, slen- 

 der. Capsule 3-celled, triangular. Seeds oblong, angular, 

 covered with a mucilage containing the fibro-cellular tissue. 



1. C. linea'ris, (Nutt.) Stem pubescent. Leaves oblong-linear, 

 somev/hat lanceolate, floral ones ovate-lanceolate, acute. Calyx viscid. 

 —Whitish-purple. ©. June. Louisiana. 



Order LXXXV.— HYDROPHYLLA'CE^. 



Calyx 5 — 10-cleft, persistent. Corolla hypogynous, 5-lobed, 

 with two lamellae at the base of each lobe. Stamens 5, alternate 

 with the segments of the corolla. Ovary simple, 1 -celled ; 

 ovule suspended. Style 1, bifid. Placentae 2, parietal. Fruit 

 capsular, inclosed in the permanent calyx. Few or many 

 seeded. Herbaceous plants, hispid. 



Genus 1.— HYDROPHYL'LUM. 5—1. 



(From hudor^ water, and j>7mWara, leaf.) 



Calyx 5-parted. Corolla campanulate, 5-cleft, with 5 longi- 

 tudinal nectariferous grooves on the inside. Stamens 5, ex- 

 serted ; filaments bearded. Capsule globose, 1-celled, 2-valved, 

 usually 1 -seeded. 



1. H. Virgin'icum, (L.) Stetn erect, nearly glabrous. Leaves \)mx\Q.i& 

 and pinnatifid ; segments oval-lanceolate, serrate. Flowers in compact 

 axillary clusters ; segments of the calyx linear. — Blue. Ti. May — 

 June. In shady, rocky situations. 1 — 2 feet. 



?. H. Canaden'se, (L.) Nearly smooth. Leaves palniately 5 — 7- 

 lobed, rounded, unequally toothed. Floioers in globose cymes ; pedun 



