Howard Scott Gentry

American botanist (1903-1993).

Howard Scott Gentry (December 10, 1903 – April 1, 1993) was an American botanist recognized as the world's leading authority on the agaves. Gentry was born in Temecula, California. In 1931 he received an A.B. (bachelor's) degree in vertebrate zoology from the University of California at Berkeley. In 1947, Gentry received a Ph.D. in botany from the University of Michigan, Dissertation: The Durango Grasslands. Gentry made his first field trip to the Sierra Madre Occidental of Mexico in 1933. He spent most of the next twenty years exploring and recording the plant life of northwestern Mexico. He

Abbreviations: Gentry
Occupations: scientific collector, botanist, botanical collector
Citizenships: United States
Languages: English
Dates: 1903-12-10T00:00:00Z – 1993-04-01T00:00:00Z
Birth place: Temecula
Direct attributions: 80 plants, 0 fungi
Authorship mentions: 101 plants, 0 fungi

80 plants attributed, 21 plants contributed to101 plants:

Agave bovicornuta (Cow's Horn Agave) Gentry 1942
vulnerable and perennial plant species in the asparagaceae family
Agave bovicornuta Gentry, is a plant in the genus Agave, native to mountainous regions in the Mexican states of Chihuahua, Sonora and Sinaloa. The common name Cowhorn Agave and the specific epithet refer to the prominent red spines along the edges of the leaves. Other common names include "lechguilla verde" The plant forms a solitary rosette with no suckers. Yellowish-green flowers are borne on a stalk up to 150 cm tall. The Tarahumara peoples who live in the region where the plant is found sometimes eat the leaves although they consider it inferior to other species. It is listed as
Yucca grandiflora (Large-flowered Yucca) Gentry 1957
plant species in the asparagaceae family
Yucca grandiflora Gentry is a plant in the family Asparagaceae, native to the Sierra Madre Occidental in the Mexican states of Chihuahua and Sonora. Common names include Sahualiqui and Large-flowered Yucca. The Pima Bajo peoples of the region sometimes eat the immature fruits. It has a wide range, although it has a very low population density where it occurs.
Agave gypsophila Gentry 1982
perennial plant species in the asparagaceae family
Agave gypsophila (common names – gypsum century plant, blue wave agave) is a species of plant in the Asparagaceae family and is endemic to the Mexican state of Guerrero. The specific epithet, gypsophila, means gypsum loving. Agave gypsophila was described by Howard Scott Gentry in 1982. In 2013, J. Antonio Vazquez-Garcıa, et al. proposed a narrower circumscription of Agave gypsophila based on both ecological and morphological characteristics. The Agave gypsophila sens. lat. (in the broad sense) of Howard Scott Gentry was divided into five species: Agave abisaii, A. andreae, A. gypsophila
Agave colorata (Mescal Ceniza) Gentry 1942
perennial plant species in the asparagaceae family
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Nolina interrata (Dehesa Beargrass) Gentry 1946
perennial plant species in the asparagaceae family
Nolina interrata is a rare species of flowering plant known by the common names Dehesa nolina and Dehesa beargrass. It is known from about ten occurrences in central San Diego County, California, and fewer than 100 individual plants on land across the border in Baja California. The plant was first described in 1946 when found at the type locality near El Cajon, California, and all the individuals known in California are located within a six-square-mile area there. Although rare, numbering about 9,000 plants total in existence, the species is relatively well protected in its habitat and a
Agave titanota Gentry 1982
endangered and perennial plant species in the asparagaceae family
Agave titanota, the chalk agave, is a species of flowering plant in the family Asparagaceae. It is a medium-sized evergreen succulent perennial native to Oaxaca, Mexico. It often reaches 1-2 feet tall and 2-3 feet wide. The plant forms a solitary rosette of broad whitish green leaves with variable spines, which are 1-2 feet long and 5 inches wide, typically narrower toward the base and widest near the tip. Occasionally, it produces offsets. Mature plants may produce a flower head from 3m to 6m tall with yellow flowers. As it is monocarpic, this signals the death of the plant. It can tolerate
Agave gigantensis (Agave Gigantean) Gentry 1978
perennial plant species in the asparagaceae family
Agave gigantensis is a large, flowering agave plant found in Baja California Sur, Mexico. Its name is derived from the area of origin, not its large size. The plant is distinguishable by its red and purple leaves during flowering season. It is able to survive in harsh, rocky conditions and prefers dry and warm environments. The flowers of A. gigantensis are arranged in small clusters which diverge from a main branch. Unlike many other agave plants, A. gigantensis has been traditionally used in food and medicine by communities of western Mexico.
Agave durangensis Gentry 1982
perennial plant species in the asparagaceae family
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Yucca madrensis (Mountain Yucca) Gentry 1972
plant species in the asparagaceae family
Yucca madrensis H. S. Gentry is a plant in the genus Yucca in the family Asparagaceae. It is native to a mountainous region in the Sierra Madre Occidental in the Mexican states of Sonora and Chihuahua. It has also been reported from Arizona It grows on steep, rocky slopes in pine-oak forests. Yucca madrensis has indehiscent fruits and serrate leaves. This suggests relationships with Y. rigida Trel. and Y. schottii Engelm. It differs from both those species by several characters such as narrowness of the leaves, glabrous inflorescence, and short stature.
Agave shrevei Gentry 1942
