216 MISSISSIPPI STATE GEOLOGICAL SURVEY [Bull. 
Hydrocotyle Bonariensis Lam. 
Marshes along the coast. Biloxi; Gulfport. May. 
Geol. Sur. Herb. 
Hydrocotyle ranunculoides L. Crowfoot-like Pennywort. 
Stagnant pools and ditches. Greenwood; Bay St. Louis; 
Deer Island. 
CENTELLA L. 
Centella Asiatica (L.) Urban (Hydrocotyle repanda Pers.). 
Asiatic Pennywort. 
Marshes and borders of pools; abundant a‘ong the coast; 
Biloxi; Gulfport; Bay St. Louis (Allison); Coastal Islands 
(Tracy). May. Geol. Surv. Herb. Allison Herb. 
CORNACEAE. Dogwood Family 
CORNUS L. Dogwood. 
Cornus stricta Lam. (C. fastigiata Michx.). Stiff Dogwood. 
Low damp ground along streams. Oxford; Taylor. May. 
Geol. Sur. Herb. 
Cornus amomum Mill. (C. sericea) Silky-Leaf Swamp Dog- 
wood. 
Low swamps along streams. Starkville (Tracy). May. 
Cornus asperifolium Michx. 
Thickets on dry limestone soil. Okolona; Jackson. May 
Cornus Florida L. Flowering Dogwood. 
Throughout the state in dry upland woods. Oxford; Tisho- 
mingo Co. (Allison) ; Carroliton; Hinds Co. 
Geol. Surv. Herb. Allison Herb. 
NYSSA_  L. 
Nyssa sylvatica Marsh. (N. multiflora L.) Highland Black 
Gum. 
Upland forests throughout the state. April. 
Allison Herb 
Nyssa biflora Walt. (N. sylvatica biflora Sarg.) Southern Black 
Gum. 
