San Diego Natural History Museum--Your Nature ConnectionSDNHM Biodiversity Research Center of the Californias: Botany Department

Checklist of the Vascular Plants of San Diego County
Documented with Herbarium Vouchers

ANGIOSPERMS: EUDICOTS

POLYGALACEAE — Milkwort Family
Polygala cornuta Kellogg var. fishiae (C. Parry) Jepson {SD 131245}
4 1-1-2
FISH'S MILKWORT
POLYGONACEAE — Buckwheat Family
Centrostegia thurberi Benth. {SD 119081}
[Chorizanthe t. (A. Gray) Wats.]
THURBER'S SPINEFLOWER
Chorizanthe brevicornu Torrey var. brevicornu {SD 119643}
[C. b. ssp. b.]
BRITTLE SPINEFLOWER
Chorizanthe corrugata (Torrey) Torrey & A. Gray {SD 115606} CORRUGATE SPINEFLOWER
Chorizanthe fimbriata Nutt. var. fimbriata {SD 118602} FRINGED SPINEFLOWER
Chorizanthe fimbriata Nutt. var. laciniata (Torrey) Jepson {SD 130421} LACINIATE SPINEFLOWER
Chorizanthe leptotheca Goodman {SD 106489}
4 1-2-2
RAMONA SPINEFLOWER
§Chorizanthe orcuttiana C. Parry {SD 77926}
1B 3-3-3 CE / FE
ORCUTT'S SPINEFLOWER
Chorizanthe polygonoides Torrey & A. Gray var. longispina (Goodman) Munz {SD 104394}
[C. p. ssp. l.]
1B 2-2-2 FSC
KNOTWEED SPINEFLOWER
Chorizanthe procumbens Nutt. {SD 121063, 123437}
[C. p. var. albiflora Goodman, var. p.]
PROSTRATE SPINEFLOWER
Chorizanthe rigida (Torrey) Torrey & A. Gray {SD 16786} RIGID SPINEFLOWER
Chorizanthe staticoides Benth. {SD 128561}
[C. s. ssp. s.]
TURKISH RUGGING
!Chorizanthe xanti S. Watson var. leucotheca Goodman {SD 162004}
1B2-2-3
WHITE-BRACT SPINEFLOWER
!Chorizanthe xanti S. Watson var. xanti {SD 22048} PINYON SPINEFLOWER
!Chorizanthe watsonii Torrey & A. Gray {SD 161062} WATSON'S SPINEFLOWER
*Emex spinosa (L.) Campdera {SD 115355} DEVIL'S THORN, SPINY EMEX
Eriogonum angulosum Benth. {SD 22405} ANGLE-STEM BUCKWHEAT
Eriogonum apiculatum S. Watson {SD 48826} SAN JACINTO BUCKWHEAT
Eriogonum davidsonii E. Greene {SD 115115} DAVIDSON'S BUCKWHEAT
Eriogonum deflexum Torrey var. deflexum {SD 118590, 119075}
[E. d. ssp. d., E. d. var. rectum Rev., E. insigne Wats.]
DESERT SKELETON WEED
Eriogonum deserticola S. Watson {SD 130570} IMPERIAL BUCKWHEAT
Eriogonum elongatum Benth. var. elongatum {SD 132128}
[E. e.]
TALL BUCKWHEAT
Eriogonum evanidum Rev. {SD 22661}
[E. foliosum S. Watson misapp.]
1B 3-2-2
Note: this taxon may be extinct; see Reveal 2004.
VANISHING WILD BUCKWHEAT
Eriogonum fasciculatum Benth. var. fasciculatum {SD 127794}
[E. f. ssp. f.]
COAST CALIFORNIA BUCKWHEAT
Eriogonum fasciculatum Benth. var. foliolosum (Nutt.) Abrams {SD 48694}
[E. fasciculatum ssp. foliolosum (Nutt.) S. Stokes]
INLAND CALIFORNIA BUCKWHEAT
Eriogonum fasciculatum Benth. var. polifolium (A. DC.) Torrey & A. Gray {SD 115029}
[E. f. ssp. p. (Benth.) S. Stokes]
MOUNTAIN BUCKWHEAT
*Eriogonum giganteum S. Watson var. giganteum {SD 132793}
[E. g. ssp. g.]
Note: native to California but not to San Diego Co.
