Aloe rauhii Reynolds
Snowflake aloe
This rare aloe originates in southwestern Madagascar; it does not grow naturally anywhere else.
Plants: Perennial succulents are less than 6″ (15 cm) high and 8″ (20 cm) around, except for a tall flowering spike up to 1½′ (50 cm) high.
Leaves: Leaf rosettes are about 5″ (12 cm) in diameter. Leaves have characteristic elongated white oval or H-shaped spots which are the source of the common name “snowflake aloe.” Leaves are up to 4 ⨉ ¾″ (10 ⨉ 2 cm), edged with white teeth, and shaped like tapering lances. Green and white leaves become a purplish orange color in full sunlight.
Flowers: Inflorescences appear on single or rarely branched spikes up to 1½′ (50 cm) tall, with racemes of pink coral-colored flowers. Each flower is up to 1″ (2.5 cm) long.
Fruits: Spreads slowly, forming colonies.
Habitats: Rocky scrublands of southwestern Madagascar.
Edibility: 
Toxic to people and animals.
Photo by KENPEI. 
Online References:
Guillauminia rauhii (Reynolds) P.V.Heath
A red hybrid of white aloe · 6/27/2026 · Coastal Maine Botanical Gardens, Boothbay, Maine · ≈ 7 × 6″ (17 × 15 cm) 
2/24/2010 · San Diego (Quail) Botanic Garden, Encinitas, California 
ID is uncertain 
| Kingdom | Plantae | Plants, but not fungi, lichens, or algae (from Stearn's Botanical Latin) |
| Subkingdom | Tracheobionta | Vascular plants—plants with a “circulatory system” for delivering water and nutrients |
| Division | Magnoliophyta | Flowering plants, also known as angiosperms |
| Class | Liliopsida | Monocots (plants with a single seed leaf); includes the lily family |
| Subclass | Liliidae | Includes lilies, orchids, and many others |
| Order | Asparagales | A diverse group that includes asparagus |
| Family | Xanthorrhoeaceae | Aloes, many tropical plants, flax lilies, daylilies, many others |
| Genus | Aloe | Means “goddess” in ancient Sanskrit, for its reputed use as a beauty aid; some sources suggest that the name comes from Alloeh, meaning “shining bitter substance” |
| Species | rauhii | For Werner Rauh (1913–2000), a professor of Botany at the University of Heidelberg in Germany and Director of the Heidelberger Botanical Gardens |
Aloe rauhii description by Thomas H. Kent, not updated.
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