perennial plant species in the asparagaceae family
Agave shrevei is a member of the family Asparagaceae, indigenous to the Sierra Madre Occidental in Mexico, along the boundary between the states of Chihuahua and Sonora. Two subspecies are currently recognized, although a third has been proposed (A. shrevei subsp. magna H.S. Gentry).
Agave polianthiflora Gentry 1972
perennial plant species in the asparagaceae family
Agave polianthiflora is a relatively small member of the genus Agave, in the subfamily Agavoideae, endemic to northern Mexico. The succulent is native to the States of Sinaloa, Chihuahua and Sonora. Because the species is widespread and appears to have a stable population, it is not considered by the IUCN to be threatened.
Agave mckelveyana (Mckelvey's Agave) Gentry 1970
perennial plant species in the asparagaceae family
Agave mckelveyana, common name McKelvey's century plant, is a species endemic to west-central Arizona, at elevations of 800–2,200 m (2,600–7,200 ft). Agave mckelveyana is an acaulescent (trunkless) species, usually producing a single rosette but sometimes growing suckers. Leaves are up to 40 cm (16 in) long, with spines along the margins and at the tip. The flowering stalk can be up to 5 m (16 ft) tall, with yellowish flowers.
Agave guiengola Gentry 1960
endangered and perennial plant species in the asparagaceae family
Agave guiengola is a large, evergreen succulent flowering plant belonging to the family Asparagaceae, and is endemic to the State of Oaxaca, in southern Mexico. It grows on limestone slopes at an elevation between 100–1,000 metres (330–3,280 ft) above sea level. The species name guiengola refers to Cerro Guiengola, the mountain where the species was first discovered.
Agave congesta Gentry 1982
perennial plant species in the asparagaceae family
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Agave impressa Gentry 1982
endangered and perennial plant species in the asparagaceae family
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Agave albomarginata Gentry 1982
endangered and perennial plant species in the asparagaceae family
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Agave aktites Gentry 1972
vulnerable and perennial plant species in the asparagaceae family
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Agave wocomahi (Wocomahi Agave) Gentry 1942
perennial plant species in the asparagaceae family
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Agave vizcainoensis Gentry 1978
perennial plant species in the asparagaceae family
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Agave scaposa Gentry 1982
perennial plant species in the asparagaceae family
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Agave oroensis Gentry 1982
perennial plant species in the asparagaceae family
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Agave ornithobroma Gentry 1982
vulnerable and perennial plant species in the asparagaceae family
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Agave ocahui Gentry 1972
perennial plant species in the asparagaceae family
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Agave × arizonica (Arizona Century Plant) Gentry & J.H.Weber 1970
perennial plant hybrid species in the asparagaceae family
Agave × arizonica is a rare plant, endemic to Arizona. It is a hybrid between two species of Agave in the family Asparagaceae, A. chrysantha and A. toumeyana var. bella. It was discovered in the 1960s near a summit of the New River Mountains, near the Maricopa-Yavapai county line north of Phoenix, Arizona. Agave × arizonica is a small plant about 30 cm high and 40 cm broad. Although similar to Agave utahensis, it has distinct differences in suckering more sparingly, in not forming a large dense clump, having leaves with a distinct dark brown margin and also more cylindrical flowers. Its
Hesperaloe nocturna (Night-blooming Hesperaloe) Gentry 1967
perennial plant species in the asparagaceae family
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Dalea tentaculoides (Gentry Indigo Bush) Gentry 1950
plant species in the fabaceae family
Dalea tentaculoides is a rare species of flowering plant in the legume family known by the common name Gentry's indigobush. It is native to Arizona in the United States, where it is limited to Pima and Santa Cruz Counties. It may occur in adjacent Mexico. This shrub-like perennial herb may reach two meters in height, but it usually remains smaller. It has compound leaves with several pairs of leaflets. The flowers are rose-purple. The inflorescence is coated in tentacle-like glands. Flowering occurs in spring and again in fall. This plant grows in canyons in oak and juniper woodland. It grows
Dalea pulchra (Santa Catalina Prairie Clover) Gentry 1950
plant species in the fabaceae family
Dalea pulchra, the Santa Catalina prairie clover or indigo bush, is a perennial shrub or subshrub of the subfamily Faboideae in the pea family-(Fabaceae). It is found in the southwestern United States and Northwestern Mexico in the states of Arizona, New Mexico, Sonora, and Chihuahua, in the Madrean sky islands region and associated areas. Santa Catalina prairie clover can be found in some common resource locations, for example: Ironwood Forest National Monument of southern Arizona. It has deep purple flowers. As a shrub it can grow to 1.2 metres (4 ft) tall. The Santa Catalina prairie clover
Agave zebra (Zebra Agave) Gentry 1972
vulnerable and perennial plant species in the asparagaceae family
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Agave multifilifera (Chahuiqui) Gentry 1972
perennial plant species in the asparagaceae family
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Agave fortiflora Gentry 1972
critically endangered and perennial plant species in the asparagaceae family
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