americana L. Present in the Texas flora and known locally as: Century plant, Maguey (Texas Distribution by vegetation zone)

ssp. americana

var. americana

var. expansa (Jacobi) Gentry

ssp. protamericana Gentry Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone)

arizonica Gentry & J.H. Weber Listed by the U.S. FWS as endangered, the FWS local name is Arizona agave and the FWS range is: U.S.A. (AZ). Listed on May 18, 1984 (Volume 49 Federal Register 21058).

asperrima Jacobi

chrysantha Peebles Synonymy: Agave palmeri var. chrysantha (Peebles) Little ex L. Benson

decipiens Baker

deserti Engelm.

ssp. deserti Synonymy: Agave consociata Trel.

ssp. simplex Gentry

desmettiana Jacobi

eggersiana Trel.

glomeruliflora (Engelm.) Berger Present in the Texas flora and known locally as: Chisos agave (Texas Distribution by vegetation zone) Synonymy: Agave chisosensis C.H. Muller

gracilipes Trel. Present in the Texas flora and known locally as: Slim-footed agave (Texas Distribution by vegetation zone)

havardiana Trel. Present in the Texas flora and known locally as: Havard agave (Texas Distribution by vegetation zone)

lechuguilla Torr. Present in the Texas flora and known locally as: Lechuguilla (Texas Distribution by vegetation zone) Synonymy: Agave lophantha var. poselgeri (Salm-Dyck) Berger

lophantha Schiede Present in the Texas flora and known locally as: Thorn-crested agave (Texas Distribution by vegetation zone)

mckelveyana Gentry

missionum Trel.

murpheyi F. Gibson

neglecta Small

palmeri Engelm.

parryi Engelm.

ssp. neomexicana (Woot. & Standl.) Ullrich Present in the Texas flora (treated as Agave neomexicana Woot. & Standl. by Hatch et al, 1990) and known locally as: New Mexico agave (Texas Distribution by vegetation zone) Synonymy: Agave neomexicana Woot. & Standl.

ssp. parryi Present in the Texas flora (treated as Agave scabra Salm-Dyck by Hatch et al, 1990) (Texas Distribution by vegetation zone) Synonymy: Agave huachucensis Baker , Agave parryi var. couesii (Engelm. ex Trel.) Kearney & Peebles , Agave parryi var. huachucensis (Baker) Little ex L. Benson , Agave scabra Salm-Dyck

parviflora Torr.

portoricensis Trel.

schottii Engelm.

var. schottii

var. treleasei (Toumey) Kearney & Peebles

shawii Engelm.

sisalana Perrine Synonymy: Agave rigida var. sisalana (Perrine) Engelm.

toumeyana Trel.

var. bella Breitung Synonymy: Agave toumeyana ssp. bella (Breitung) Gentry

var. toumeyana

utahensis Engelm.

var. eborispina (Hester) Breitung

var. kaibabensis (McKelvey) Breitung Synonymy: Agave kaibabensis McKelvey , Agave utahensis ssp. kaibabensis (McKelvey) Gentry

var. nevadensis Engelm. ex Greenm. & Roush

var. utahensis

weberi Cels ex Poisson Present in the Texas flora and known locally as: Weber agave, meguey liso (Texas Distribution by vegetation zone)

Cordyline Comm. ex R. Br. - TIPLANT

fruticosa (L.) Chev. Synonymy: Convallaria fruticosa L. , Cordyline terminalis (L.) Kunth , Cordyline terminalis var. ti (Schott) Baker , Dracaena terminalis (L.) L.

Dasylirion Zucc. - SOTOL

heteracanthum I.M. Johnston Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone)

leiophyllum Engelm. ex Trel. Present in the Texas flora and known locally as: Smooth sotol (Texas Distribution by vegetation zone)

texanum Scheele Present in the Texas flora and known locally as: Texas sotol (Texas Distribution by vegetation zone)

wheeleri S. Wats. Present in the Texas flora and known locally as: Wheeler sotol (Texas Distribution by vegetation zone)

Dracaena L.

fragrans (L.) Ker-Gawl.

Furcraea Vent. - SISAL

foetida (L.) Haw.

macrophylla Baker

selloa K. Koch

tuberosa (P. Mill.) Ait. f.

