118 
31. HALORAGE.E. 
spike. — E. B. S. 2854. — L. 3 or 4 in a whorl, submersed. — 
Ponds and ditches. P. VII. VIII. E. S. 
2. Ilii’puiiis Lain. Marc’s Tail. 
I. H. vulgaris (L.) ; 1. linear (> — 12 in a whorl with a callous 
])oint. — E. B. 7<>3. 8Y. 44. 1. — St. simple, or sometimes branch- 
ing at the base, erect. FI. in the axil of each of the npj)cr leaves, 
often without stamens. In dec]) water the submersed leaves are 
elongated daccid ])ellucid and not callous at the end. — In stag- 
nant water and slow streams. P. VI. VII. 
3. Callitriche Linn. 
1. C. verna (L.) ; fr. nearly sessile: lobes parallel in j>airs 
bluntly heeled on the back, styles constantly erect, bracts falcate. 
— E. B. 722. R. 1. 1. 881. R. 474(). — Fr. small “ lobes converging 
at the hack.” Floating 1. sj)atlndate rarely linear, submersed 1. 
linear, “ invariably connate.” Bracts crossing each other over 
the gernien, shorter than the fruit. — Common in stagnant water 
and slow streams. A. or P. IV. — IX. Water Starwort. 
2. C. platycarpa (Kiitz.); fix nearly sessile: lobes parallel in 
pairs slightly winged at the hack, styles erect in the flower rejiexed 
closely over the fruit, br<acts falcate. — E. B. S. 28(i4. R. I. t. 883 
— 88!1. R. 4748. — Fr. twice as large as that of C. verna, pale 
when dry. L. all ovate or spathulate in all the British specimens 
that I have seen. — [C. stagnalis (Scop.) Kiitz. only differs from 
this by having the lobes of its fr. all diverging in a stellate man- 
ner.] — Common on mud or in shallow water, rarel)' in deej) water, 
throughout Britain. A. or P. V. — IX. 
3. C. pedunculata (DC.) ; fr. stalked or nearly sessile, lobes 
parallel in j>airs obtusely keeled at the hack, styles divaricate in 
the fl. reflexed over the fruit, bracts 0. — E. B. S. 2G0b. — L. lineal’, 
up])er ones broader in the middle. Fr. stalked, small, the size 
of that of C. verna. — sessilis (Bab.); 1. linear, ujiper 1. (float- 
ing) ovate-s])athulate, fr. sessile. I consider this to be the C. tenui- 
folia Pers., Fries, but not having seen specimens of their plant do 
not venture to adopt that name. — [C. hamulata (Kiitz.) closely re- 
sembles var. [3. but has always large falcate bracts.] — In marshes. 
lakes. A. or P. VI. — IX. 
4. C. autmnnalis (L.); fr. nearly sessile: lobes diverging in a 
stellate form broadly and acutely winged at the back, styles spread- 
ing, bracts 0, 1. all linear and broadest at the base. — E. B. S. 
2732. R. 4749. b. — F’r. 4 times as large as that of C. verna, 
dark brown, 1 or 2 of the lobes often abortive. L. dark green, 
all submerged, abrupt at the end. — Rare. Anglesea. Loch of 
Cluny, F'orfar. Islay. Cong, Mayo. A. or P. VI. — IX. 
