PARSLEY FAMILY. 649 
ALABAMA: Coosa Valley to Coast plain. Damp sandy or gravelly places. Etowah 
County, Ballplay, open damp pine flats. Henry. Franklin, and Mobile counties. 
Flowers white, July, August; fruit ripe October. Infrequent; met with more fre- 
quently in the interior. Annual. 
Type locality: ‘‘In North America at Red River.” 
Herb. Geol. Surv. Herb. Mohr. 
AMMI L. Sp. Pl. 1: 243. 1753. 
Seven species. Warmer temperate Europe, Asia. 
Ammi visnaga Lam. FI. Fr. 3: 462. 1778. TOOTHPICK BIsHOP’s WEED. 
MEDITERRANEAN EUROPE, WESTERN ASIA, NORTHERN AFRICA. 
ALABAMA: Adventive on ballast, Mobile. Flowers white, May, June; fruit ripe 
August, September. Constant on the same locality for the past ten years without 
spreading. Biennial. 
Herb. Geol. Surv. Herb. Mohr. 
Type locality: “Cette plante croit dans les Provinces méridionales de la France 
et dans le Levant.” 
Ammi majus L. Sp. Pl. 1: 243. 1753. GREATER BisHOrP’s WEED. 
From the same region as the last; introduced at Mobile, and here and there escaped 
from gardens. Ashowy annual 4 or5 feet high, unfolding its numerous large umbels 
of white flowers in May and June. Biennial. 
Type locality: ‘‘Hab. in Europa australi.” 
Herb. Geol. Surv. 
HYDROCOTYLE L. Sp. Pl. 1: 234. 1753. 
About 75 species, perennials, widely distributed over warmer regions, chiefly in 
the Southern Hemisphere. North America, 9. 
Hydrocotyle umbellata L. Sp. Pl. 1: 234. 1753. WATER PENNYWORT. 
Ell. Sk. 1:346. Gray, Man. ed. 6,211. Chap. Fl. 159. Coulter, Contr. Nat. Herb. 
2:149. Griseb. Fl. Brit. W. Ind. 307. 
West Inpies, Mexico, SouTH AMERICA, GALAPAGOS ISLANDS. 
Carolinian and Louisianian areas. Southeastern New England; west to Michigan, 
south along the coast to Florida; west to Texas. 
ALABAMA: Central Prairie region to Coast plain. Stagnating water, deep ditches, 
miry pools, often floating. Autauga, Montgomery, Baldwin, and Mobile counties. 
Flowers in May. Abundant on the wet borders of the river swamps in the coast 
plain. 
Type locality: ‘‘ Hab. in America.” 
Herb. Geol. Surv. Herb. Mohr. 
Hydrocotyle canbyi Coult. & Rose, Bot. Gaz.12:103. 1887. 
CANBY’S PENNYWORT. 
Hydrocotyle umbellata ambigua Gray, Man. ed.5,190. 1867. Not H. ambigua Pursh. 
Gray, Man. ed. 6, 211. 
Carolinian and Louisianian areas. New Jersey and Maryland. 
ALABAMA: Coast plain. Muddy borders of ponds. Mobile County; rare. 
Type locality: ‘‘New Jersey to Maryland.” 
Herb. Géol. Surv. Herb. Mohr. 
Hydrocotyle verticillata Thunb. Diss. 2:415. 1798. WHORLED PENNYWORT,. 
Hydrocotyle interrupta Muhl. Cat. 30. 1813. 
Ell. Sk.1:345. Gray, Man, ed. 6, 211. Chap. Fl. 159. Coulter, Contr. Nat. Herb. 
2:149. 
MExico, BRAZIL. 
Carolinian and Louisianian areas. Coast southern Massachusetts to Florida, west 
to Louisiana, Texas, Arkansas, Arizona, and southern California. 
ALABAMA: Central Prairie region to Coast plain. Damp and wet places. Mont- 
gomery County. Barbour County. Eufaula County (Z. A. Smith). Baldwin and 
Mobile counties; abundant. 
Type locality not ascertained. 
Herb. Geol. Surv. Herb. Mohr. 
Hydrocotyle ranunculoides L. f. Suppl. 177. 1781. CRrowroot-Lik— PENNY WORT. 
Ell. Sk.1:346. Gray, Man. ed. 6, 211. Chap. Fl. 159, Coulter, Contr. Nat. Herb. 
2:149. 