Hesperaloe Engelm. - FALSE YUCCA

funifera (K. Koch) Trel. Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone)

parviflora (Torr.) Coult.

var. engelmannii (Krauskopf) Trel. Present in the Texas flora and known locally as: Plateau herperaloe (Texas Distribution by vegetation zone)

var. parviflora Present in the Texas flora and known locally as: Red hesperaloe, red-flowered yucca (Texas Distribution by vegetation zone)

Manfreda Salisb. - TUBE-ROSE

longiflora (Rose) Verhoek-Williams Present in the Texas flora and known locally as: Runyons Huaco (Texas Distribution by vegetation zone) Synonymy: Polianthes runyonii Shinners , Runyonia longiflora Rose

maculosa (Hook.) Rose Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Agave maculata Engelm. ex Torr., non Regel , Agave maculosa Hook. , Agave maculosa var. minor Jacobi , Polianthes maculosa (Hook.) Shinners

sileri Verhoek-Williams Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone)

variegata (Jacobi) Rose Present in the Texas flora and known locally as: False aloe, rattlesnake master (Texas Distribution by vegetation zone) Synonymy: Agave variegata Jacobi , Manfreda tamazunchalensis Matuda , Manfreda xilitlensis Matuda , Polianthes variegata (Jacobi) Shinners

virginica (L.) Salisb. ex Rose Synonymy: Agave lata Shinners , Agave tigrina (Engelm.) Cory , Agave virginica L. , Allibertia intermedia Marion , Manfreda tigrina (Engelm.) Small , Manfreda virginica var. tigrina (Engelm.) Rose , Polianthes lata (Shinners) Shinners , Polianthes virginica (L.) Shinners

Nolina Michx. - BEAR-GRASS

arenicola Correll Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone)

atopocarpa Bartlett

bigelovii (Torr.) S. Wats.

brittoniana Nash Listed by the U.S. FWS as endangered, the FWS local name is Britton's beargrass and the FWS range is: U.S.A. (FL). Listed on April 27, 1993 (Volume 58 Federal Register 25754).

cismontana Dice

erumpens (Torr.) S. Wats. Present in the Texas flora and known locally as: Foothill nolina, beargrass, basketgrass (Texas Distribution by vegetation zone)

georgiana Michx.

interrata Gentry

lindheimeriana (Scheele) S. Wats. Present in the Texas flora and known locally as: Lindheimer nolina, devil's shoestring (Texas Distribution by vegetation zone)

micrantha I.M. Johnston Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone)

microcarpa S. Wats. Present in the Texas flora and known locally as: Small seed nolina, sacahuista (Texas Distribution by vegetation zone)

parryi S. Wats. Synonymy: Nolina bigelovii var. parryi (S. Wats.) L. Benson , Nolina bigelovii var. wolfii (Munz) L. Benson , Nolina parryi ssp. wolfii Munz , Nolina wolfii (Munz) Munz

texana S. Wats. Present in the Texas flora and known locally as: Sacahuista (Texas Distribution by vegetation zone) Synonymy: Nolina affinis Trel. , Nolina texana var. compacta (Trel.) I.M. Johnston

Phormium J.R. & G. Forst. - NEW ZEALAND-FLAX

tenax J.R. & G. Forst.

Pleomele Salisb. - HALA PELE

aurea (Mann) N.E. Br. Synonymy: Dracaena aurea Mann

auwahiensis St. John

fernaldii St. John Synonymy: Dracaena hawaiiensis Fosberg

forbesii O. Deg.

halapepe St. John

hawaiiensis O.& I. Deg.

Sansevieria Thunb. - BOWSTRING-HEMP

cylindrica Bojer ex Hook.

hyacinthoides (L.) Druce Synonymy: Cordyline guineensis (L.) Britt. , Sansevieria metallica Horton ex Gerome & Labroy , Sansevieria thyrsiflora Thunb.

longiflora Sims

trifasciata Prain

Yucca L. - YUCCA

aloifolia L.

angustissima Engelm. ex Trel.

var. angustissima Synonymy: Yucca angustissima var. avia Reveal

var. kanabensis (McKelvey) Reveal Synonymy: Yucca kanabensis McKelvey

var. toftiae (Welsh) Reveal Synonymy: Yucca toftiae Welsh

arkansana Trel. Present in the Texas flora and known locally as: Arkansas yucca (Texas Distribution by vegetation zone) Synonymy: Yucca angustissima var. mollis Engelm.

baccata Torr. Present in the Texas flora and known locally as: Datil yucca, blue yucca, banana yucca (Texas Distribution by vegetation zone)

var. baccata

var. brevifolia (Schott ex Torr.) L. Benson & Darrow Synonymy: Yucca arizonica McKelvey , Yucca brevifolia Schott ex Torr. , Yucca confinis McKelvey , Yucca thornberi McKelvey , Yucca treleasei J.F. Macbr.

var. vespertina McKelvey Synonymy: Yucca vespertina (McKelvey) Welsh

baileyi Woot. & Standl.

var. baileyi Synonymy: Yucca standleyi McKelvey

var. intermedia (McKelvey) Reveal Synonymy: Yucca intermedia McKelvey

var. navajoa (J.M. Webber) J.M. Webber Synonymy: Yucca navajoa J.M. Webber

brevifolia Engelm.

