Contains 4 accepted taxa overall.

Characteristics
Lithospermum L.
GROMWELL
Classification
BORAGINALES
Lithospermum
Citation
LITHOSPERMUM Linnaeus, Sp. Pl. 132. 1753.
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TYPE: Lithospermum officinale Linnaeus Lectotypified by Britton & A. Brown, Ill. Fl. N. U.S., ed. 2. 3: 87. 1913.
Distribution Map Present

This species have been reported in the counties highlighted.

Species
Scientific Name Common Name Herbarium Specimens Status Photos
Lithospermum caroliniense HAIRY PUCCOON Native
Lithospermum incisum NARROWLEAF GROMWELL Native
Lithospermum tuberosum TUBEROUS GROMWELL Native
Lithospermum virginianum FALSE GROMWELL; WILD JOB'S TEARS Native
Identification Key
1.  Mid-stem leaf blades linear, 0.5-3 mm wide; with cleistogamous and chasmogamous flowers, chasmogamous corolla 15-40 mm long, cleistogamous corolla (0)2-6 mm long
1.  Mid-stem leaf blade linear-lanceolate, lanceolate, ovate, to obovate, 3.5-20 mm wide; flowers chasmogamous, corolla 4-25 mm long
2
2.  Leaf blade lateral veins not readily apparent; corolla heterostylous
2.  Leaf blade with conspicuous lateral veins extending through much of the blade length; corolla not heterostylous
3
3.  Fleshy fusiform roots several at the base of the plant; corolla 4-7 mm long, lobes spreading, style 2-3 mm long, included
3.  Mostly one taproot at the base of the plant; corolla 8-14 mm long, lobes erect to appressed, style 10-19 mm long, exserted
Genus Synonyms
Synonym Full Citation Basionym Type
Batschia TYPE: Batschia caroliniensis J. F. Gmelin
Cyphorima Cyphorima Rafinesque, Amer. Monthly Mag. & Crit. Rev. 4: 191, 357. 1819. TYPE: Lithospermum latifolium Michaux
Lasiarrhenum Lasiarrhenum I. M. Johnston, Contr. Gray Herb. 70: 15. 1924. TYPE: Lasiarrhenum strigosum (Kunth) I. M. Johnston 1924. (Onosma strigosum Kunth 1818.)
Macromeria Macromeria D. Don, Edinburgh New Philos. J. 13: 239. 1832. TYPE: Non designatus.
Nomosa Nomosa I. M. Johnston, J. Arnold Arbor. 35: 24. 1954. TYPE: Nomosa rosei I. M. Johnston 1954.
Onosmodium Onosmodium Michaux, Fl. Bor.-Amer. 1: 132, t. 15. 1803. TYPE: Onosmodium hispidum Michaux 1803, nom. illegit. (Lithospermum virginianum Linnaeus 1753; Onosmodium virginianum (Linnaeus) de Candolle 1846.) Lectotypified by Britton & A. Brown, Ill. Fl. N. U.S., ed. 2. 3: 90. 1913.
Osmodium Osmodium Rafinesque, Med. Repos., ser. 2. 5: 352. 1808. TYPE: = Onosmodium Michaux 1803.
Pentalophus Pentalophus Alph. de Candolle, in de Candolle, Prodr. 10: 86. 1846. TYPE: Non designatus.
Perittostema Perittostema I. M. Johnston, J. Arnold Arbot. 35: 30. 1954. TYPE: Perittostema pinetorum (I. M. Johnston) I. M. Johnston 1954. (Lasiarrhenumn pinetorum I. M. Johnston 1935.)
Psilolaemus Psilolaemus I. M. Johnston, J. Arnold Arbor. 35: 33. 1954. Psilolaemus revolutus (B. L. Robinson) I. M. Johnston 1954. (Lithospermum revolutum B. L. Robinson 1892.)
Purshia Purshia Sprengel, Anleit. Kenntn. Gew., ed. 2. 2: 450. 1817, non Rafinesque 1815, nec de Candolle ex Poiret 1816. TYPE: = Onosmodium Michaux 1803.
Ulugbekia Ulubgekia Zakirov, Fl. Uzbekistan 5: 632. 1961. TYPE: Ulugbekia tschimganica (B. Fedtschenko) Zakirov 1961. (Lithospermum tschimganicum B. Fedtschenko 1906.)