SANTA CATALINA ISLAND BUCKWHEAT
Eriogonum gracile Benth. var. gracile {SD 128251}
[E. g.]
SLENDER BUCKWHEAT
!Eriogonum gracile Benth. var. incultum Rev. {SD 137665} SMOOTH SLENDER BUCKWHEAT
Eriogonum inflatum Torrey & Frémont {SD 85781, 51100}
[E. i. var. i., E. i. var. deflatum I.M. Johnston]]
DESERT TRUMPET
Eriogonum maculatum A. A. Heller {SD 119628} SPOTTED BUCKWHEAT
!Eriogonum molestum E. Greene {SD 22093} PINELAND BUCKWHEAT
Eriogonum nudum Benth. var. pauciflorum S. Watson {SD 133912}
[E. n. ssp. p. (Wats.) Munz]
PINE BUCKWHEAT
Eriogonum parishii S. Watson {SD 135296} PARISH'S BUCKWHEAT
Eriogonum parvifolium Smith {SD 80463} BLUFF BUCKWHEAT
Eriogonum plumatella Durand & Hilg. {SD 119580} YUCCA BUCKWHEAT
Eriogonum reniforme Torrey & Frémont {SD 58965} KIDNEY-LEAF BUCKWHEAT
Eriogonum roseum Durand & Hilg. {SD 20093} VIRGATE BUCKWHEAT
Eriogonum saxatile S. Watson {SD 119053} ROCK BUCKWHEAT
Eriogonum thomasii Torrey {SD 122376} THOMAS'S BUCKWHEAT
Eriogonum thurberi Torrey {SD 130422} THURBER'S BUCKWHEAT
Eriogonum trichopes Torrey {SD 63333}
[E. t. var. t.]
LITTLE TRUMPET
!Eriogonum umbellatum Torrey var. munzii Rev. {SD 135297} MUNZ'S BUCKWHEAT
Eriogonum wrightii Benth. var. membranaceum Jepson {SD 72855}
[E. w. ssp. m. S. Stokes]
FOOTHILL BUCKWHEAT
Eriogonum wrightii Benth. var. nodosum (Small) Rev. {SD 75752}
[E. w. ssp. n. (Small) Munz]
KNOTTY BUCKWHEAT
Lastarriaea coriacea (Goodman) Hoover {SD 83822}
[Chorizanthe c. Goodm.]
LASTARRIAEA
Mucronea californica Benth. {SD 132785}
[Chorizanthe c. (Benth.) A. Gray]
4 1-2-3
CALIFORNIA SPINEFLOWER
Nemacaulis denudata Nutt. var. denudata {SD 132784}
1B 2-2-2
COAST WOOLLY-HEADS
Nemacaulis denudata Nutt. var. gracilis Goodman & L. Benson {SD 1210}
2 2-2-1
SLENDER WOOLLY-HEADS
Polygonum amphibium L. var. emersum Michaux {SD 106689}
[Persicaria a. (L.) A. Gray var. e. (Michaux) Hickman]
KELP SMARTWEED
Polygonum amphibium L. var. stipulaceum Coleman {SD 106470}
[Persicaria a. (L.) A. Gray var. s. (Colem.) Hara]
WATER SMARTWEED
*Polygonum arenastrum Boreau {SD 23115, 135384} COMMON KNOTWEED, DOORWEED
*Polygonum argyrocoleon Kunze {SD 138822} PERSIAN WIREWEED
*Polygonum convolvulus L. {SD 19763}
[Fallopia c. (L.) A. Love]
BLACK BINDWEED
Polygonum douglasii E. Greene ssp. douglasii {SD 128566}
[P. d. var. d.]
DOUGLAS'S KNOTWEED
Polygonum douglasii E. Greene ssp. johnstonii (Munz) J. Hickman {SD 48796}
[P. d. var. j. Munz]
SAWATCH KNOTWEED
!Polygonum hydropiperoides Michaux {UCR 137001}
[Persicaria h. (Michaux) Small]
WATERPEPPER
Polygonum lapathifolium L. {SD 48696}
[Persicaria l. (L.) A. Gray]
WILLOW SMARTWEED, WILLOW WEED
Polygonum parryi E. Greene {SD 123439} PARRY'S KNOTWEED
Polygonum punctatum Elliott {SD 48847}
[Persicaria p. (Ell.) Small]
PERENNIAL SMARTWEED
*Polygonum ramosissimum Michaux ssp. ramosissimum {SD 20484} BUSHY KNOTWEED
Pterostegia drymarioides Fischer & C. Meyer {SD 128567} GRANNY'S HAIRNET, G. C. P.