var. brevifolia Synonymy: Clistoyucca brevifolia (Engelm.) Rydb. , Yucca brevifolia var. herbertii (J.M. Webber) Munz

var. jaegeriana McKelvey

campestris McKelvey Present in the Texas flora and known locally as: Plains yucca (Texas Distribution by vegetation zone) Synonymy: Yucca intermedia var. ramosa McKelvey

constricta Buckl. Present in the Texas flora and known locally as: Buckley yucca (Texas Distribution by vegetation zone)

elata (Engelm.) Engelm. Present in the Texas flora and known locally as: Soaptree yucca, palmilla, soap-weed (Texas Distribution by vegetation zone)

var. elata Synonymy: Yucca angustissima var. elata Engelm.

var. utahensis (McKelvey) Reveal Synonymy: Yucca utahensis McKelvey

var. verdiensis (McKelvey) Reveal Synonymy: Yucca verdiensis McKelvey

faxoniana (Trel.) Sarg. Present in the Texas flora and known locally as: Faxon yucca, giant yucca, carneros uycca, Spanish dagger (Texas Distribution by vegetation zone) Synonymy: Samuela carnerosana auct. non Trel. , Samuela faxoniana Trel. , Yucca carnerosana auct. non (Trel.) McKelvey

filamentosa L. Present in the Texas flora and known locally as: Weakleaf yucca (Texas Distribution by vegetation zone) Synonymy: Yucca concava Haw. , Yucca filamentosa var. concava (Haw.) Baker , Yucca filamentosa var. smalliana (Fern.) Ahles , Yucca flaccida Haw. , Yucca smalliana Fern.

glauca Nutt.

var. glauca Present in the Texas flora and known locally as: Narrowleaf yucca (Texas Distribution by vegetation zone) Synonymy: Yucca angustifolia Pursh

var. gurneyi McKelvey

gloriosa L.

guatemalensis Baker Synonymy: Yucca elephantipes Regel

harrimaniae Trel.

var. harrimaniae Synonymy: Yucca gilbertiana (Trel.) Rydb. , Yucca harrimaniae var. gilbertiana Trel.

var. neomexicana (Woot. & Standl.) Reveal Synonymy: Yucca neomexicana Woot. & Standl.

var. sterilis Neese & Welsh

X karlsruhensis Graebn. [filamentosa X glauca]

louisianensis Trel. Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone) Synonymy: Yucca arkansana var. paniculata McKelvey , Yucca freemanii Shinners

necopina Shinners Present in the Texas flora, local name unknown. (Texas Distribution by vegetation zone)

pallida McKelvey Present in the Texas flora and known locally as: Pale yucca (Texas Distribution by vegetation zone) Synonymy: Yucca rupicola Trel.

recurvifolia Salisb.

reverchonii Trel. Present in the Texas flora and known locally as: Plateau yucca, San Angelo yucca (Texas Distribution by vegetation zone)

rupicola Scheele Synonymy: Yucca tortifolia Lindl. ex Engelm.

schidigera Roezl ex Ortgies Synonymy: Yucca californica Nutt. ex Baker , Yucca macrocarpa Merriam, non Engelm. , Yucca mohavensis Sarg.

schottii Engelm. Synonymy: Yucca macrocarpa Engelm., non Merriam , Yucca puberula Torr.

tenuistyla Trel. Present in the Texas flora and known locally as: Whiterim yucca (Texas Distribution by vegetation zone)

thompsoniana Trel. Present in the Texas flora (treated as Yucca rostrata Engelm. ex Trel. by Hatch et al, 1990) and known locally as: Thompson yucca, beaked uycca (Texas Distribution by vegetation zone) Synonymy: Yucca rostrata Engelm. ex Trel. , Yucca rostrata var. linearis Trel.

torreyi Shafer Present in the Texas flora and known locally as: Torrey yucca, Spanish dagger (Texas Distribution by vegetation zone) Synonymy: Yucca baccata var. macrocarpa Torr. , Yucca crassifolia Engelm. , Yucca macrocarpa (Torr.) Coville

treculeana Carr. Present in the Texas flora and known locally as: Trecul yucca, palma pita, Spanish dagger (Texas Distribution by vegetation zone)

var. succulenta McKelvey

var. treculeana Synonymy: Yucca treculeana var. canaliculata Trel.

whipplei Torr.

var. caespitosa M.E. Jones Synonymy: Yucca whipplei ssp. caespitosa (M.E. Jones) Haines

var. whipplei Synonymy: Hesperoyucca whipplei (Torr.) Baker , Yucca californica Lemmon , Yucca graminifolia Wood , Yucca newberryi McKelvey , Yucca nitida C. Wright ex W. Wats. , Yucca whipplei ssp. intermedia Haines , Yucca whipplei ssp. parishii (M.E. Jones) Haines , Yucca whipplei ssp. percursa Haines , Yucca whipplei var. graminifolia (Wood) Trel. , Yucca whipplei var. intermedia (Haines) J.M. Webber , Yucca whipplei var. parishii M.E. Jones , Yucca whipplei var. percursa (Haines) J.M. Webber