Flora of North America species comparison

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Callitriche terrestris

terrestrial water-starwort
Stem

and leaf scales present.
Leaves

connate at base, obovate-oblanceolate to spatulate, 1.5–3.9 × 0.8–1.4(–1.5) mm, 2+-veined.
Inflorescences

bracts absent.
Pedicels

0.4–0.6 mm in fruit.
Flowers

usually solitary or 1 staminate and 1 pistillate opposed by 1 pistillate;

styles deflexed;

pollen yellow.
Schizocarps

(0.5–)0.6–0.7(–0.8) × (0.5–)0.8–1 mm, shorter than wide;

mericarps black, not swollen, winged only at apex, wings straight, 0.01–0.03 mm wide.
2n

= 10.

Callitriche terrestris
Phenology Flowering Apr–Jul(–Aug), Nov–Dec.
Habitat Seasonally wet hollows, damp soils, cultivated fields, rocky grounds, paths, tracks, sandy bars.
Elevation 0–600 m. [0–2000 ft.]
Distribution
from FNA
AR; CT; DC; IL; IN; KS; KY; LA; MA; MO; MS; NC; ND; NY; OH; PA; TN; TX; VA; NB; Mexico; Central America; South America [Introduced in Asia (China, Japan)]
[WildflowerSearch map]
[BONAP county map]
Parent taxa Plantaginaceae > Callitriche
Sibling taxa
C. brutia, C. fassettii, C. hermaphroditica, C. heterophylla, C. longipedunculata, C. marginata, C. palustris, C. pedunculosa, C. peploides, C. stagnalis, C. stenoptera, C. trochlearis
Name authority Rafinesque: Med. Repos., hexade 2, 5: 358. (1808) — (as terrestre)
Source FNA vol. 17, p. 54. Treatment author: Richard V. Lansdown.
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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(If the plant you're looking for doesn't show up in the auto-complete list, that means it either isn't described in Flora of North America yet, or it's listed under a synonym. And please note that Flora of North America is still missing several plant families, including Boraginaceae and Polemoniaceae.)

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