*Rumex acetosella L. {SD 27335} SHEEP-SORREL
*Rumex conglomeratus Murray {SD 106629} WHORLED DOCK
*Rumex crispus L. {SD 53607} CURLY DOCK
*!Rumex dentatus L. {SD 154693} TOOTHED DOCK
Rumex hymenosepalus Torrey {SD 20689} DESERT RHUBARB
Rumex maritimus L. {SD 114146}
[R. m. var. fueginus (Phil.) Dusen]
GOLDEN DOCK
*Rumex pulcher L. {SD 133679} FIDDLE DOCK
Rumex salicifolius J. A. Weinm. var. denticulatus Torrey {SD 79430} TOOTHED WILLOW DOCK
Rumex salicifolius J. A. Weinm. var. salicifolius {SD 48799} WILLOW DOCK
Sidotheca trilobata (A. Gray) Reveal {SD 128565}
[Oxytheca trilobata A. Gray]
THREE-LOBE STARRY PUNCTUREBRACT
PORTULACACEAE — Purslane Family
Calandrinia ambigua (S. Watson) Howell {SD 122383}
[Cistanthe a. (S. Watson) Hershkovitz]
DESERT POT HERB
Calandrinia breweri S. Watson {SD 79403}
4 1-2-2
BREWER'S CALANDRINIA
Calandrinia ciliata (Ruíz Lopez & Pavón) DC. {SD 85407}
[C. c. var. menziesii (Hook.) Macbr.]
RED MAIDS
Calandrinia maritima Nutt. {SD 117872}
[Cistanthe m. (Nutt.) Hershkovitz]
4 1-2-1
SEA KISSES, SEASIDE CALANDRINIA
Calyptridium monandrum Nutt. {SD 128570}
[Cistanthe m. (Nutt.) Hershkovitz]
COMMON CALYPTRIDIUM
Claytonia exigua Torrey & A. Gray ssp. exigua {SD 121065}
[C. spathulata (Hook.) var. exigua (T. & G.) Piper, var. tenuifolia (T. & G.) A. Gray]
SERPENTINE MONTIA
Claytonia parviflora Hook. ssp. parviflora {SD 70751}
[C. perfoliata var. parviflora (Hook.) Torrey]
UTAH MINER'S-LETTUCE
Claytonia parviflora Hook. ssp. viridis (Davidson) John M. Miller & Chambers {SD 86150}
[C. perfoliata ssp. v. (A. Davids.) Fellows]
GREEN MINER'S-LETTUCE
!Claytonia perfoliata Willd. ssp. mexicana (Rydb.) John M. Miller & Chambers {SD 70752} MEXICAN MINER'S-LETTUCE
Claytonia perfoliata Willd. ssp. perfoliata {SD 83832}
[C. p. var. p.]
MINER'S-LETTUCE
!Claytonia rubra (Howell) Tidestrom ssp. rubra {SD 153129} RED-STEM SPRINGBEAUTY
Lewisia brachycalyx A. Gray {SD 115621}
2 2-2-1
SOUTHWESTERN BITTER-ROOT
Lewisia nevadensis (A. Gray) Robinson {SD 115433} NEVADA BITTER-ROOT
Montia chamissoi (Sprengel) E. Greene {SD 121569}
[Crunocallis chamissoi (Ledeb) Rydb.]
TOAD-LILY
Montia fontana L. {SD 106732}
[M. f. ssp. amporitana Sennen]
WINTER MONTIA, WATER-CHICKWEED
Montia linearis (Hook.) E. Greene {SD 128515}
[Montiastrum lineare (Dougl.) Rydb.]
LINEAR-LEAF MONTIA
*Portulaca oleracea L. {SD 124277} COMMON PURSLANE
ANGIOSPERMS: EUDICOTS: POLEMONIACEAEANGIOSPERMS: EUDICOTS: PRIMULACEAE

Alphabetical Listing | Group Listing
Symbols Used in the Checklist
Checklist Introduction & Table of Contents
Botany Department | Field Guide